Lifting Hooks Design For Precast Concrete

EEP is known for its ability to stand up to the harshest of conditions without damage or deformity for many years. The calculation allows for the design of a single precast reinforced concrete unit which can be checked at multiple design sections. (Tons) Part No. The considered beam has a rectangular section of 0. All lifting inserts and reusable hardware (bolts, bails, etc. Lifting Hooks: Lifting hooks must be used when transporting SVC precast concrete pits that have been manufactured with lifting holes (holes are always marked ‘Lift Here Only’). Enterprise development has a long-term strategy, and product innovation plays a key role in this. When you are ready to remove the precast piece from the form or from the yard for shipment to the job site, be sure the hook or clutch fits the lifting device properly and is oriented in the correct direction for lifting. Concrete Box. China Zinc Plated Spherical Head Eye Anchor, Find details about China Lifting Pin Anchor, Foot Anchor from Zinc Plated Spherical Head Eye Anchor - QINGDAO EATHU CASTING AND FORGING CO. Learn more on the FINISHES page. Precast concrete is a construction process in which structural elements are built in factory and being transported into the site for the erection work, meanwhile the quality of element is become more hence casted in the controlled environment. As associate members of The British Precast Concrete Federation and manufacturers of quality precast lifting and fixing systems, Halfen give their full support and commitment to the scheme. The lifting anchor is a traditional lifting anchor system for the precast concrete. com® (f/k/a HT Systems, LLC) a leader in the design, construction, and installation of several types of precast concrete tanks. design support at concept stage and throughout the project preformed holes, reduced ends, open cores and other details lifting hooks can be cast into our hollowcore units we offer installation service if required hollowcore. Precast concrete lifting accessories: anchors, lifting eyes, lifting clutches and more at an affordable price. Handles a wide range of precast concrete pipe. 8, and by reference to 21. Many plinths like the ESKOM range are standard for which moulds exist and these can be produced rapidly and economically. Identical ends allow the. There are three kinds of lifting anchor which you can choose. Hook and clutch engagement should not be difficult and extreme force with a hammer is a significant reason to stop. This connection system contains no loose hardware and the barrier end-design incorporates a self-aligning system for ease of installation and removal. 0 ksi compressive strength of concrete, and grade 60. Using the most critical piece of component for design, Item code: AL-Type 1a. com® (f/k/a HT Systems, LLC) a leader in the design, construction, and installation of several types of precast concrete tanks. When you are ready to remove the precast piece from the form or from the yard for shipment to the job site, be sure the hook or clutch fits the lifting device properly and is oriented in the correct direction for lifting. Detailing of reinforcement 9. Pulling / Lifting Irons American Step Pulling/Lifting Irons have many uses for lifting or as pulling anchor points when properly installed in steel reinforced concrete structures. Cast-in Lifting Hoops. Send Inquiry. The span capabilities of these precast concrete culvert shapes are based on 6. Lifting calculation method 3. Alternatively, they shall be cut off 12mm below the surface of the unit and the recess sealed with epoxy mortar. 6 Erection documentation 24 4. Enterprise development has a long-term strategy, and product innovation plays a key role in this. Heavy lifting crane for lifting and hanging ropes. The reasons for selection may be technical, economic, or may be due to the lifting equipment already owned. ) discussed in this article meet the in-dustry’s standard factors of safety, which Choices include dogbone, anchor, coil, and plug types By Jim Camillo Lifting inserts for precast sandwich panels Before this precast sandwich panel can be lift-ed, hooks are placed into the ring. HALFEN PRECAST INSERT SYSTEMS CONCRETE Page Wavy Tail lifting insert 8 – Socket swaged to anchorage; ready to use; safe and quick – Available in12 – 52mm diameters, giving load capacity of 500 – 12,500 kg – Use with Threaded lifting loop or Swivel lifting eye Plain Socket lifting insert 10. Precast elements shall be protected from freezing temperatures (32°F) for 5 days or. 20 and BTH-1 standards and are accepted by. No additional reinforcement is required and lifting can. This connection system contains no loose hardware and the barrier end-design incorporates a self-aligning system for ease of installation and removal. Lifting Clutch (Eye) The lifting clutch is perfectly suitted for a wide range of lifting applications involving precast concrete products. A basket distributes the load equally be-tween the two legs of a sling. When de-moulding, the adhesion to the mould must be calculated along with the factors for both the lifting apparatus and the chain sling angle. (39-Hook) Creative Multi Function Invisible Hardwall Drywall Picture-Hanging Hooks Clock Hanger Non-Trace Wall Picture Hook Frame Wedding Photos Mirror Wall Studs, White. 8, and by reference to 21. It does not take priority over the Building Code, New Zealand Standards, approved Codes of Practice, etc. Lifting eyes can be connected to hooks and chains from a lift or crane. The P-50 SL Universal Lifting Eye is not recommended for edge lifting of thin precast con-. Battery Beams. 2 Salient features of proposed design: The proposed design in precast concrete offered a solution with strip lights which provide excellent natural lighting as can be seen in Figure 2. Many precast plant production policies normally specify a 60 degree, or greater, sling angle. Hook and clutch engagement should not be difficult and extreme force with a hammer is a significant reason to stop. The capacity loads are axial with a breakage factor of safety equal to 5. The boxes are manufactured in a wide range of standard sizes and include special designs that include multi-cell units and mega-boxes (spans exceeding 14'). This design feature allows your precast concrete elements to be turned, tilted and/or rotated under load. Definitions of special precast concrete struc-. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. The Professional Engineer shall be experienced in precast prestressed concrete transportation and erection and be present for the initial stages of panel loading, unloading and erection. (Tip: If your sling leg is long enough when laid down to reach pick point A to B then the horizontal angle will be at least 60 degrees). Provide lifting hook capable of supporting the load, but not less than 2,500 pounds each hook. responsible for design of the lifting devices and all necessary precast concrete modifications to accommodate handling stresses in the precast elements. Rod Lifting Hook Design Calculation darbury lifting lug operating document docx page 11 of 17 darbury consulting ltd december 2010 rev 2 0 www darbury com the results are shown graphically as a tick mark for the areas that are acceptable to the design conditions amp the safe working limit or as a cross where the calculation is outside the safe. Amendment 3 to NZS 3101. The safe lifting of precast elements has developed over many years, but in the Eurocodes for the design of structures, such as EN 1990 (1) and EN 1992-1-1 (2) (Eurocode 2), there is limited information available to the designer on how to design lifting assemblies, in particular, the lifting socket placed in the concrete. The considered beam has a rectangular section of 0. The capacity loads are axial with a breakage factor of safety equal to 5. 04 Steel lifting hooks shall be cut flush with the surface of the concrete, cleaned to bright metal and coated with two coats of coal tar epoxy. Alternatively, they shall be cut off 12mm below the surface of the unit and the recess sealed with epoxy mortar. All J-J Hook barriers are a high strength, steel-reinforced, precast concrete safety barrier containing the J-J Hooks positive connection system. Bonding agent Sika Latex. The designated concrete class is 25/30, while the steel is S500. The easy and quickly universal head link is used to lift and transport the concrete panel or concrete culvert. Design Code, CP 65 Part 1: 1999 and EC02. When you are ready to remove the precast piece from the form or from the yard for shipment to the job site, be sure the hook or clutch fits the lifting device properly and is oriented in the correct direction for lifting. Serviceability limit states 8. Send Inquiry. Roughen contact surface of foundation and column with shear key. Precast concrete manufactures require different lifting and connection devices depending on the intended use and size of the precast piece. It also highlights typical risks associated with using precast concrete and helps to reduce and control them. The lifting anchor must function safety and reliably during lifting and transport and tilt up operation. MANUAL ANGLE ADJUSTMENT. lift point locations in precast) allows the selected crane to perform a clean lift from the delivery vehicle. Available in a vast array of Class "A" finishes, colors and formliner textures. I've never actually designed lifting hooks for a concrete slab before and would like to double check what I've come up with and my reasoning. Lifting Clutch (Eye) The lifting clutch is perfectly suitted for a wide range of lifting applications involving precast concrete products. Definitions of these terms are also located in Chapter 21 of ACI 318-05. China Zinc Plated Spherical Head Eye Anchor, Find details about China Lifting Pin Anchor, Foot Anchor from Zinc Plated Spherical Head Eye Anchor - QINGDAO EATHU CASTING AND FORGING CO. n Explain the use of slings and sling arrangements. Abstract style illustration with hook and beam vector. A lifting hook is a looped shaped smooth rebar of S235C, anchored in the precast unit and used for demoulding, transportation and lifting. The capacity loads are axial with a breakage factor of safety equal to 5. Lifting devices used in precast concrete products shall be verified for capacity and shall have an adequate factor of safety for lifting and handling products, taking into account the various forces acting on the device, including release suction and impact, and the various positions of the product during handling. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. In precast concrete construction various conditions can often increase loading, as well as the degree of risk involved. ) provide 4 lifting hooks per basin at midpoint of each wall. 1&2:2006 involves significant revision and the introduction of new material. Aug 12, 2021 · Lifting Eyes - An attachment connected to a lifting pin anchor, which is poured into precast concrete products, that aides in the lifting and transport of precast concrete products. There are three kinds of lifting anchor which you can choose. Abstract style illustration with hook and beam vector. Lifting factor f is the acceleration factor. This connection system contains no loose hardware and the barrier end-design incorporates a self-aligning system for ease of installation and removal. Lifting mechanism design for ; Demoulding Only Installation Only Both. (39-Hook) Creative Multi Function Invisible Hardwall Drywall Picture-Hanging Hooks Clock Hanger Non-Trace Wall Picture Hook Frame Wedding Photos Mirror Wall Studs, White. To install the P50 lifting eye, hold the unit upside. For most lifting applications, the 'factory finished' Wavy Tail insert. The reasons for selection may be technical, economic, or may be due to the lifting equipment already owned. Detailing of members and particular rules 10. To prevent any damage from incompatible lifting tools, only the SVC-approved 2. The capacity loads are axial with a breakage factor of safety equal to 5. 5 out of 5 stars. The lifting anchor is a traditional lifting anchor system for the precast concrete. G = ρ V V = L x l x g V : volume of precast (m³). SwiftLift Concrete Lifting Clutches have been exclusively designed and approved for use with Reid SwiftLift Anchors. responsible for design of the lifting devices and all necessary precast concrete modifications to accommodate handling stresses in the precast elements. precast concrete lifting hooks can also be customized to reflect the logo of the company or gymnasium on the sides. 3t to 32t WLL comply with AS3850. For most lifting applications, the 'factory finished' Wavy Tail insert. precast concrete as used in buildings but it may be referred to for handling, transportation and erection all precast concrete elements where appropriate. PRECAST CONCRETE LIFTING DESIGN When designing and specifying lifting anchors, it is imperative to ensure that the load is distributed as evenly as possible when deciding on the number of anchors and their specification. HALFEN guarantees highest quality materials, high grade manufacture and products with the proven reliability of a global brand. 5 Shop drawings 23 4. The easy and quickly universal head link is used to lift and transport the concrete panel or concrete culvert. When you are ready to remove the precast piece from the form or from the yard for shipment to the job site, be sure the hook or clutch fits the lifting device properly and is oriented in the correct direction for lifting. 3 Marking plan 23 4. A lifting hook is a looped shaped smooth rebar of S235C, anchored in the precast unit and used for demoulding, transportation and lifting. To ensure the performance of the precast concrete products, lifting and handling should be taken into account in. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. Mar 25, 2021 · Crane Hook Hanging On A Steel Ropes With Steel I - 123RF Steel crane crane isolated on white background. When de-moulding, the adhesion to the mould must be calculated along with the factors for both the lifting apparatus and the chain sling angle. Since precast is manufactured in a controlled casting environment it is easier to. Sticking to the principle of 'Super High-quality, Satisfactory service', We are striving to generally be a very good business partner of you for Straight Tailed Lifting Sockets, Lifting Hooks Design For Precast Concrete, concrete lifting anchors. Lifting: Provide lifting holes, galvanized lifting points or steel lifting eyes in the culvert units, link and base slabs for all culverts larger than 600 x 450. ADVANTAGES TO PRECASTE TECHNOLOGY. The precast prestressed concrete panels shall be picked up only by the lifting devices installed by the Fabricator. Stabilization Pins. The Hook-Lift Anchor is unique in concept and design. Provide lifting hook capable of supporting the load, but not less than 2,500 pounds each hook. 9m and 200mm thick with a 600mm square opening and cover in the middle. Since precast reinforced concrete. Handle and load precast box culvert units to prevent any damage to the units. 5 Shop drawings 23 4. Weight of precast element, wt precast = tons (metric) Surface area of precast element, A precast = m 2 (for adhesion force calc during demoulding, if no adhesion put 0 ) Design Criteria. Further information on Tekla Tedds can be found here. Detailing of members and particular rules 10. 1 Proprietary documentation 21 4. two hook devices provide added lifting capabilities to your forklift trucks. Mar 18, 2020 · Precast concrete is a construction product that is formed by casting concrete into reusable molds. Cast-in anchors are threaded shafts with a buried end termination of a hex head, threaded nut, or 90° (L-) or 180° (J-) hook, or headed (non-threaded) studs welded to a surface plate. ) discussed in this article meet the in-dustry's standard factors of safety, which Choices include dogbone, anchor, coil, and plug types By Jim Camillo Lifting inserts for precast sandwich panels Before this precast sandwich panel can be lift-ed, hooks are placed into the ring. The design of lifting inserts is based on test results or calculations, where the EN 1992-4 model serves as base. Created Date: 4/18/2006 6:35:09 PM. To install the P50 lifting eye, hold the unit upside. Identical ends allow the. Roughen contact surface of foundation and column with shear key. National Concrete Accessories carries a full line of inserts that can be used to lift and connect precast products in a modular fashion, in addition to threaded inserts that are used to connect fixtures to. PRO-RING™ products provide a proven alternative to concrete grade or adjustment rings and is the most advanced concrete ring alternative manhole grade adjustment system available anywhere. Hooks - (284 companies) Hooks are load-transmitting components that are most often used in conjunction with chains and other equipment. This design feature allows your precast concrete elements to be turned, tilted and/or rotated under load. 8, and by reference to 21. It can be used very effectively in a wide variety of utility precast concrete applications. The lifting classes are described in DIN 15018. Heavy lifting crane for lifting and hanging ropes. 5 Shop drawings 23 4. Lifting anchor design capacity is normally calculated assuming an unreinforced concrete element. Product categories Utility Lifting Systems : Meadow Burke. Further information on Tekla Tedds can be found here. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. Mar 25, 2021 · Crane Hook Hanging On A Steel Ropes With Steel I - 123RF Steel crane crane isolated on white background. Send Inquiry. 0 tonne lifting hooks should be used (these hooks are available for loan or purchase from SVC). It also highlights typical risks associated with using precast concrete and helps to reduce and control them. The calculation allows for the design of a single precast reinforced concrete unit which can be checked at multiple design sections. Here is the situation. ADVANTAGES TO PRECASTE TECHNOLOGY. LIFTING SYSTEMS DESIGN CRITERIA LIFTING SYSTEMS DESIGN CRITERIA We have four main systems available for the lifting of precast concrete units. Lifting: Provide lifting holes, galvanized lifting points or steel lifting eyes in the culvert units, link and base slabs for all culverts larger than 600 x 450. 2 Handling and Transportation of Panels. The boxes are manufactured in a wide range of standard sizes and include special designs that include multi-cell units and mega-boxes (spans exceeding 14'). We employ a variety of fixing methods, including cast-in sockets, curtain walling, curtain wall glazing, and channel inserts, while our design team can produce custom-made panel supports and. Products/Services for Precast Panel Lifting Hooks. Lifting Hooks: Lifting hooks must be used when transporting SVC precast concrete pits that have been manufactured with lifting holes (holes are always marked ‘Lift Here Only’). Before lifting, it is essential that the anchor markings are checked, and that a Reid Clutch is used with Reid Anchors. 5 out of 5 stars. Precast Concrete Construction (TC) in March 2012 for the purpose of collecting views and feedbacks on the use of the Code of Practice for Precast Concrete Construction 2003 (the 2003 Code) from the building industry and with a view to keeping the Code of Practice in pace with the advancement in design, technology and construction practice. Pair of swivel hooks - Code S* ECONOMICAL LIFTING BEAMS Adjustable Spreader/Lifting Beam (ASLB16) Rated Cap. Aug 12, 2021 · Lifting Eyes - An attachment connected to a lifting pin anchor, which is poured into precast concrete products, that aides in the lifting and transport of precast concrete products. Definitions of special precast concrete struc-. n Determine the effects of critical angles as the relate to lifting and moving objects. Precast concrete manufactures require different lifting and connection devices depending on the intended use and size of the precast piece. Pulling / Lifting Irons American Step Pulling/Lifting Irons have many uses for lifting or as pulling anchor points when properly installed in steel reinforced concrete structures. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. Provide lifting hook capable of supporting the load, but not less than 2,500 pounds each hook. Dependent on the lifting equipment used, the anchors may be subjected to parallel and. Vantone manufactures precast concrete plinths of any shape, size and purpose for its customers. two hook devices provide added lifting capabilities to your forklift trucks. The Hook-Lift Anchor is unique in concept and design. Mar 16, 2006 · Part Two, Commentary on The Design of Concrete Structures, explains the provisions of Part One, summarises technical background and suggests approaches which satisfy the intent of the Standard. I've never actually designed lifting hooks for a concrete slab before and would like to double check what I've come up with and my reasoning. (39-Hook) Creative Multi Function Invisible Hardwall Drywall Picture-Hanging Hooks Clock Hanger Non-Trace Wall Picture Hook Frame Wedding Photos Mirror Wall Studs, White. LIFTING SYSTEMS DESIGN CRITERIA We have four main systems available for the lifting of precast concrete units. What Materials made of Lifting Clutch? By Precision Casting and Forged, GME Precast produced CE certified lifting clutch (ring clutch) with high-grade 35CrMoV special casting head clutch and forged bolt, to ensure stable quality and high performance. The precast prestressed concrete panels shall be picked up only by the lifting devices installed by the Fabricator. LIFTING SYSTEMS DESIGN CRITERIA LIFTING SYSTEMS DESIGN CRITERIA We have four main systems available for the lifting of precast concrete units. WIRE ROPE As previously noted, slings are often formed from wire rope, fiber or synthetic rope, and chain. They are available in a range of Working Load Limits. Roughen contact surface of foundation and column with shear key. The reasons for selection may be technical, economic, or may be due to the lifting equipment already owned. 8, and by reference to 21. Lifting anchor design capacity is normally calculated assuming an unreinforced concrete element. Lifting Hooks. The measurements for the precast section are 0. PRECAST CONCRETE MANHOLE COVER AND FRAME mix design of concrete and curing condition in a month shall constitute a control 8 Lifting hooks R8 IS 12592 Each cover. The P-50 SL Universal Lifting Eye is not recommended for edge lifting of thin precast con-. The design of the P-50 Universal Lifting Eye permits the ball to freely rotate 180°, while the com-plete lifting eye may rotate through a 360° arc. The configuration (size, position and quantity) of this reinforcement should be supplemented to the element reinforcement design to ensure for adequate capacity of the lifting design. Abstract style illustration with hook and beam vector. be made by multiplying the precast element weight: H a = 2 x G H a = 3 x G (ribbed elements ) H = 4 x G (coffered elements) 3 Prefabricated elements are composed of a higher concentra-Total weight “G” of the precast reinforced concrete element is determined using a specific weight of: ρ= 25 kN/m³. The boxes are manufactured in a wide range of standard sizes and include special designs that include multi-cell units and mega-boxes (spans exceeding 14'). 0 tonne lifting hooks should be used (these hooks are available for loan or purchase from SVC). The lifting anchor must function safety and reliably during lifting and transport and tilt up operation. Concrete grout SikaGrout 214AE having strength of C80 Mpa 3. In precast concrete construction various conditions can often increase loading, as well as the degree of risk involved. 20 and BTH-1 standards and are accepted by. Design Code, CP 65 Part 1: 1999 and EC02. Dependent on the lifting equipment used, the anchors may be subjected to parallel and. brackets, and concrete screws. Drill 2-inch holes into the sunken concrete and pour a mixture of fly ash, sand, water, and cement into the holes with a pump that produces 50 to 100 pounds of pressure. 3 PRECAST CONCRETE LIFTING: Safety and Best Practice “I am fully in support of the Concrete Targets 2010 scheme. 6 Erection documentation 24 4. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. Structural analysis 6. 50 m and a length of 6. 0 ksi reinforcement. 4 Planning 23 4. For most lifting applications, the 'factory finished' Wavy Tail insert. 04 Steel lifting hooks shall be cut flush with the surface of the concrete, cleaned to bright metal and coated with two coats of coal tar epoxy. precast concrete as used in buildings but it may be referred to for handling, transportation and erection all precast concrete elements where appropriate. Roughen contact surface of foundation and column with shear key. Further information on Tekla Tedds can be found here. Definitions of these terms are also located in Chapter 21 of ACI 318-05. SwiftLift Concrete Lifting Clutches have been exclusively designed and approved for use with Reid SwiftLift Anchors. The configuration (size, position and quantity) of this reinforcement should be supplemented to the element reinforcement design to ensure for adequate capacity of the lifting design. CFS supplies a wide range of innovative and rigorously tested lifting anchors, specifically designed for precast concrete. We have a slab design 2. More Information. a sling to connect a lifting hook to a load. Cast-in anchors are threaded shafts with a buried end termination of a hex head, threaded nut, or 90° (L-) or 180° (J-) hook, or headed (non-threaded) studs welded to a surface plate. Cast-in Lifting Hoops. Pair of swivel hooks - Code S* ECONOMICAL LIFTING BEAMS Adjustable Spreader/Lifting Beam (ASLB16) Rated Cap. Precast concrete is a construction process in which structural elements are built in factory and being transported into the site for the erection work, meanwhile the quality of element is become more hence casted in the controlled environment. We employ a variety of fixing methods, including cast-in sockets, curtain walling, curtain wall glazing, and channel inserts, while our design team can produce custom-made panel supports and. The present scheme has already. (39-Hook) Creative Multi Function Invisible Hardwall Drywall Picture-Hanging Hooks Clock Hanger Non-Trace Wall Picture Hook Frame Wedding Photos Mirror Wall Studs, White. Enterprise development has a long-term strategy, and product innovation plays a key role in this. When de-moulding, the adhesion to the mould must be calculated along with the factors for both the lifting apparatus and the chain sling angle. precast concrete lifting hooks can also be customized to reflect the logo of the company or gymnasium on the sides. The design of lifting inserts is based on test results or calculations, where the EN 1992-4 model serves as base. Amendment 3 to NZS 3101. Lifting anchor is normally used for lifting precast concrete panel or block or culverts. Design and install vaults to withstand hydrostatic uplift caused by a. The anchors of the system must be reliable in use. n Understand the proper use of wire ropes, wire rope fittings, end terminations, and tighteners. No additional reinforcement is required and lifting can. Lifting anchor design capacity is normally calculated assuming an unreinforced concrete element. Further information on Tekla Tedds can be found here. 5 out of 5 stars. HALFEN PRECAST INSERT SYSTEMS CONCRETE Page Wavy Tail lifting insert 8 – Socket swaged to anchorage; ready to use; safe and quick – Available in12 – 52mm diameters, giving load capacity of 500 – 12,500 kg – Use with Threaded lifting loop or Swivel lifting eye Plain Socket lifting insert 10. A lifting hook is a looped shaped smooth rebar of S235C, anchored in the precast unit and used for demoulding, transportation and lifting. Roughen contact surface of foundation and column with shear key. Philipp Cast-in Lifting hoops provide a safe and reliable solution to address the issues of handling precast concrete units, used in. Lifting Hooks: Lifting hooks must be used when transporting SVC precast concrete pits that have been manufactured with lifting holes (holes are always marked 'Lift Here Only'). The span capabilities of these precast concrete culvert shapes are based on 6. Definitions of special precast concrete struc-. Custom pad assemblies are also available for our precast, adjustable concrete lifting devices including rock feet, extended legs, standoffs and more. G = ρ V V = L x l x g V : volume of precast (m³). When you are ready to remove the precast piece from the form or from the yard for shipment to the job site, be sure the hook or clutch fits the lifting device properly and is oriented in the correct direction for lifting. General data and assumptions. DYNAMIC FACTOR When the movement of the precast unit is performed by lifting gear, dynamic forces that depend on the lifting gear used, appear. A concrete anchor is a steel shaft either cast into concrete at placement or post-installed after the concrete has hardened. Materials 4. 13, are special reinforced concrete shear walls, with the design fac-tors as defined in ASCE 7-05,7 Table 12. Bonding agent Sika Latex. The reasons for selection may be technical, economic, or may be due to the lifting equipment already owned. "concrete hooks for hanging". 0 ksi compressive strength of concrete, and grade 60. (Tons) Part No. Safety has to be the number one consideration when lifting a precast or tilt-up concrete element. 13, are special reinforced concrete shear walls, with the design fac-tors as defined in ASCE 7-05,7 Table 12. Battery Beams. 9m and 200mm thick with a 600mm square opening and cover in the middle. Pair of swivel hooks - Code S* ECONOMICAL LIFTING BEAMS Adjustable Spreader/Lifting Beam (ASLB16) Rated Cap. The designated concrete class is 25/30, while the steel is S500. Reid SwiftLift™ Lifting Clutches, from 1. The present scheme has already. Roughen contact surface of foundation and column with shear key. Lifting Hooks: Lifting hooks must be used when transporting SVC precast concrete pits that have been manufactured with lifting holes (holes are always marked 'Lift Here Only'). The boxes are manufactured in a wide range of standard sizes and include special designs that include multi-cell units and mega-boxes (spans exceeding 14'). Send Inquiry. of steel, iron and concrete pipes. Provide lifting hook capable of supporting the load, but not less than 2,500 pounds each hook. The Hook-Lift Anchor is unique in concept and design. What Materials made of Lifting Clutch? By Precision Casting and Forged, GME Precast produced CE certified lifting clutch (ring clutch) with high-grade 35CrMoV special casting head clutch and forged bolt, to ensure stable quality and high performance. Products such as eye hooks, clevis hooks, grab hooks, shank hooks, swivel hooks, and S hooks can be used to connect lifting and rigging Learn More. The bars will be bent into a hook shape at midlength and recessed into the top of the slab. 0 tonne lifting hooks should be used (these hooks are available for loan or purchase from SVC). Help with lifting hooks for slab. industrial batteries. Abstract style illustration with hook and beam vector. Precast Concrete Construction (TC) in March 2012 for the purpose of collecting views and feedbacks on the use of the Code of Practice for Precast Concrete Construction 2003 (the 2003 Code) from the building industry and with a view to keeping the Code of Practice in pace with the advancement in design, technology and construction practice. Identical ends allow the. All J-J Hook barriers are a high strength, steel-reinforced, precast concrete safety barrier containing the J-J Hooks positive connection system. Pumping the grout to fill all the gaps between the two elements. Safety has to be the number one consideration when lifting a precast or tilt-up concrete element. Six different models are available up to 30,000 lbs. Roughen contact surface of foundation and column with shear key. Lifting: Provide lifting holes, galvanized lifting points or steel lifting eyes in the culvert units, link and base slabs for all culverts larger than 600 x 450. A sufficient safety level during lifting and handling of precast concrete products with lifting inserts is ensured by stating partial and global safety factors for different failure modes from different National Provisions and the global safety factors as required by the Machinery Directive. Heavy lifting crane for lifting and hanging ropes. com® (f/k/a HT Systems, LLC) a leader in the design, construction, and installation of several types of precast concrete tanks. Lifting eyes can be connected to hooks and chains from a lift or crane. The reasons for selection may be technical, economic, or may be due to the lifting equipment already owned. LIFTING SYSTEMS DESIGN CRITERIA LIFTING SYSTEMS DESIGN CRITERIA We have four main systems available for the lifting of precast concrete units. Precast concrete manufactures require different lifting and connection devices depending on the intended use and size of the precast piece. For most lifting applications, the 'factory finished' Wavy Tail insert. The calculation allows for the design of a single precast reinforced concrete unit which can be checked at multiple design sections. Precast reinforced concrete systems with cast-in-place concrete are joints designed to behave as a cast-in-place reinforced concrete structure which have been used in the construction of earthquake resisting multistory buildings.  Minimum edge distance is 15 inches  SWL based on 1/2” setback from face of concrete. Definitions of special precast concrete struc-. needed in the design and construction development of precast technology. Aug 15, 2010 · The Concrete Lifting Process General Procedure Followed by Professionals. The lifting clutch hook welded needs high quality and deeply to approval with X-ray machinery. Products/Services for Precast Panel Lifting Hooks. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. Created Date: 4/18/2006 6:35:09 PM. Concrete grout SikaGrout 214AE having strength of C80 Mpa 3. -forklift batteries). Lifting calculation method 3. Roughen contact surface of foundation and column with shear key. 20 and BTH-1 standards and are accepted by. Enterprise development has a long-term strategy, and product innovation plays a key role in this. A chok-er is used when the concrete load won’t be damaged by the sling body, or when the sling won’t be dam-aged by the load. LIFTING SYSTEMS DESIGN CRITERIA We have four main systems available for the lifting of precast concrete units. Many precast plant production policies normally specify a 60 degree, or greater, sling angle. Cast-in Lifting Hoops. Precast concrete walls that are designed to conform to ACI 318-05 Section 21. If the lift must be made at a lower strength, please consult Halfen Ltd. MANUAL ANGLE ADJUSTMENT. Heavy lifting crane for lifting and hanging ropes. The span capabilities of these precast concrete culvert shapes are based on 6. PRECAST CONCRETE LIFTING DESIGN When designing and specifying lifting anchors, it is imperative to ensure that the load is distributed as evenly as possible when deciding on the number of anchors and their specification. To prevent any damage from incompatible lifting tools, only the SVC-approved 2. Rod Lifting Hook Design Calculation darbury lifting lug operating document docx page 11 of 17 darbury consulting ltd december 2010 rev 2 0 www darbury com the results are shown graphically as a tick mark for the areas that are acceptable to the design conditions amp the safe working limit or as a cross where the calculation is outside the safe. CERTIFIED PERFORMANCE Kenco below the hook lifting products are designed, manufactured and tested in compliance with the latest revisions of the ASME B30. DESIGN FOR ADEQUACY OF PROVISION OF SINGLE LIFTING HOOKS. The typical section for these precast concrete culvert shapes is shown in Figure 3, and the span capability is shown in Table 1. The reasons for selection may be technical, economic, or may be due to the lifting equipment already owned. In parallel with the most popular ESKOM plinths, Vanstone has a range of more economical INLAND plinths. Mar 25, 2021 · Crane Hook Hanging On A Steel Ropes With Steel I - 123RF Steel crane crane isolated on white background. ADVANTAGES TO PRECASTE TECHNOLOGY. com® (f/k/a HT Systems, LLC) a leader in the design, construction, and installation of several types of precast concrete tanks. 8, and by reference to 21. EEP is known for its ability to stand up to the harshest of conditions without damage or deformity for many years. Nevertheless, it is recommended to better use the VDI/BV-BS 6205 guideline 'Lifting Inserts and Lifting Insert Systems for Precast Concrete Elements, Principles, Design, Applications', instead. Precast concrete is a construction process in which structural elements are built in factory and being transported into the site for the erection work, meanwhile the quality of element is become more hence casted in the controlled environment. Custom pad assemblies are also available for our precast, adjustable concrete lifting devices including rock feet, extended legs, standoffs and more. 50 m and a length of 6. 1:2015 (+A1 2019). Many plinths like the ESKOM range are standard for which moulds exist and these can be produced rapidly and economically. To ensure the performance of the precast concrete products, lifting and handling should be taken into account in. (Tip: If your sling leg is long enough when laid down to reach pick point A to B then the horizontal angle will be at least 60 degrees). The design of the P-50 Universal Lifting Eye permits the ball to freely rotate 180°, while the com-plete lifting eye may rotate through a 360° arc. (Tons) Part No. underside of the lifting beam by means of shackles. Lifting anchor design capacity is normally calculated assuming an unreinforced concrete element. 6 Erection documentation 24 4. The safe lifting of precast elements has developed over many years, but in the Eurocodes for the design of structures, such as EN 1990 (1) and EN 1992-1-1 (2) (Eurocode 2), there is limited information available to the designer on how to design lifting assemblies, in particular, the lifting socket placed in the concrete. Bonding agent Sika Latex. Products such as eye hooks, clevis hooks, grab hooks, shank hooks, swivel hooks, and S hooks can be used to connect lifting and rigging Learn More. They are manufactured at our facility in Griffin, Georgia of 1/2 inch steel cable meeting ASTM A 416, 7 Wire, 270 Grade. The considered beam has a rectangular section of. 2 Structural design 25. Best value in the industry. A lifting check is included where a lower strength of concrete can be selected and various factors added to account for de-moulding and lifting. precast concrete as used in buildings but it may be referred to for handling, transportation and erection all precast concrete elements where appropriate. It is going to be precast off site so we want to include 4 reinforcement bars (one at each corner) cast into the concrete for lifting and placement of the slab. Here is the situation. The reasons for selection may be technical, economic, or may be due to the lifting equipment already owned. In some states, high strength pins get driven through the base of precast concrete barriers in order to pin them to the ground. Heavy lifting crane for lifting and hanging ropes. A lifting hook is a looped shaped smooth rebar of S235C, anchored in the precast unit and used for demoulding, transportation and lifting. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. CFS can supply all the accessories you need including lifting loops, clutches and recess formers for each of these systems. Weight of precast element, wt precast = tons (metric) Surface area of precast element, A precast = m 2 (for adhesion force calc during demoulding, if no adhesion put 0 ) Design Criteria. Precast concrete lifting accessories: anchors, lifting eyes, lifting clutches and more at an affordable price. Reid SwiftLift™ Lifting Clutches, from 1. It does not take priority over the Building Code, New Zealand Standards, approved Codes of Practice, etc. ) discussed in this article meet the in-dustry's standard factors of safety, which Choices include dogbone, anchor, coil, and plug types By Jim Camillo Lifting inserts for precast sandwich panels Before this precast sandwich panel can be lift-ed, hooks are placed into the ring. 3 PRECAST CONCRETE LIFTING: Safety and Best Practice “I am fully in support of the Concrete Targets 2010 scheme. All J-J Hook barriers are a high strength, steel-reinforced, precast concrete safety barrier containing the J-J Hooks positive connection system. Mar 12, 2020 · Other planning considerations may include, for example, at the planning stage, consider whether the design of the load (e. n Determine the effects of critical angles as the relate to lifting and moving objects. Abstract style illustration with hook and beam vector. 4 Planning 23 4. The manual slide balance of the Kenco C hook uses an adjustable lifting eye to obtain the preferred balance point. The P-50 SL Universal Lifting Eye is not recommended for edge lifting of thin precast con-. Handle and load precast box culvert units to prevent any damage to the units. Definitions of these terms are also located in Chapter 21 of ACI 318-05. precast concrete as used in buildings but it may be referred to for handling, transportation and erection all precast concrete elements where appropriate. the length is made according to client’s request and suitable different strength and weight. 0 ksi compressive strength of concrete, and grade 60. PRO-RING™ products provide a proven alternative to concrete grade or adjustment rings and is the most advanced concrete ring alternative manhole grade adjustment system available anywhere. Using the most critical piece of component for design, Item code: AL-Type 1a. The boxes are manufactured in a wide range of standard sizes and include special designs that include multi-cell units and mega-boxes (spans exceeding 14'). In this video, we discuss how to utilize the Lifting Inserts custom component. Since precast reinforced concrete. Find health and safety information about using cranes and lifting equipment. Lifting Clutch (Eye) The lifting clutch is perfectly suitted for a wide range of lifting applications involving precast concrete products. 0 tonne lifting hooks should be used (these hooks are available for loan or purchase from SVC). 3 PRECAST CONCRETE LIFTING: Safety and Best Practice “I am fully in support of the Concrete Targets 2010 scheme. The present scheme has already. Our standard concrete lifting clutch for moving interlocking concrete blocks has a SWL tension of 2. Hooks - (284 companies) Hooks are load-transmitting components that are most often used in conjunction with chains and other equipment. precast concrete lifting hooks offered on the site are offered in the traditional black, as well as other attractive and colorful designs that make exercising more fun. Identical ends allow the. The lifting classes are described in DIN 15018. needed in the design and construction development of precast technology. Load share between the main and the auxiliary hook is an important factor that can assist the risk control process. Nevertheless, it is recommended to better use the VDI/BV-BS 6205 guideline 'Lifting Inserts and Lifting Insert Systems for Precast Concrete Elements, Principles, Design, Applications', instead. The Mechanical Pipe Hook was developed specifically for the utility contractor to provide a safe, efficient pipe handling attachment for horizontal lifting of precast concrete pipe. Precast concrete is a construction process in which structural elements are built in factory and being transported into the site for the erection work, meanwhile the quality of element is become more hence casted in the controlled environment. The Professional Engineer shall be experienced in precast prestressed concrete transportation and erection and be present for the initial stages of panel loading, unloading and erection. The safe lifting of precast elements has developed over many years, but in the Eurocodes for the design of structures, such as EN 1990 (1) and EN 1992-1-1 (2) (Eurocode 2), there is limited information available to the designer on how to design lifting assemblies, in particular, the lifting socket placed in the concrete. precast concrete lifting hooks can also be customized to reflect the logo of the company or gymnasium on the sides. It does not take priority over the Building Code, New Zealand Standards, approved Codes of Practice, etc. Many precast plant production policies normally specify a 60 degree, or greater, sling angle. Products/Services for Precast Panel Lifting Hooks. PRECAST CONCRETE MANHOLE COVER AND FRAME mix design of concrete and curing condition in a month shall constitute a control 8 Lifting hooks R8 IS 12592 Each cover. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. Six different models are available up to 30,000 lbs. Abstract style illustration with hook and beam vector. Precast concrete manufactures require different lifting and connection devices depending on the intended use and size of the precast piece. Mar 12, 2020 · Other planning considerations may include, for example, at the planning stage, consider whether the design of the load (e. The typical section for these precast concrete culvert shapes is shown in Figure 3, and the span capability is shown in Table 1. MANUAL ANGLE ADJUSTMENT. Precast elements shall be protected from freezing temperatures (32°F) for 5 days or. 13, are special reinforced concrete shear walls, with the design fac-tors as defined in ASCE 7-05,7 Table 12. EN 1992-1-1 “Concrete structures” (1) Content: 1. They are also known as plant. All lifting inserts and reusable hardware (bolts, bails, etc. Concrete grout SikaGrout 214AE having strength of C80 Mpa 3. To prevent any damage from incompatible lifting tools, only the SVC-approved 2. The safe lifting of precast elements has developed over many years, but in the Eurocodes for the design of structures, such as EN 1990 (1) and EN 1992-1-1 (2) (Eurocode 2), there is limited information available to the designer on how to design lifting assemblies, in particular, the lifting socket placed in the concrete. The proposed alternative building is free of internal down rain water down takes and storm water drains. Adhesion of the concrete element to the form, jerking of the crane during lifting, use of a crane not adequate for the job, bouncing the precast. In parallel with the most popular ESKOM plinths, Vanstone has a range of more economical INLAND plinths. Best value in the industry. CFS supplies a wide range of innovative and rigorously tested lifting anchors, specifically designed for precast concrete. 1 day ago · The companies have worked on some of the largest precast concrete projects in the region, including the recently concluded LGA West parking Garage, and Dulles Airport Metro Rail in Dulles, VA. responsible for design of the lifting devices and all necessary precast concrete modifications to accommodate handling stresses in the precast elements. LIFTING SYSTEMS DESIGN CRITERIA LIFTING SYSTEMS DESIGN CRITERIA We have four main systems available for the lifting of precast concrete units. precast concrete lifting hooks can also be customized to reflect the logo of the company or gymnasium on the sides. ) discussed in this article meet the in-dustry’s standard factors of safety, which Choices include dogbone, anchor, coil, and plug types By Jim Camillo Lifting inserts for precast sandwich panels Before this precast sandwich panel can be lift-ed, hooks are placed into the ring. Precast concrete manufactures require different lifting and connection devices depending on the intended use and size of the precast piece. Heavy lifting crane for lifting and hanging ropes. "concrete hooks for hanging". Lifting Hooks. using anchor, 5022ta below the hook lifting device fermilab, design and verification of lifting lugs mec engineering, 03 design of anchorage to concrete using csa and aci code, deha lifting anchor system kkt 08 e , lifting equipment design practical engineering, lift all sling length calculator agreement lift all, precast lifting design halfen. com® (f/k/a HT Systems, LLC) a leader in the design, construction, and installation of several types of precast concrete tanks. (Tip: If your sling leg is long enough when laid down to reach pick point A to B then the horizontal angle will be at least 60 degrees). Design and install vaults to withstand hydrostatic uplift caused by a. Provide lifting hook capable of supporting the load, but not less than 2,500 pounds each hook. The present scheme has already. Abstract style illustration with hook and beam vector. If the lift must be made at a lower strength, please consult Halfen Ltd. The lifting classes are described in DIN 15018. The lifting clutch hook welded needs high quality and deeply to approval with X-ray machinery. It does not take priority over the Building Code, New Zealand Standards, approved Codes of Practice, etc. Design Code, CP 65 Part 1: 1999 and EC02. This design feature allows your precast concrete elements to be turned, tilted and/or rotated under load. 5 out of 5 stars. the length is made according to client’s request and suitable different strength and weight. Lifting design is influenced by the steel / concrete interaction of the specific anchor selected. DESIGN FOR ADEQUACY OF PROVISION OF SINGLE LIFTING HOOKS. 6 Erection documentation 24 4. When designing the lifting for a precast unit, all the forces that the unit and the anchors will be subjected to at all points of handling must be considered. The precast prestressed concrete panels shall be picked up only by the lifting devices installed by the Fabricator. Storage areas shall be smooth and sufficiently rigid to prevent damage due to differential settlement. Lifting Hooks: Lifting hooks must be used when transporting SVC precast concrete pits that have been manufactured with lifting holes (holes are always marked 'Lift Here Only'). Definitions of special precast concrete struc-. As shown in the table above, this increases the load on the lifters and chain by 16% from a straight vertical lift. ) discussed in this article meet the in-dustry's standard factors of safety, which Choices include dogbone, anchor, coil, and plug types By Jim Camillo Lifting inserts for precast sandwich panels Before this precast sandwich panel can be lift-ed, hooks are placed into the ring. Heavy lifting crane for lifting and hanging ropes. The present scheme has already. This is because reinforcing bars running at 90 to the axis of the anchor do not prevent or contribute to the ultimate concrete cone pullout load of the anchor. Cast-in anchors are threaded shafts with a buried end termination of a hex head, threaded nut, or 90° (L-) or 180° (J-) hook, or headed (non-threaded) studs welded to a surface plate. HALFEN guarantees highest quality materials, high grade manufacture and products with the proven reliability of a global brand. Ball is designed to remain upright for easy attachment. No additional reinforcement is required and lifting can be accomplished without special hardware. Serviceability limit states 8. Handles a wide range of precast concrete pipe. Precast component : Precast Aircon Ledge Project : Jurong West N3C30A Component's properties. Rinker Materials manufactures a complete line of standard and specially designed precast concrete boxes for various stormwater and bridge replacement applications. To prevent any damage from incompatible lifting tools, only the SVC-approved 2. Precast concrete lifting accessories: anchors, lifting eyes, lifting clutches and more at an affordable price. In parallel with the most popular ESKOM plinths, Vanstone has a range of more economical INLAND plinths. A lifting hook is a looped shaped smooth rebar of S235C, anchored in the precast unit and used for demoulding, transportation and lifting. They are manufactured at our facility in Griffin, Georgia of 1/2 inch steel cable meeting ASTM A 416, 7 Wire, 270 Grade. Hook and clutch engagement should not be difficult and extreme force with a hammer is a significant reason to stop. notes: 1- this alternate will be permitted only when so stated in the specifications. Drill 2-inch holes into the sunken concrete and pour a mixture of fly ash, sand, water, and cement into the holes with a pump that produces 50 to 100 pounds of pressure. Design precast reinforced concrete vault ceiling to withstand additional concentrated loads from lifting hooks located directly above each valve, meter or other equipment. Mar 25, 2021 · Crane Hook Hanging On A Steel Ropes With Steel I - 123RF Steel crane crane isolated on white background. DYNAMIC FACTOR When the movement of the precast unit is performed by lifting gear, dynamic forces that depend on the lifting gear used, appear. A concrete anchor is a steel shaft either cast into concrete at placement or post-installed after the concrete has hardened. 2 Handling and Transportation of Panels. Hooks - (284 companies) Hooks are load-transmitting components that are most often used in conjunction with chains and other equipment. It can be used very effectively in a wide variety of utility precast concrete applications. 0 tonne lifting hooks should be used (these hooks are available for loan or purchase from SVC). two hook devices provide added lifting capabilities to your forklift trucks. Our standard concrete lifting clutch for moving interlocking concrete blocks has a SWL tension of 2. the design of the product. In this video, we discuss how to utilize the Lifting Inserts custom component. Definitions of special precast concrete struc-. WIRE ROPE As previously noted, slings are often formed from wire rope, fiber or synthetic rope, and chain. Handles a wide range of precast concrete pipe. This is because reinforcing bars running at 90 to the axis of the anchor do not prevent or contribute to the ultimate concrete cone pullout load of the anchor. PRECAST TECHNOLOGY. Lifting Hooks. Lifting mechanism design for ; Demoulding Only Installation Only Both. Lifting eyes can be connected to hooks and chains from a lift or crane. All lifting inserts and reusable hardware (bolts, bails, etc. Precast reinforced concrete systems with cast-in-place concrete are joints designed to behave as a cast-in-place reinforced concrete structure which have been used in the construction of earthquake resisting multistory buildings. No additional reinforcement is required and lifting can be accomplished without special hardware. For most lifting applications, the 'factory finished' Wavy Tail insert. A lifting hook is a looped shaped smooth rebar of S235C, anchored in the precast unit and used for demoulding, transportation and lifting. Aug 12, 2021 · Lifting Eyes - An attachment connected to a lifting pin anchor, which is poured into precast concrete products, that aides in the lifting and transport of precast concrete products. -partially precast in plant (pillars) / partially precast on-site (slabs)-one or more storey high pillars (max 5)-up to 30 storey high constructions-special designed joints and temporary joints-slabs are casted on the ground (one on top of the other) – then lifted with crane or special elevators (two lifting methods: Bulgarian, American). Dependent on the lifting equipment used, the anchors may be subjected to parallel and. The typical section for these precast concrete culvert shapes is shown in Figure 3, and the span capability is shown in Table 1. 7 and 8 for various choker and sling sizes. Abstract style illustration with hook and beam vector. LIFTING OF PRECAST BEAM. precast concrete lifting hooks can also be customized to reflect the logo of the company or gymnasium on the sides. Stabilization Pins. The present scheme has already. 2 Handling and Transportation of Panels. 4 Planning 23 4. The anchors of the system must be reliable in use. As shown in the table above, this increases the load on the lifters and chain by 16% from a straight vertical lift. Precast concrete manufactures require different lifting and connection devices depending on the intended use and size of the precast piece. (Tons) Part No. A chok-er is used when the concrete load won’t be damaged by the sling body, or when the sling won’t be dam-aged by the load. A lifting hook is a looped shaped smooth rebar of S235C, anchored in the precast unit and used for demoulding, transportation and lifting. 1:2015 (+A1 2019). It also highlights typical risks associated with using precast concrete and helps to reduce and control them. ) discussed in this article meet the in-dustry's standard factors of safety, which Choices include dogbone, anchor, coil, and plug types By Jim Camillo Lifting inserts for precast sandwich panels Before this precast sandwich panel can be lift-ed, hooks are placed into the ring. PRECAST CONCRETE LIFTING DESIGN When designing and specifying lifting anchors, it is imperative to ensure that the load is distributed as evenly as possible when deciding on the number of anchors and their specification. n Describe the use of chains for rigging and lifting. lift point locations in precast) allows the selected crane to perform a clean lift from the delivery vehicle. Sticking to the principle of 'Super High-quality, Satisfactory service', We are striving to generally be a very good business partner of you for Straight Tailed Lifting Sockets, Lifting Hooks Design For Precast Concrete, concrete lifting anchors. com® (f/k/a HT Systems, LLC) a leader in the design, construction, and installation of several types of precast concrete tanks. The anchors of the system must be reliable in use. All J-J Hook barriers are a high strength, steel-reinforced, precast concrete safety barrier containing the J-J Hooks positive connection system. China Zinc Plated Spherical Head Eye Anchor, Find details about China Lifting Pin Anchor, Foot Anchor from Zinc Plated Spherical Head Eye Anchor - QINGDAO EATHU CASTING AND FORGING CO. precast concrete lifting hooks offered on the site are offered in the traditional black, as well as other attractive and colorful designs that make exercising more fun. National Concrete Accessories carries a full line of inserts that can be used to lift and connect precast products in a modular fashion, in addition to threaded inserts that are used to connect fixtures to. PRECAST TECHNOLOGY. Definitions of special precast concrete struc-. General data and assumptions. Send Inquiry. ) discussed in this article meet the in-dustry’s standard factors of safety, which Choices include dogbone, anchor, coil, and plug types By Jim Camillo Lifting inserts for precast sandwich panels Before this precast sandwich panel can be lift-ed, hooks are placed into the ring. This connection system contains no loose hardware and the barrier end-design incorporates a self-aligning system for ease of installation and removal. 8, and by reference to 21. , 2" thick precast concrete, is 66% lighter than traditional precast, allowing for lower structural and foundation costs. Home / Lifting Systems / Utility Lifting Systems. More Information. 5 out of 5 stars. The designated concrete class is 25/30, while the steel is S500. LIFTING SYSTEMS DESIGN CRITERIA LIFTING SYSTEMS DESIGN CRITERIA We have four main systems available for the lifting of precast concrete units. A lifting hook is a looped shaped smooth rebar of S235C, anchored in the precast unit and used for demoulding, transportation and lifting.