post tension cable wedge

How can I control a cable been cut in post tension concrete

the picture shows one PT (Post tension) cable hit (drill cut it under the slab) in the middle of floor, you can see how its easy to note it,

Post Tension Cable failure - InterNACHI Inspection Forum

TENNIS COURT POST-TENSION CONCRETE SLAB DO’S & DON’TS. THE DO’S AND DON’TS ... • Anchor wedges horizontal • Cables clearing posts • Vapor barrier complete, check for tears in plastic and tape. STRESSING CHECKLIST ... CASE STUDY OF RESTRAINED POST TENSION CABLE

Industry Resources for Post-Tensioned Concrete - The

Apr 18, 2008· Re: Post Tension Cable failure Here are some pictures of the "muscle and teeth" of PT cables. The pictures show a "triple wedge" (doubles are most common in residential PT), a double wedge that is in place prior to stressing the tendon and the hydraulic ram used to stress the cable.

Post-Tensioning - cteg.com

GLOSSARY OF POST-TENSIONING TERMS April 6, 2007 Page 5 of 20 Anchorage Length: Length of cable within the Socket (cable-stay) including that length of cable where the tensile elements are directed into the Socket and the unstressed strand behind wedges

Wire/Strand Slippage—A Potential Failure Mode for Post

Precision Sure-Lock makes post-tensioning wedges, anchors, pumps and rams, tools, accessories and equipment. Learning More about PT PT design and construction is fairly specialized, but there are many sources of information.

GTI Post-Tensioning Accessories

Prestressed concrete and post-tensioning technology explained and illustrated. ... Post - Tensioning A BRIEF OVERVIEW Prestressing is a technology by which beneficial loads are applied to structural members, mostly made of concrete. To a lesser degree, prestressing is also applied to steel, masonry and wood members. ... serrated steel wedges ...

Multistrand Post-Tensioning System - DSI USA

Repairing a Post-Tension Anchor By Stephen A. Johanson B ... that slides out and allows installation over the post-tension cable. A set screw secures this section in location. Split wedges are placed over the cable ... that the split wedges are seated properly is necessary. At this point, if …

prestressed and post tensioning wedges, View wedges

Wire/Strand Slippage—A Potential Failure Mode for Post-Tensioning Tendons. ... post-tensioning tendons on a large structure revealed relatively advanced levels of strand corrosion within and inboard of the end anchors. Strand corrosion within anchors was so advanced that wires had disengaged from the wedges, resulting in slip, contraction ...

Post Tensioned Slabs in San Antonio | JWK Inspections

gti post-tensioning accessoires Detail Sheets providing information on Primary Uses, Sizes, and Features can be accessed for each of the following GTI Post-Tensioning Accessories by clicking below:

Post Tension System Packages, Barrier Cables and Cable

Multistrand Post-Tensioning System DYWIDAG has developed a series of jacks and hydraulic pumps in order to efficiently and economically stress its ten...

post tension anchor and wedge (single hole ), View

prestressed and post tensioning wedges, US $ 0.6 - 0.9 / Set, China (Mainland), Eternoo, Wedge Anchor.Source from Zhengzhou Eternoo Machinery Co., Ltd. on .com.

Prestressed concrete - Wikipedia

Snapping a tendon (cable) is the big concern with post tension slabs when changes or repairs dictate alterations in the concrete. If penetrating into the slab is needed it is highly recommend to have the location of tendons identified.

Unbonded Post-Tension Suppliers & Repairs Houston, TX

Post-tension construction company specializing in post-tensioning system packages, project planning, engineering, manufacturing & site assistance services Post-Tension Systems & Materials

5. Post-Tensioning Friction & Anchor Set Losses – Ut

For wedge type anchorages, seat fixed end wedges, with a load of not more than 80 percent of minimum ultimate tensile strength of tendon. ... This section specifies furnishing, installing, grouting, and stressing tendons in post-tensioned building framing members as shown on the Drawings and described herein. Last modified by: Ronald David Johnson

Post-Tensioning | STRUCTURAL TECHNOLOGIES

post tension anchor and wedge (single hole ) Description: post-tensioned prestressed anchorage system; stressing / tensioning accessories for single / multi PC strands

Post-Tension - Davis-Stirling

Suncoast Post Tension is the nation’s largest supplier for unbonded post-tensioning materials and services for slab-on-ground and elevated floor systems.

Barrier Cable Systems | STRUCTURAL TECHNOLOGIES

Post-Tensioning Friction & Anchor Set Losses; 6. Working Stress Design Tables and Examples ... 5. Post-Tensioning Friction & Anchor Set Losses. ... The jacking system will result in additional losses due to the seating of the wedges which anchor the post-tensioning strands. This so-called ‘anchorage set’ is usually about .25 inches.

Post-Tensioning Products / Components Houston, TX

STRUCTURAL TECHNOLOGIES is the exclusive manufacturer of VSL post-tensioning products and construction systems in the United States. VSL systems have a well-earned reputation for their quality, reliability, and durability – and have been used throughout the world since 1956 to build, repair, and strengthen buildings, tanks, transportation and special structures.

Post-Tensioned Cable Bolt | Ground Control | JENNMAR

POST-TENSION CONCRETE. Print Share Report Broken Links. Safety Considerations. Condominium, townhouse and highrise construction often incorporate post-tensioned concrete. This creates serious considerations when it comes to owner remodel projects and general maintenance issues. ... Deterioration of the Anchors: After tensioning the cables ...

Post Tension Materials - Unbonded Cable Manufacturer …

STRUCTURAL TECHNOLOGIES’ post-tensioning specialists are committed to bringing innovation to complex projects. Our in-house design professionals have extensive experience in structural design and are active members of technical organizations such as the Post Tensioning Institute (PTI) and the American Concrete Institute (ACI).

Post-Tensioning Products from Suncoast Post-Tension. Post-tension Components – Post-tensioning involves much more than just tendons. The number and kind of components that go into each post-tensioned system varies by application and even by market. A salesperson can work with you on creating a customized post-tension system for your project.

Williams Pre-Stressing / Post Tensioning Systems consist of high tensile steel bars available in seven diameters from 1" (26 mm) to 3" (75 mm) with guaranteed tensile strengths to 1027 kips (4568 kN). They are provided with cold rolled

Stressing Post Tension Cables Department and Area: Concrete Field Date Approved: July 23, 2014 Date Reviewed: July 23, 2014 This Safe Work Procedure must be reviewed any time the task, equipment, or materials change and at a minimum every three years. ... Inspect PT cables for wedges, cables paint markings, PT grease wiped off pigtails, and ...

1.4 Post-tensioning Systems and Devices This section covers the following topics • Introduction ... Seating of the wedges. 6) Cutting of the tendons. ... • Post-tensioning is suitable for heavy cast-in …

Video: Grouting of Bridge Post-Tensioning Tendons ... They typically consist of an anchor head (or wedge plate) and wedges, bearing plate, duct transition (or trumpet) and grout tube connection (see Figure 2). ... the stay-cables of a cable-stayed bridge are the extreme

Post-Tensioned Cable Bolt ... Do not alter or remove components of CTU except to change griping wedges in nose piece. NOTE: JM Post-Tensioned Cable Bolts available for both 1" and 1-3/8" drillhole, and either regular (brite), galvanized, or cableox epoxy coating.

Sample Letter to OSHA OSHA Docket Office Docket No. OSHA-2010-0058 Technical Data Center, Room N-2625 ... The use of post-tensioning cables and equipment is expanding that ... cleaning of the anchor cavity causing the wedges to seat unevenly; cable stressed in excess of specified pressure; personnel standing to close to the ram. ...

Post-tensioning (PT) is widely used in bridge constructi ons because it offers numerous advantages over ordinary reinforced concrete, including more efficient use of materials, better deflection and crack control, durability, ... The anchorage, consisting of a set of wedges, a wedge plate (or anchor head), and a …

Manufacturer of Post Tension Materials - Unbonded Cable, Anchor Plates, Encapulated Anchor Plates and Wedges offered by Aeon post tension, Vadodara, Gujarat