Lecture: Constructing prestressed reinforced concrete beams with anchorage OVM

Lecture Reinforced concrete beams with prestressed Construction OVM anchorage give you the parts, structure, installation of various types of anchors such as dynamic Anchor, anchor type flat die early, dying early anchor type P, the first anchor death H,...

CONSTRUCTING PRESTRESSED  REINFORCED CONCRETE BEAMS  WITH ANCHORAGE OVM How to overcome large spans ? ENGLISH FOR ROAD AND  BRIDGE ENGINEERING Department of Road and Bridge Engineering Danang University of Technology 01/27/16 Basic types of machines and accessories : Strand Pushing Machine Hydraulic Jack 01/27/16 Grouting Machine MR-60 Hydraulic Pump Anchors Basic types: Stressing­end Anchorage Stressing­end Slab Anchorage Dead-end Anchorage Type P Dead-end Anchorage Type H 01/27/16 MAIN COMPONENT OF THE ANCHORE OVM + INCLUDED: -Wedges - Anchor -Bearing plate 01/27/16 Stressing-end Anchorage 01/27/16          DUCT PRESTRESSING STEEL 01/27/16 Installation and Stressing Step 1: Installation of anchor head and wedges 01/27/16 Step 2: Installation of spacer 01/27/16 Step 3: Installation of jack 01/27/16 Step 4: Installation of tool anchor head  and tool wedges 01/27/16 Step 5: Stressing 01/27/16 Step 6: Piston returning and anchoring 01/27/16 Step 7: Removal of equipment and cutting of extra strand 01/27/16 Step 8: Grouting 01/27/16 Step 9: Anchorage sealing 01/27/16 Bai Chay Bridge: -Single-plane cable, spans -The long main span 435 m 01/27/16 Thank you! 01/27/16 ... Anchors Basic types: Stressing­end Anchorage Stressing­end Slab Anchorage Dead-end Anchorage Type P Dead-end Anchorage Type H 01/27/16 MAIN COMPONENT OF THE ANCHORE OVM + INCLUDED: -Wedges - Anchor... COMPONENT OF THE ANCHORE OVM + INCLUDED: -Wedges - Anchor -Bearing plate 01/27/16 Stressing-end Anchorage 01/27/16          DUCT PRESTRESSING STEEL 01/27/16 Installation and Stressing Step 1: Installation of anchor head and wedges... 7: Removal of equipment and cutting of extra strand 01/27/16 Step 8: Grouting 01/27/16 Step 9: Anchorage sealing 01/27/16 Bai Chay Bridge: -Single-plane cable, spans -The long main span 435 m