| 摘要 |
PURPOSE: A construction method for a joint of PSC beams is provided to prevent the hollow on a joint of PSC beams, to improve durability of a structure, to extend the life for common use and to reduce maintenance costs. CONSTITUTION: The construction method for a joint of PSC(prestressed concrete) beams comprises the steps of: installing a small-diameter porous injection hose(20) on the appointed part of a PSC beam(30) when manufacturing PSC beams; placing concrete on a joint(10) of PSC beams(30); filling up grout through an opening of the injection hose(20); after hardening the filled grout, cutting the injection hose(20), then finishing up.
|
