Reinforcement method for single beam bearing of bridge and construction method thereof
A technology of single-board force and construction method, which is applied in bridge reinforcement, bridge, bridge maintenance, etc., can solve the problems of affecting the reinforcement effect and the difficulty of small hinge gaps, etc., and achieve the effect of convenient construction and improvement of lateral force
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[0032] Example 1
[0033] Another object of the present invention is to provide a construction method for reinforced bridge veneer under stress, including the following steps:
[0034] Step 1. Perform horizontal stakeout positioning at the position where the beam needs to be set;
[0035] Step 2. Perform surface roughening on the positioning position, and punch holes according to the holes on the U-shaped steel flange;
[0036] Step 3. Clear the hole and embed the steel bar and anchor screw in the hole;
[0037] Step 4. Install U-shaped steel with anchor stickers at the positioning position;
[0038] Step 5: Pour concrete into the U-shaped steel.
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[0039] Example 2
[0040] A construction method for reinforced bridge veneer under stress, including the following steps:
[0041] Step 1. Wash and repair the beam and plate defects;
[0042] Step 2. Perform horizontal stakeout positioning at the position where the beam needs to be set;
[0043] Step 3, roughen the surface of the positioning position, and punch holes according to the holes on the U-shaped steel flange;
[0044] Step 4. Clear the hole and embed the steel bar and anchor screw in the hole;
[0045] Step 5: Install U-shaped steel with anchor stickers at the positioning position;
[0046] Step 6, pour concrete into the U-shaped steel.
Example Embodiment
[0047] Example 3
[0048] A construction method for reinforced bridge veneer under stress, including the following steps:
[0049] Step 1. Perform horizontal stakeout positioning at the position where the beam needs to be set;
[0050] Step 2. Perform surface roughening on the positioning position, and punch holes according to the holes on the U-shaped steel flange;
[0051] Step 3. Clear the hole and embed the steel bar and anchor screw in the hole;
[0052] Step 4. Install U-shaped steel with anchor stickers at the positioning position;
[0053] Step 5: Pour concrete into the U-shaped steel.
[0054] Step 6. Install cable anchoring ends at both ends of the vertical beam of the bridge, and the anchoring ends of the cable are connected to the longitudinal prestressed steel bars, and the prestressed steel bars are tensioned.
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