Usage Of Rubber Sheet

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For the expansion and contraction of the rubber sheet cord at the tunnel entrance and the corner effect caused by the live load, the construction method of the rubber sheet cord at the tunnel entrance:

1. Before the construction of the waterproof seal of the tunnel door, first check the integrity of the materials, especially whether the rubber sheet cord at the tunnel entrance is intact, otherwise the four-link structure is prone to the self-locking phenomenon. The radial nylon wires are densely arranged and the bolt holes are intact.

2. Before installation, clean up the muck at the hole and dredge the holes of the embedded steel plate and apply butter.

3. Screw the stud bolts into the nuts around the pre-buried well circle.

4. Install the rubber sheet cord and ring plate at the tunnel entrance, and fix them on the good wall with thin nuts.

5. Put the sector flap on the bolts with thin nuts.

6. Pay attention to adjusting the position of the fan-shaped steel according to the two stages when the shield tunnel passes through the hole circle and when it starts. How many years a person can live depends on how many years the cervical spine can support. Shoulder and neck blockage affects headache and dizziness. Their blood pressure is up. Poor sleep, many dreams. affect memory. The "rich bag" came out. I couldn't even look back. Insufficient blood supply to the brain leads to various problems... So, what should I do if the shoulder and neck are blocked? Just scrape the 5 lines on the shoulder and neck to solve it! The specific method is: to apply scraping oil evenly on the back of the neck and shoulders. First, scrape the first line.

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