What does it mean to issue 125 brick coupons at Yushuikou base?

This means that bricks are erected to resist the load on them. The structural pressure at the top of the pipeline is dispersed to the structures on both sides of the pipeline to avoid the pipeline at the borehole wall being crushed by excessive local pressure.

Brick coupons are also called "bricks" or "bricks". According to its shape, it can be divided into flat coupons, semi-circular coupons, carport coupons (also called pillow coupons or hall coupons) and wooden comb coupons. In addition, brick coupons can also be applied to doors and windows, resulting in circular coupons, bottle coupons, polygonal coupons and other special-shaped coupons.

Extended data:

Masonry rain mouth should comply with the regulations:

1, the end face of the rainwater pipe should be exposed to the inner wall of the well, and its exposed length should not be greater than 2cm.

2, rain mouth metope, the surface should be smooth, masonry mortar should be full, pointing should be smooth.

3. When the rainwater pipeline passes through the well and wall, the certificate of bricklaying shall be provided at the top of the pipeline.

4. At the bottom of the well, cement mortar shall be used to smooth the flooding slope of the rain mouth.

Rainwater inlet is a facility for collecting surface water in pipeline drainage system. It consists of air intake grille, vertical shaft and branch pipes, and is divided into eccentric groove type, flat joint type and combined type. The gap between the two sides of the road to discharge rainwater leads directly to the sewer, which is covered with iron fences. The rainwater outlet is used to collect ground rainwater and is connected to the rainwater well through the water collection branch pipe.

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