Xianning Drainage Pipe Manufacturer - Bridge deck cast iron drainage pipe drawing processing quotation

Description :

　　Xianning Drainage Pipe Manufacturer - Bridge deck cast iron drainage pipe drawing processing quotation. According to the size of the drainage volume, single row, double row, three row, four row, and five row drainage pipes are constructed as drainage pipes. Road ditches are excavated and built on both sides of the road to drain rainwater from the road and its vicinity. Among them, the road ditches on both sides of Anmen Street are more than 2 meters wide and over 1 meter deep. The road ditch is connected to the drainage ditch between various building areas, and its end is also connected to the drainage culvert under the city gate, which discharges the accumulated water in the city to the moat outside the city.

　　A large number of drainage ditches have been found between buildings in the palace building area. Among them, small drainage ditches are mostly built with bricks, some are open ditches, and some are brick hidden ditches; The drainage channels between the courtyards are slightly larger in scale, mostly exposed channels, but underground ceramic water pipes are often used when passing through the courtyard walls. The drainage channels between the building area, streets, and city walls are of a large scale, with both open and hidden channels. They are the main drainage channels in the city, such as the brick built hidden channel under the No. 7 building site of Guigong No. 3, with an inner diameter of about 1 meter in height and width. Under the city gate, brick drainage culverts are often built, which are connected to the drainage channels inside and outside the city, respectively, to drain the accumulated water inside the city out of the city and ultimately into the moat. The culvert under the south gate of the straight city gate in the middle of the western city wall is a brick masonry roof structure with a brick and stone bottom and a mother and child brick roof, with an inner diameter width of 1.4 meters and a height of 1.33 meters, and a drainage cross-section of 1.8 square meters.

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