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Beijing septic tank construction sewage pipeline construction sewage pipeline construction company
Beijing septic tank construction sewage pipeline construction sewage pipeline construction company 1. Pipeline line measurement and positioning: 1. Before measuring, review the level points to meet the specification requirements. 2. During the measurement process, temporary leveling points should be set up along the pipeline route.
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2016-11-07 |
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Beijing municipal sewage pipeline construction pipeline backfill Beijing Pipe Network Construction Company
Backfilling 1. After the pipeline is installed and passed the inspection and acceptance, backfilling work is carried out. 2. When the fixed wall support needs to be removed during backfilling, it should be removed by first lowering and then raising. 3. Backfill both sides of the pipe pit with medium-coarse sand to 50cm above the top of the pipe. When backfilling,
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2016-11-07 |
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Sewage pipeline construction access wells and inspection wells masonry
Masonry of entry wells and inspection wells 1. Before constructing various wells, the foundation surface must be washed clean, the center point must be determined, the masonry position and the masonry height must be marked to facilitate the operator's control. 2. The masonry inspection round shaft should be hung with a line to check the inner diameter of the shaft.
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2016-11-07 |
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Beijing road pipe jacking Beijing road pipe pulling Beijing pipe jacking company Zhongchengtai Pipe Network Construction
Beijing road pipe jacking, Beijing road pipe pulling, Beijing pipe jacking company, Beijing pipe jacking construction quotation, pipe jacking construction company, trenchless construction price, Beijing pipe jacking construction quotation, pipe jacking construction price, Tianjin pipe jacking construction, supply of trenchless pipeline project
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2016-11-07 |
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Beijing sewage pipeline construction rainwater pipeline construction company infrastructure construction company
Rainwater and sewage pipe network construction 1. Pipeline line measurement and positioning: 1. Before measuring, review the level points to meet the specification requirements. 2. During the measurement process, temporary leveling points should be set up along the pipeline route. The distance between the leveling points should not be greater than 100m and should be consistent with the original leveling.
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2016-11-07 |
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