GB 50014 Standard for design of outdoor wastewater engineering
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General Provisions
- 第 1.0.1 条This standard is formulated to implement the laws and regulations on drainage engineering design and to achie…
- 第 1.0.2 条Applies to outdoor drainage works in urban and industrial enterprise areas for new construction, expansion an…
- 第 1.0.1 条This standard is formulated to implement the laws and regulations governing drainage engineering design and t…
- 第 1.0.2 条Applies to outdoor drainage works in urban areas and industrial enterprises, including new construction, expa…
Terminology
- 第 2.0.1 条Drainage engineering: the engineering of collecting, conveying, treating and discharging rainwater and sewage.
- 第 2.0.2 条Design return period: the storm return period adopted in the design of the drainage system.
- 第 2.0.1 条Drainage engineering: the engineering of collecting, conveying, treating and discharging rainwater and sewage.
- 第 2.0.2 条Design return period: the storm return period adopted in the design of the drainage system.
Drainage system
- 第 3.0.1 条The urban drainage system should be reasonably selected as separate or combined system based on local conditi…
- 第 3.0.2 条New development areas should prioritize separate sewer systems.
- 第 3.0.1 条The urban drainage system should be reasonably selected as separate or combined system based on local conditi…
- 第 3.0.2 条New development areas should prioritize separate sewer systems.
Design flow rate
- 第 4.0.1 条The rainwater design flow shall be calculated according to the local storm intensity formula.
- 第 4.0.2 条The design sewage flow rate shall be determined based on the combined domestic sewage volume and industrial w…
- 第 4.0.1 条The design rainwater flow rate shall be calculated using the local storm intensity formula.
- 第 4.0.2 条The design sewage flow rate shall be determined based on the combined domestic sewage volume and industrial w…
Piping system
- 第 5.0.1 条Drainage pipes and channels shall be designed to ensure that hydraulic conditions meet the self cleansing vel…
- 第 5.0.2 条Pipe diameter and slope shall be determined through hydraulic calculation.
- 第 5.0.1 条Drainage pipe and channel design shall ensure that hydraulic conditions meet the self cleansing velocity requ…
- 第 5.0.2 条Pipe diameter and slope shall be determined through hydraulic calculation.
Pump station
- 第 6.0.1 条Drainage pump station design should account for flow variations and operational scheduling requirements.
- 第 6.0.1 条Drainage pump station design should account for flow variations and operational scheduling requirements.
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