This procedure is applicable to the design of various types of reinforced concrete caisson structures in water supply and drainage projects. This procedure is formulated in accordance with the principles stipulated in the "Unified Standard for Reliability Design of Building Structures" GB 50068, the "Unified Standard for Reliable Design of Engineering Structures" GB 50153 and the "Code for Structural Design of Water Supply and Drainage Engineering Structures" GB 50069. Symbols, units of measurement and basic terminology follow. The provisions of "Building Structure Design Terminology and Symbol Standards" GB/T50083 are adopted.
CECS 137-2002 history
2015CECS 137-2015 Specification for structural design of reinforced concrcte sinking well of water supply and sewerage engineering
1970CECS 137-2002 Specification for structural design of reinforced concrete sinking well of water supply and sewerage engineering