T/CECS 717-2020
The specification for construction and acceptance of trenchless repair engineering of urban drainage pipeline (English Version)

Standard No.

T/CECS 717-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

Group Standards of the People's Republic of China

Latest

T/CECS 717-2020

Scope

The main technical content includes: general principles, terminology, basic regulations, pipeline pretreatment, grouting method, flip-in-situ curing method, ultraviolet in-situ curing method, cement-based material spraying method, polymer material spraying method, mechanical spiral Winding method, lining method, broken (cracked) pipe method, thermoplastic forming method, segment lining method, stainless steel double expansion ring method, stainless steel quick locking method, point-like in-situ solidification method, short pipe interleaving method, pipe function Sexual testing, etc.

T/CECS 717-2020 history

• 2020 T/CECS 717-2020 The specification for construction and acceptance of trenchless repair engineering of urban drainage pipeline