T/CEC 566-2021 Active Group standards

T/CEC 566-2021 Pylon foundation bolts concrete protection cap durability evaluation technical specification

Publish Date: 2021-12-06 Implement Date: 2022-03-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CEC 566-2021

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: \nTransmission lines and distribution lines

Publish Date: 2021-12-06

Implement Date: 2022-03-01

Scope

Main technical content: This document specifies the objectives, principles, and requirements for the durability evaluation of concrete protective caps for transmission tower foundation bolts, including sampling and testing, water penetration resistance, early crack resistance, chloride ion penetration resistance, sulfate corrosion resistance, and frost resistance, as well as evaluation results. This document is applicable to the durability inspection and evaluation of concrete protective caps for foundation bolts of angle steel towers in transmission lines. The concrete protective caps for steel pipe towers and steel pipe rods in transmission lines can be implemented with reference to this document.