GB/T 46577-2025 Active National standards

GB/T 46577-2025 Technical specifications for general surveying of urban underground municipal infrastructure

Publish Date: 2025-10-31 Implement Date: 2026-02-01 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: GB/T 46577-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Engineering survey and geotechnical engineering

ICS Name: Earthwork, excavation, foundation construction, and underground engineering

Publish Date: 2025-10-31

Implement Date: 2026-02-01

Pages: 56 pages

Scope

This document stipulates the general requirements, technical preparations, survey unit division, control measurement, underground pipeline survey, underground building (structure) survey, comprehensive results production, quality inspection, and results submission for the urban underground municipal infrastructure survey (hereinafter referred to as the "survey").
This document is applicable to the survey and information update of urban underground municipal infrastructure.