DB63/T 2257-2024
River ecological function evaluation (English Version)

Standard No.

DB63/T 2257-2024

Language

Chinese, Available in English version

Release Date

2024

Published By

Qinghai Provincial Standard of the People's Republic of China

Latest

DB63/T 2257-2024

Scope

This document specifies the terms and definitions, work flow, evaluation system, evaluation indicators and scoring, evaluation methods, report preparation, etc. of river ecological function evaluation. This document is applicable to the evaluation of river ecological functions.

DB63/T 2257-2024 Referenced Document

• GB 15618 Soil environment quality risk control standard for soilcontamination of agriculture land
• GB 3838 Environmental quality standards for surface water
• GB 50179 River Flow Test Specifications
• GB 50201 Standard for flood control
• GB 50286 Code for design of levee project
• GB/T 50095 Standards for basic terms and symbols in hydrology
• SL 196 Code for hydrologic investigation
• SL 219 Regulation for water environmental monitoring
• SL/T 712 Standards for calculating water requirements for river and lake ecological environments

DB63/T 2257-2024 history

• 2024 DB63/T 2257-2024 River ecological function evaluation

Topics on standards and specifications

Standard and Specification