DB43/T 2305-2022 洞庭湖区水系连通工程评价技术导则

ICS93.160

CCSP55/59

43

湖南省地方标准

DB43/T2305—2022

洞庭湖区水系连通工程评价技术导则

Guidelinesforevaluationofwaternetworkconnectionprojects

intheDongtingLakearea

2022-03-31发布2022-06-30实施

湖南省市场监督管理局发布

DB43/T2305—2022

目次

前言························································································································Ⅲ

1范围·····················································································································1

2规范性引用文件······································································································1

3术语和定义············································································································1

4指标选取原则·········································································································2

5评价工作流程·········································································································2

6评价指标···············································································································3

7评价方法···············································································································4

8评价指标数据调查与监测··························································································6

9评价报告编制·········································································································6

参考文献····················································································································7

I

DB43/T2305—2022

II

DB43/T2305—2022

前言

本文件按照GB/T1.1—2020《标准化工作导则第1部分：标准化文件的结构和起草规则》的规定

起草。

请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别专利的责任。

本文件由湖南省水利厅提出并归口。

本文件起草单位：湖南百舸水利建设股份有限公司、长沙理工大学、湖南省水利水电勘测设计规划

研究总院有限公司

本文件主要起草人：李志威、李昆、王赞成、谭岚、李凯轩、陈帮、姜英豪、申幸志、杨家亮、钱

湛、鲁瀚友、游宇驰、姜恒、宋苗苗。

III

DB43/T2305—2022

IV

DB43/T2305—2022

洞庭湖区水系连通工程评价技术导则

1范围

本文件主要规定了洞庭湖区（湖南省部分）水系连通工程评价的术语、指标选取原则、评价工作流

程、评价指标、评价方法、评价指标数据调查与监测、评价报告编制等内容。

本文件适用于洞庭湖区（湖南省部分）水系连通工程实施前，区域水系连通的现状评价和工程实施

后的效果评价。

2规范性引用文件

下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。其中，注日期的引用文件，

仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用于本

文件。

SL/T793—2020河湖健康评估技术导则

3术语和定义

下列术语和定义适用于本文件。

3.1

洞庭湖区DongtingLakearea

是指长江荆江河段以南，湘、资、沅、澧四水尾闾控制站湘潭、桃江、桃源、石门以下，黄海高程

50米以下的洪泛平原和水网地区。

3.2

水系连通Waternetworkconnection

在自然和人工形成的江河湖库水系基础上，维系、重塑或新建水流连接通道，维持流域水文循环、

物质循环和能量循环，以支撑经济社会可持续发展。

3.3

水系连通性Waternetworkconnectivity

河道干支流、湖泊及其他湿地等水系的连通情况，反映水流的连续性和水系的连通状况。

3.4

水系连通工程Waternetworkconnectionproject

是指为了维系或新建各类水体之间的水流通道，通过建设渠道、闸坝和泵站等水利工程，构建空间

均衡、循环流动的自然-人工的水系网络。

3.5

结构连通性Structuralconnectivity

是指水系的空间格局及其物理连通性状况。

3.6

水力连通性Hydraulicconnectivity

1

DB43/T2305—2022

是指水系在水动力特性层面的连通状况，反映了水体或溶质的实际流动水平。

3.7

水功能区Waterfunctionalzone

是指为满足人类对水资源合理开发、利用、节约和保护的需求，根据水资源的自然条件和开发利用

现状，按照流域综合规划、水资源保护和经济社会发展要求，依其主导功能划定范围并执行相应水环境

质量标准的水域。

4指标选取原则

4.1适用性

水系连通工程指标体系的构建，服务于洞庭湖区水系连通