DB21∕T 1917-2011 卫生设备同层排水系统技术规程

DB21辽宁省地方标准辽宁省地方标准DB21/1917—2011J—2011——————————————————————————————————卫生设备同层排水系统技术规程卫生设备同层排水系统技术规程TechnologyRegulationofTechnologyRegulationofSameame-floorfloorDrainagerainageSystemystemInnSanitationanitation2011—11—03发布发布2011—12—13实施实施辽宁省住房和城乡建设厅辽宁省住房和城乡建设厅联合联合发布发布辽宁省辽宁省质量技术监督局质量技术监督局辽宁省地方标准卫生设备同层排水系统技术规程卫生设备同层排水系统技术规程TechnologyRegulationofTechnologyRegulationofSameame-floorfloorDrainagerainageSystemystemInnSanitationanitationDB21/—2011J—2011主编部门：辽宁省住房和城乡建设厅批准部门：辽宁省住房和城乡建设厅施行日期：2011沈阳1前言根据原辽宁省建设厅《2008年辽宁省工程地方标准编制/修订计划》（辽建[2008]78号）的要求，由辽宁省建筑标准设计研究院和辽宁省城乡建设规划设计院等单位共同编制辽宁省地方标准《卫生设备同层排水系统技术规程》。本规程是以国家现行标准和辽宁省地方标准的有关规定为依据，以试验研究成果和工程实际为基础，广泛征求科研、教学、设计、施工、质检、检测等单位的意见，充分讨论、修改，最终经审查定稿。本规程主要内容包括：总则、术语、基本规定、施工图深化设计、同层排水系统、墙体敷设、地面敷设、水力计算、施工与验收、维护与保养及附录。本规程由辽宁省住房和城乡建设厅归口管理，辽宁省建筑标准设计研究院负责技术解释。在实施本规程过程中，注意积累经验，及时将意见和资料函告辽宁省建筑标准设计研究院（地址：沈阳市和平区十一纬路87号；邮编：110003）。主编单位：辽宁省建筑标准设计研究院参编单位：辽宁省城乡建设规划设计院主要起草人：段龙武、苏新、赫荣程、黎宏志、赵郅明、侯正达、乔勇、李华锋、韩冰、杨正余、杨安、曲明、梁庚、游新国、王大明、王绍民主要审查人：刘德良、李亚峰、刘德军、易新琼、袁鲁滨、任志生、刘林山2目次目次1总则..12术语..23同层排水系统..33.1一般规定...33.2施工图深化设计...33.3墙体敷设...33.4地面敷设...33.5部品、部件和排水管材选用...44管道水力计算..65系统安装..75.1安装准备...75.2管道安装...75.3卫生器具支架的墙体安装95.4卫生器具管道的地面安装..105.5排水汇集器安装..116验收136.1隐蔽工程验收136.2系统验收..137维护与保养15本规程用词说明16引用标准名录17附录A排水管道水力计算表..183Contents1GeneralPrinciples„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„12Terms„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„23Same-floorDrainageSystem„„„„„„„„„„„„„„„„„„„„„„„„„„„„„33.1GeneralProvisions„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„33.2DepthDesignDrawings„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„33.3In-wallPipeInstallation„„„„„„„„„„„„„„„„„„„„„„„„„„„„33.4Drop-slabPipeInstallation„„„„„„„„„„„„„„„„„„„„„„„„„„„33.5PartsComponentsandSelectionofDrainagePipe„„„„„„„„„„„„„„„„„44PipelineHydraulicCalculation„„„„„„„„„„„„„„„„„„„„„„„„„„„65SystemInstallation„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„75.1PreparingforInstallation„„„„„„„„„„„„„„„„„„„„„„„„„„„75.2PipeInstallation„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„„75.3In-wallPipeInstallationSanitaryEquipmentsSupportInstallation„„„„„„„95.4Drop-slabPipeInstallationSanit