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IUDC中华人民共和国行业标准PCJJ/T×－20××备案号J×－20××园林绿化工程盐碱地改良技术规程Technicalspecificationforsaline-alkalinelandameliorationinlandscapeproject（征求意见稿）20××－××－××发布20××－××－01实施中华人民共和国住房和城乡建设部发布CJJII中华人民共和国行业标准园林绿化工程盐碱地改良技术规程Technicalspecificationforsaline-alkalinelandameliorationinlandscapeprojectCJJ/T***-20**批准部门：中华人民共和国住房和城乡建设部施行日期：20××年×月1日中国建筑工业出版社20××北京III前言根据住房和城乡建设部《关于印发〈2013年工程建设标准规范制订、修订计划〉的通知》（建标[2013]6号）的要求，规程编制组经广泛调查研究，认真总结实践经验，参考有关国际标准和国外先进标准，并在广泛征求意见的基础上，编制了本规程。本规程的主要技术内容是：1总则；2术语；3基本规定；4前期准备；5改良施工；6验收；7养护。本规程由住房和城乡建设部负责管理，由江苏山水环境建设集团股份有限公司负责具体技术内容的解释。执行过程中如有意见或建议，请寄送江苏山水环境建设集团股份有限公司（地址：江苏省句容市长江路399号，邮政编码：212400）。本规程主编单位：江苏山水环境建设集团股份有限公司中国城市建设研究院本规程参编单位：天津泰达绿化集团有限公司山东东营市园林局园林科研所上海商学院内蒙古农业大学江苏花王园艺股份有限公司南通华林生物科技发展有限公司盐城市园林局科研所江苏农林职业技术学院本规程主要起草人员：××××××××××××××××××××××××××××××××××××IV本规程主要审查人员：××××××××××××××××××××××××1目次1总则···························································································12术语···························································································23基本规定·····················································································44前期准备·····················································································64.1勘察调研···········································································64.2方案制定···········································································65改良施工···················································································85.1滨海盐碱地改良······································································85.2内陆盐碱地改良······································································85.3苏打碱化土、碱土改良································································95.4低成本盐碱地改良····································································95.5植物栽植···································································96验收··························································································107养护··························································································117.1日常养护管理措施·····························································117.2防灾技术措施································································11附录A碱地工程基本情况调查··············································13附录B盐碱地绿化植物选择参考··············································14本规程用词说明····························································30引用标准名录··············································································31附：条文说明·····························································322Contents1GeneralProvisions·········································································12Terms···························································································23Basicregulations·············································································44Previouspreparation·······································································64.1Surveyandresearch·················································64.2Programdevelopment······················································65Constructiontechnologyofimprovedsoil·······································85.1Inshoresaline-alkalilandimprovement········································85.2Inlandalkali-salinelandimprovement·····································85.3Sodasolonetzsoilalkalineimprovement·····································95.4Lowcostalkali-salinelandimprovement···································95.5Greeningplants···················································96Projectacceptance··································································107GreenSpaceMaintenance·······························································117.1Dailymaintenanceandmanagementmeasures····························117.2Technicalmeasuresofdisasterprevention···························11AppendixAThebasicdatasurveyofSaline-alkaliland··························13AppendixBSelectionofsaline-alkalilandgreeningplant···························14ExplanationofWordinginThisSpecification··························30ListofQuotedStandards·····································································31Addition：ExplanationofProvisions························································321总则1.0.1为适应我国园林绿化事业的发展，规范盐碱地园林绿化工程的实践技术，提高盐碱地区植物种植成活率，提升盐碱地绿化的景观效果和养护管理水平，促进生态环境建设的可持续性发展，特制定本规程。1.0.2本规程适用于我国沿海、内陆及苏打盐碱地上新建、扩建和改建的各类园林绿化工程施工与养护。1.0.3除应符合本规程外，尚应符合国家现行有关标准的规定。22术语2.0.1盐碱土Saline-alkalisoil一系列受盐碱作用，包括盐土、碱土及其他不同程度盐化和碱化土壤的统称，又称盐渍土。其种植层土壤含盐量超过0.2%，或土壤碱化层的碱化度超过5%。2.0.2滨海盐碱地Coastalsaline-alkalisoil分布在沿海地区，土壤中盐分组成以氯化物为主，地下水位较高的盐碱地区。2.0.3内陆盐碱地Inlandsaline-alkalisoil沿海地区外，在低矿化水条件下积盐，具有季节性积盐和脱盐特色，盐分表聚性强，盐分组成主要以SO42-或Cl--SO42-盐为主，也伴有苏打盐土或苏打-硫酸盐-氯化物盐渍土地区。2.0.4碱土Alkalinesoil土壤胶体中含交换性钠较多，呈强碱性反应，土壤饱和浸提液的电导率（µS/cm）小于4µS/cm（25℃），碱化度ESP15，土壤饱和泥浆的pH值高于8.5的土壤称为碱土。土壤以化学碱性盐类为主的盐土，在频繁的季节性积盐和脱盐的交替过程中发生碱化，可演变成碱化盐土。2.0.5地下水位Undergroundwatertable地下含水层中水面的埋藏深度。2.0.6地下水临界深度Criticaldepthofgroundwater在蒸发最强烈季节，土壤表层不显积盐，或防止土壤盐碱化所要求的最高地下水埋深，又称“临界水位”或“警戒水位”。2.0.7化学改良Chemicalimpro