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各省、自治区建设厅,直辖市建委及有关部门,新疆生产建设兵团建设局,国务院各有关部门:近年来,受河砂资源减少的影响,一些沿海城市在工程建设活动中利用海砂拌制混凝土和砂浆,使建筑工程出现了氯离子腐蚀情况,降低了工程的耐久性,给工程质量带来了隐患。为加强建筑用海砂的管理,严格控制和科学使用海砂,确保工程质量,现提出如下意见:一、进一步提高对加强建筑用海砂管理重要性的认识。利用海砂,必须确保工程质量,这关系到社会经济的可持续健康发展,关系到广大人民群众的切身利益。各地建设行政主管部门和工程建设各方责任主体要充分认识到建筑中滥用海砂的危害性,采取切实可行的措施和办法,严禁不合格的海砂进入建筑工程。
In recent years, due to the impact of the decrease of river sand resources, some coastal cities use sea sand to mix concrete and water in project construction activities, and the relevant departments of Construction Bureau and relevant departments of provinces, autonomous regions, municipalities directly under the Central Government and relevant departments, Xinjiang Production and Construction Corps Construction Bureau and relevant departments of the State Council Mortar, the construction of chloride ion corrosion has occurred, reducing the durability of the project, the project has brought hidden dangers. In order to strengthen the management of sea sand for construction, strictly control and use sea sand scientifically and ensure the project quality, the following opinions are put forward as follows: 1. To further raise awareness of the importance of strengthening the management of sea sand for construction use. The use of sea sand must ensure the quality of the project, which is related to the sustainable and healthy social and economic development and the vital interests of the broad masses of the people. Construction of administrative departments and construction parties around the main responsibility to fully recognize the dangers of the abuse of sea sand in the building, to take practical measures and measures to prohibit unqualified sea sand into the construction.