水环保管理办法.doc

格巧高速公路第3合同段水环保管理办法
of the enemy's attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commandeattack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign "resistance" members for the evacuation. Since then, Wujiang County Government District long Zhang Pinquan was killed by the Japanese. CPC jindapeng, Xiao Xin was trying to recommend thinking18

⑵河滩地带采料时，应做好河道疏浚及平整工作。
⑶砂石料场开采应办理相关开采许可证，坚持“逐级审批、持证开采”。
三、水土保持
1．施工征地范围内林木的砍伐要严格遵循审批制度，严禁乱砍乱伐。
2．临时工程的修建不得随意切割或阻拦地表径流。
3．桥梁桩基钻孔弃渣应及时清运至弃土地点，避免堆弃河滩或侵占河道。
4．弃土作业必须先挡后弃，并避免弃渣外溢。
5．路堑开挖、路基填筑、隧道临时弃渣堆放等要做好截、排水措施和坡面临时防护措施，防止水土流失。
四、污染防治
1．水污染防治：
⑴施工营地设置应远离水体边缘；含有害物质的施工物料不得堆放在河流、沟渠等水体附近。
⑵桥梁施工应采取措施防止石油类污染物排入水体；桩基钻孔施工产生的泥浆，经沉淀分离后，沉渣外运弃至当地环保部门指定地点，废水重复利用或用于场地、道路的降尘和绿化。跨越河道的桥梁桩基施工完成后，及时恢复原地貌。
格巧高速公路第3合同段水环保管理办法
of the enemy's attack. Troops, and troops were scattered, Qian Kangmin, Commander, Deputy Commander Ding Bingcheng and others heroic martyrdom. Turk foreign "resistance" members for the evacuation. Since then, Wujiang County Government District long Zhang Pinquan was killed by the Japanese. CPC jindapeng, Xiao Xin was trying to recommend thinking18

⑶隧道施工时，应在隧道进（出）口设置沉淀池，对隧道施工产生的高浊度废水进行沉淀处理后再排放。
(4)采砂场的洗砂废水经沉淀后，重复利用或排放。
(5)施工生活污水要设置污水沉淀池，沉淀处理后用于施工降尘或绿化。
2．固体废弃物管理：
⑴施工中产生的