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中国水利水电第七工程局有限公司
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)
四川省雅砻江两河口水电站库区复建县道XV02线两河口至密贵沟段Ⅱ标施工 合同编号:LHKC-201302
原县道-密贵渣场施工便道规划方案
批准:
威海韩国城购物攻略
校核:
编制:
编制日期: 2014年3月27日
原县道-密贵渣场施工便道规划方案
1概述
1.1工程概述
两河口水电站先移民后建设专项工程库区复建县道XV02线两河口至密贵沟段线路起点位于雅江县瓦多乡杜米村日地组,起点与坝区至普巴绒土料场公路相接,起点高程2876.68m。起线后沿鲜水河右岸逆流而上展线,设两座中隧道穿越陡峭岸坡至日地沟,设桥跨沟至沟左岸,路线出沟后继续向鲜水河右岸上游展线至密贵沟,设短隧道穿越密贵沟口右侧陡崖区,设桥跨沟至左岸,出沟后路线继续上行至杜米村学它组阶地,即本段公路终点。
我单位承建的标段为库区复建县道XV02线两河口至密贵沟段II标,工程范围为密贵沟右岸至本段复建公路终点杜米阶地(桩号K9+480.00~K19+250.00)及临时接线段(K0+000.00~K6+300.00),全长16.09km,其中含密贵沟桥(5×16m连续板桥)86m,明线路基16005.22m。
1.2 临时道路规划
我单位经过现场勘查及地形测量,本着以节约工期及减少工程量的原则,拟对原县道-密贵渣场施工便道进行调整优化,具体情况如下: 原县道-密贵渣场施工便道主要为满足砂石系统及拌合系统建设、施工机械进场及材料设备运输施工要求,是制约工期的关键项目。我单位拟从正线公路k14+800正下方的原有县道开口,沿边坡“之”字型布置至渣场内,便道宽4m,直线段坡比设计为10%,转弯段坡比为5%,转弯半径为15m,超高值为2%,加宽值为1.3m,便道总长1065m。具体布置见《原县道-密贵渣场施工便道平面布置图》。
1.3 主要施工项目及相关工程量
原县道-密贵渣场施工便道修筑工程量如下表:
原县道-密贵渣场施工便道修筑工程量统计表
表1-1
序号 | 项目名称 | 单位 | 工程量 | 备 注 |
1 | 土地征用 | ㎡ | 9000 | 林地 |
2 | 树木砍伐 | 项 | 1 | |
3 五大连池矿泉水 | 场地清理 | 项 | 1 | |
4 | | m临朐旅游景点3 | 12000 | |
5 | 土石方填筑 | m3 | 十大社区团购平台排名2000 | |
6 | 浆砌石挡土墙 | m3 | 1950 | |
7 | 钢筋石笼 | m3 | 540 | |
8 | 涵管埋设 | m | 10 | Φ1.0m |
9 | 自助餐便道底层施工 | m3 | 5200 | 利用石方,厚35cm |
10 | 便道面层施工 | m3 | 1100 | 泥混碎石,厚15cm |
11 | 排水沟 | m | 1065 | 30cm×30cm |
12 | 道路维护 | 项 | 1 | |
| | | | |
2 便道主要施工方案
2.1土地征用及林木砍伐
原县道-密贵渣场施工便道用地需征得雅江县人民政府及林业局同意。施工前我单位和两河口建设管理局(筹)与政府及林业局进行协商,说明所征土地用处,就征用事宜达成一致,管理局协助我单位完成该范围的征地,所征土地均为林地。我单位完成征地工作后,即进行道路范围内树木砍伐,砍伐后的树木堆放在路基以外并妥善管理,名贵树木应进行移植。
2.2场地清理
树木砍伐施工同时,进行已砍伐区地表清理工作。路基用地范围内的垃圾、有机物残渣及原地面表层腐殖土、草皮、农作物的根系和表土应予以清除,并将种植表土集中储藏在监理人指定地点以备将来做种植用土。
2.3土石方开挖
土方开挖采用挖掘机直接装车,辅以推土机集料装载机装车;石方开挖根据岩石的类别、风化程度和发育程度等因素确定开挖方式。对于软石和强风化岩石能采用机械直接开挖的采用机械开挖,不能采用机械直接开挖的采用光面爆破。施工中尽量减少石方爆破开挖,以保护环境生态平衡。在开挖区附近坡度较缓的地方设置临时堆料场,以减小有用料回采距离,无用料则在便道修筑完成后用挖掘机挖装15t自卸车运至渣场,平均运距560m。禁止随意堆渣,严禁向鲜水河内倒渣。
2.4土石方填筑
在便道跨过冲沟部位及浆砌石挡土墙护肩部位内侧,需用土石方进行填筑。填筑料从开挖区附近设置的临时堆料场采集。填筑应分层进行,厚度控制在30~50cm之间,填筑后用HW60蛙式打夯机进行分层夯实。
2.5浆砌石挡土墙护肩
原县道-密贵渣场施工便道部分路段地势陡峭,为保证便道长度及转弯半径满足要求并减少开挖工程量,该部分路段路基外侧需用浆砌石挡土墙进行护肩,砌筑所用片石应大致方正, 上下面大致平整,厚度 20-30cm,均匀,不易风化,无裂纹。砌筑前应进行基础处理,对高度≤5m的挡土墙,若基底为岩层,应先将基底岩面清洗、湿润,再坐浆砌筑,如基底为土质,则直接坐浆砌筑,对高度>5m的挡土墙,应在基础浇筑一层20cm厚C20混凝土,再坐浆砌筑。砌筑应分层进行,宜以2-3层砌块组成一工作层,每一工作层的水平缝应大致平,各工作层竖缝应相互错开,不得贯通,砌筑完成后进行勾缝并养护。施工便道浆砌石挡土墙护肩部位及工程量见下表: