1、公路拱形骨架及浆砌片石护坡施工方xxxx(xx界)段改建工程TJ-*标段边坡防护工程施工技术方案编制: 审核: 审批: xxxx(xx界)段改建工程TJ-*标段项目经理部2012年12月08日边坡护坡工程施工技术方案一、编制说明1、编制依据(1)、xx高速公路洛阳至三门陕(xx界)段改扩建工程第24合同段 (RK177+500RK185+000)两阶段施工图设计第二册;(2)、公路路基施工技术规范JTG F10-2006;(3)、公路工程质量检验评定标准JTG F80/1-2004;(4)、总体施工组织设计;(5)、公路施工手册路基;(6)、公路工程施工安全技术规范JTJ076-1995;(7
2、)、施工招标及相关合同文件;(8)、现场实际地形、地貌、水文等情况。2、编制原则(1)、严格按照设计文件及路基施工设计内容的要求,充分体现业主意愿。(2)、根据设计图纸内容及施工现场的实际情况,并结合我单位具体情况,在施工方案中贯彻专业化施工的原则,编制先进、合理、经济、可行的施工方案。(3)、建立健全安全文明环保组织措施,节约用地,做到文明施工,满足环保要求。二、工程概况1、工程简述本标段为xxxx(xx界)段改建工程TJ-*标段,起讫桩号为RK177+500RK185+000,全长7.5km。路基护坡工程分为路堤边坡防护和路堑边坡防护。路堤边坡有:拱形骨架内植草灌和植草+灌木2种防护类型;
3、路堑边坡有:护脚矮墙、植草+灌木和孔窗式护面墙3种防护类型。具体适用范围:(1)、拱形骨架内植草灌防护适用于填土高度大于5米的路基边坡防护。(2)、植草+灌木防护适用于填土不大于5米的路基边坡防护。(3)、护脚矮墙防护适用于路堑段挖方高度大于3米的路段。(4)、植草+灌木防护适用于路堑段挖方高度不大于3米的路段,边坡坡率为1:1.5。(5)、孔窗式护面墙适用于边坡整体稳定的自重湿陷性黄土路段的边坡防护。2、工程数量路堤边坡防护工程数量表序号起讫桩号防护类型防护长度(m)平均填土高度(m)路堤边坡防护工程数量M7.5浆砌片石骨架(m3)C25砼预制块(m3)M7.5水泥砂浆垫层(m3)M7.5浆
4、砌片石基础(m3)开挖土方(m3)植草(m2)灌木紫穗槐(棵)三维网植草(m2)1RK177+829RK177+861拱形骨架内植草灌326.526.99.16.42.542308.2277424.02RK177+861RK179+178拱形骨架内植草灌676792.031.521.64.91411025.9923350.33RK180+163RK180+201植草+灌木383.0281.5253419.84RK181+196RK181+210植草+灌木140.540.63667.35RK181+210RK181+265拱形骨架内植草灌558.460.120.214.04.193660.859
5、4741.36RK181+265RK181+315植草+灌木503.5425.5374026.07RK181+315RK181+356拱形骨架内植草灌415.426.89.46.43.143348.2313430.88RK181+606RK181+846植草+灌木2400.5696.46267124.89RK182+422RK182+453植草+灌木311.0117.9106116.110RK182+453RK182+579植草+灌木1260.5365.6329065.511RK182+579RK183+073植草+灌木4621.62256.820311240.212RK183+073RK18
6、3+491植草+灌木4180.81438.912950217.413RK183+491RK183+856植草+灌木3170.91148.410336164.814RK183+949RK184+098植草+灌木1490.8512.9461677.515RK184+146RK184+218植草+灌木720.6221.9199737.416RK184+271RK184+969植草+灌木6981.63409.630686363.0合 计2810205.870.248.414.631913249.21192421506.1序号起讫桩号防护类型防护长度(m)平均挖深(m)路堑边坡防护工程数量孔窗式护面墙防
7、护(含边坡平台)护脚墙及植草灌防护碎落台土跑肩挖土方(m3)M7.5浆砌片石(m3)M7.5水泥砂浆(m3)C20现浇饰边砼(m3)三维网植草(m2)回填耕植土(m3)M7.5浆砌片石(m3)植草(m2)灌木紫穗槐(棵)C20现浇砼(m3)5%石灰土(m3)三维网植草(m2)1RK177+500RK177+732护脚矮墙2326.6471.0336.43028104.44712RK177+732RK177+829植草+灌木971.6444.7400343.73RK179+178RK179+221孔窗式护面墙439.5247.63.00.9188.6877.38.219.43534RK179+2
8、21RK179+311孔窗式护面墙9011.0808.76.31.8384.725015.317.140.510985RK179+311RK179+581孔窗式护面墙2708.51490.018.93.6789.335145.951.3121.519576RK179+581RK179+751孔窗式护面墙17016.52269.957.85.71242.474128.932.376.528927RK179+751RK179+781孔窗式护面墙308.6168.22.10.487.7395.15.713.52208RK179+781RK179+961孔窗式护面墙18017.52536.661.26
9、.11315.578930.634.281.032009RK179+961RK180+071孔窗式护面墙11013.01153.77.73.0643.143118.720.949.5163210RK180+071RK180+163孔窗式护面墙928.0497.36.41.2269.011715.617.541.462411RK180+201RK180+232植草+灌木313.0220.4198314.012RK180+232RK180+381孔窗式护面墙1498.8862.410.42.0435.619625.328.367.1112213RK180+381RK180+451孔窗式护面墙701
10、0.2563.44.91.4307.019011.913.331.578414RK177+500RK177+732孔窗式护面墙499.1264.43.41.0214.9988.39.322.138315RK177+500RK177+732植草+灌木332.6210.8189714.916RK177+500RK177+732孔窗式护面墙508.5275.93.50.7146.2658.59.522.536217RK177+500RK177+732孔窗式护面墙35011.63398.124.57.11534.899059.566.5157.5453918RK177+500RK177+732孔窗式护
11、面墙1208.6672.98.41.6350.815620.422.854.088119RK177+500RK177+732孔窗式护面墙505.8193.83.50.373.1298.59.522.524420RK177+500RK177+732植草+灌木453.0319.9287920.321RK177+500RK177+732植草+灌木552.5341.4307324.822RK177+500RK177+732孔窗式护面墙2804.8874.019.61.9409.315447.653.2126.0114923RK177+500RK177+732植草+灌木2412.01278.711509108.524RK177+500RK177+732植草+灌木931.0325.8293241.925RK177+500RK
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