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1、海南西线高速公路白莲立交至白马井立交段改建工程第二合同段路面铣刨施工技术方案建设单位：海南省交通投资控股有限公司监督单位：海南省交通工程质量监督管理局 监理单位：海南海通公路工程监理征询有限公司施工单位：长沙市公路桥梁建设有限责任公司日期：十二月十六日目 录第一节、工程概况2第二节、施工技术方案8第三节、保证措施11第四节、安全保障和交通管制措施19第五节、文明施工21海南西线高速公路白莲立交至白马井立交段改建工程第二合同段路面铣刨施工技术方案第一节、工程概况海口至洋浦一小时交通圈西线高速公路白莲立交至白马井立交段改建路段全长99.791km，起点桩号为K487+899 (白马井立交)，终点桩
2、号为K587+690，其中我标段起讫桩号为K508+840-K537+494，建设里程28.654km，全线采用四车道高速公路原则，设计速度为100km/h，路基全幅宽度为24.5m，路面面层采用沥青混凝土路面；本次设计为路基、路面、桥梁、涵洞等全面改建，总工期8个月。根据省交通厅规划，一方面对本项目左幅（即海口至三亚方向）全线封闭，作为施工作业区，封闭时间为12月15日至4月30日，4月30日至9月30日，封闭右幅并完毕右幅（三亚至海口方向）所有工程量。铣刨工程量：2 cm厚30399m2；10 cm厚20716.2m2；12cm厚564028.8m2。 铣刨位置及宽度、厚度详见下表：铣刨1
3、2cm厚沥青混凝土分布起讫桩号位置路面构造铣刨长度/m宽度/m厚度/cm面积/m2K509+800.00K510+060.00右260.0010.5012.002730K510+060.00K511+111.00右1051.0010.5012.0011035.5K511+127.00K513+170.00右2043.0010.5012.0021451.5K513+198.00K514+607.00右1409.0010.5012.0014794.5K514+623.00K515+291.00右668.0010.5012.007014K515+307.00K515+746.00右439.0010.
4、5012.004609.5K515+771.50K516+460.00右688.5010.5012.007229.25K516+460.00K516+580.00右-2120.0010.5012.001260K516+580.00K516+612.00右-132.0010.5012.00336K516+628.00K516+727.50右-199.5010.5012.001044.75K516+837.50K517+020.00右-1182.5010.5012.001916.25K517+020.00K517+100.00右-280.0010.5012.00840K517+100.00K518
5、+071.00右971.0010.5012.0010195.5K518+089.00K519+318.50右1229.5010.5012.0012909.75K519+334.50K519+961.00右626.5010.5012.006578.25K519+977.00K521+052.00右1075.0010.5012.0011287.5K521+068.00K523+193.80右2125.8010.5012.0022320.9K523+193.80K524+150.00右956.2010.5012.0010040.1K524+150.00K525+400.00右1250.0010.50
6、12.0013125K525+400.00K525+560.00右-2160.0010.5012.001680K525+560.00K525+840.00右-1280.0010.5012.002940K525+840.00K525+940.00右-2100.0010.5012.001050K525+940.00K528+349.75右2409.7510.5012.0025302.375K528+365.75K528+772.00右406.2510.5012.004265.625K528+788.00K529+851.00右1063.0010.5012.0011161.5K529+869.00K
7、531+192.00右1323.0010.5012.0013891.5K531+208.00K531+300.00右92.0010.5012.00966K531+300.00K531+360.00右-260.0010.5012.00630K531+360.00K531+458.00右-198.0010.5012.001029K531+548.00K531+717.10右-1169.1010.5012.001775.55K531+733.10K531+840.00右-1106.9010.5012.001122.45K531+840.00K531+860.00右-220.0010.5012.002
8、10K531+860.00K532+667.60右807.6010.5012.008479.8K532+699.60K533+832.00右1132.4010.5012.0011890.2K533+848.00K534+257.50右409.5010.5012.004299.75K534+282.50K535+150.00右867.5010.5012.009108.75K535+170.00K535+320.00右150.0010.5012.001575K535+320.00K535+440.00右-2120.0010.5012.001260K535+440.00K535+767.00右-13
9、27.0010.5012.003433.5K535+807.00K535+829.00右-122.0010.5012.00231K535+989.00K536+175.00右-1186.0010.5012.001953K536+203.00K536+291.00右-188.0010.5012.00924K536+307.00K536+540.00右-2233.0010.5012.002446.5K536+540.00K536+990.00右450.0010.5012.004725K537+018.00K537+108.00右90.0010.5012.00945K537+126.00K537+3
10、83.50右257.5010.5012.002703.75K537+401.50K537+494.00右92.5010.5012.00971.25右幅小计26827.50281688.75K509+800.00K510+060.00左260.0010.5012.002730K510+060.00K511+111.00左1051.0010.5012.0011035.5K511+127.00K513+170.00左2043.0010.5012.0021451.5K513+198.00K514+607.00左1409.0010.5012.0014794.5K514+623.00K515+291.00
11、左668.0010.5012.007014K515+307.00K515+746.00左439.0010.5012.004609.5K515+771.50K516+480.00左708.5010.5012.007439.25K516+480.00K516+600.00左-2120.0010.5012.001260K516+600.00K516+612.00左-112.0010.5012.00126K516+628.00K516+727.50左-199.5010.5012.001044.75K516+837.50K517+040.00左-1202.5010.5012.002126.25K517+
12、040.00K517+300.00左-2260.0010.5012.002730K517+300.00K518+071.00左771.0010.5012.008095.5K518+089.00K519+318.50左1229.5010.5012.0012909.75K519+334.50K519+961.00左626.5010.5012.006578.25K519+977.00K521+052.00左1075.0010.5012.0011287.5K521+068.00K522+335.00左1267.0010.5012.0013303.5K522+335.00K523+193.80左-2858.8010.5012.009017.4K523+193.80K524+150.00左956.2010.5012.0010040.1K524+150.00K525+380.00左1230.0010.5012.0012915K525+380
