update孟加拉O-Cell法桩基静载试验方案提交.doc

GOVERNMENT OF THE PEOPLE’S REPUBLIC OF BANGLADESH OFFICE OF THE PROJECT DIRECTOR PAIRA BRIDGE (LEBUKHALI BRIDGE) CONSTRUCTION PROJECT ROADS AND HIGHWAYS DEPARTMENT ROAD TRANSPORT AND HIGHWAY DIVISION MINISTRY OF ROAD TRANSPORT AND BRIDGES CONSTRUCTION OF 1470 METER LONG PAIRA BRIDGE (LEBUKHALI BRIDGE) OVER THE RIVER PAIRA INCLUDING APPROACH ROAD, BANK PROTECTIVE AND RELATED WORK ATTH KM BARISAL-PATUAKHLI ROAD(N-8) PAIRA BRIDGE (LEBUKHALI BRIDGE) Loading Test Project of the Piles 试桩静载试验实施方案 中国·北京建筑大学 北京市城市交通基础设施建设工程技术研究中心 中国·黑龙江路桥一公司 Beijing Urban Transportation Infrastructure Engineering Technology Research Center BUCEA, BEIJING CHINA No. 1st Branch of Heilongjiang Road and Bridge Co., Ltd., Haerbin CHINA 2016-02-21  PAIRA BRIDGE (LEBUKHALI BRIDGE) CONSTRUCTION PROJECT Loading Test Project of the Piles 试桩静载试验实施方案 目录 TOC \o 1-3 \h \z \u 1工程概况/Engineering background h 3 1.1桥梁概况/Bridge configuration h 3 1.2试桩概况/ Outlines of the testing piles h 3 2试验依据及要求/Test basis and requirements h 6 2.1试验依据/Test basis h 6 2.2试验要求/Test requirements h 6 3试验原理/ Test principles h 7 4实施方案/Test project h 11 4.1试桩位置/ The location of testing piles h 11 4.2荷载箱的选择/ The choice of loading cells h 12 4.3测试仪器安装/ Installation of test instruments h 14 4.3.1荷载箱和连接的压力管线/Load box and pressure pipeline to be used in connection its connected pressure pipeline h 14 4.3.2振弦式位移传感器/Vibrating displacement sensor h 15 4.3.3应变杆/Strain bars h 15 4.4.4振弦式应变计/ Vibrating strain extensometer h 15 4.3.5塑料管/Plastic pipe h 15 4.3.6动力组件/Power components h 15 4.3.7安装基准梁及数据采集系统/The iInstallation of reference beam and data collectionng system h 16 4.4试桩进度安排/ Testing SchedulreTest schedules h 17 4.5现场测试/Field TestTesting in site h 17 4.5.1端部承载力试验（3.5m试桩) /Bearing capacity test at end of pile of pile end (for Φ3.5m test piles) h 17 4.5.2总承载力和分层侧壁摩擦力试验（3.5m试桩) /Total bearing capacity test Test of total bearing capacity and layered sidewall friction for