土方开挖技术交底(国外英文资料).doc

土方开挖技术交底(国外英文资料) Technical disclosure record Specific date Project name Zheng Dong, new zone, Tube City, village resettlement area, two phase, three group, 6# building, sub project Foundation and foundation engineering Sub item name: Earthwork excavation works Disclosure content I. construction preparation: 1, the main equipment: sharp, flat shovel, hammer, trolleys, ladders, picks, crowbar, ruler, slope ruler, small line No. 20 wire etc.. 2, operating conditions: (1) before earthwork excavation, (2) the obstructions such as underground pipelines should be found out. (3) the ground and underground obstructions in the construction area shall be removed and disposed of according to the requirements of the construction scheme (4). (5) the position or location of buildings or structures of the control line (pile), (6) (7) standard size quasi level pile and foundation gray line, (8) must be tested qualified and finished pre screening procedures (9). (10) the surface of the site should be cleaned and leveled; (11) good drainage slope; (12) in the construction area, (13) temporary drains should be dug. (14) during the night construction, (15) the work procedure should be reasonably arranged; (16) to prevent excavation or excavation. The construction site shall be equipped with lighting facilities according to the requirements. (17) in danger areas, an obvious marker (18) shall be installed. (19) the excavation is below the ground level (tank) trench, (20) on the basis of local engineering geological data, (21) to take measures to reduce the groundwater level, (22) to fall below the bottom surface of the 50cm excavation, and then excavation (23). (24) familiar with drawings, (25) do a good job of technical disclosure. Two, operation process: 1, process flow: Determine the excavation sequence and slope, cut along the ash line, groove contour line, layered excavation Trimming the bottom of the trough 2, determine the slope: (1) when excavating the foundation pit (groove) and