Abstract: | Earth excavation is a common method of construction, and it is a mechanize construction which includes bulldozer, excavator and loader. Beside the progress, quantity and quality of the equipment, the statement, method and order of excavation will also directly affect the result of the excavation, so it is especially important to select a good, complete, perfect and reasonable method. Take an example of the earth excavation construction method from Mo Dao Gou inverted siphons of JingShi section S18 of south-to-north water diversion midline which is in QuYang district BeoDing city HeBei Province, which proves that a good method of excavation can not only ensure the quality of project and advance the construction schedule, but also can bring great economic benefit and obtain multiple profits. |