目前全国各地交通建设投资项目众多，公路新建、改造及改建工程遍及全国，随之涌现出一大批公路路桥施工单位。但随着改革的进一步深化及政企的彻底分开，公路（含桥梁）建设与养护必将逐渐分施工单位必将由包工队伍发展成为正规化的路桥施工企业，也需要建立一套完善、安全、 At present, there are many investment projects in transportation construction all over the country. Newly built, reconstructed and reconstructed highways have spread all over the country, and a large number of road and bridge construction units have emerged. However, with the further deepening of the reform and the complete separation of government from enterprises, the construction and maintenance of highways (including bridges) will gradually become sub-contractors. The contractor will surely develop from a contractor to a regularized road and bridge construction enterprise. It will also need to establish a sound,