Abstract: Highway engineering feasibility study report is critical of the preliminary work of road construction and an important basis for project approval and post-construction drawingdesign.
摘要：公路工程可行性研究报告是公路建设前期工作的关键，是项目立项和后期施工图设计的重要依据。
2
During the period of preliminarydesign and construction drawing design, the budget statement should be prepared respectively so as to optimize the cost estimate.
在初步设计、施工图设计阶段分别编制初步设计概算书和施工图设计预算书，进一步优化成本预算。
3
And the preliminarydesign must complete design instruction booklet one, Sewage treatment plant total floor-plan, elevation chart, flow chart, main equipment drawing.