进一步提高施工质量，以达到设计的必要精度，给工程建设带来方便。
Further improve the quality of construction, in order to achieve the necessary precision of the design, engineering construction and convenience.
加强波形梁钢护栏施工工艺的管理，对于提高施工质量，美化环境有着极其重要的作用。
They are very important to reinforce administer in construction technology of corrugated bream steeled protection fence, to enhance the construction quality and beautify environment.
走马岭隧道岩体结构特征和围岩稳定性研究，为优化设计参数，提高施工质量提供理论指导，对保证施工安全以及优化设计具有重要工程实践意义。
Study on the characters of rock mass condition and the stability of surrounding rock has great practical significance to optimize design parameter and to advance construction quality.
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