The influence of the international cycling race around Qinghai Lake on the development of Qinghai tourism;
本文就“环青海湖国际自行车公路赛”对青海高原旅游业发展的意义、作用以及对沿途周边地区体育旅游资源的影响进行了讨论。
Assessment on Pollution of Heavy Metal in Soil along Road with Method of the index of geoaccumulation;
积累指数法对公路旁土壤中重金属污染的评价
The common problems and management method of mountain road culvert;
山区公路涵洞常见问题及处理方法
The analysis of the line-style target for road safety evaluation;
公路安全性评价线形指标分析
The study of introducing public participation to environment-supervision in construction time of highway;
公路施工期环境监理引入公众参与的探讨
Research of highway environment-supervision implement in construction period;
公路施工期环境监理实施研究
Evaluation on Impact of Highway Construction on Environment;
公路建设对环境影响的评价
This paper introduces the connotation,developing history,examples and application of engineering methods in domestic and foreign expressway construction,and proposes some suggestions for work.
介绍生态工法的内涵、发展历史、工法实例及在国内外公路建设中的应用,提出一些工作建议,并指出:在观念上要从人定胜天向善待自然、尊重自然转变;在建设工法上应从"传统工法"向"生态工法"转变。
In this paper,types of corrosion to riverside expressway sub-grade are introduced from the 2 aspects in wash-off of sub-grade by water flows and in sub-grade collapses,mechanism of corrosion to riverside sub-grade is analyzed, the relationship between the 2 aspects is described.
从水流对路基的淘刷和路基崩塌2方面介绍公路河湾路基的侵蚀类型,分析沿河路基的侵蚀机理,阐述两者之间的关系。
In combination with maintenance and reinforcement project for two bridges in Chongqing,this paper carries out a detailed research to high performance expressway structural concrete,including raw material property,mixing ratio design,physical & mechanical performance,stress & corrosion features,micro-structure analysis,construction process and quality control,etc.
结合唐山市2座大桥维修加固工程,对高性能化公路结构物混凝土从原材料特性及配合比设计方法、物理力学性能、应力腐蚀特性、微结构分析、施工工艺与质量控制等方面进行了较为细致的研究,通过试验和分析结构物的运营现状,得出高性能混凝土不仅能延长公路结构物的使用寿命,还可减少养护维修费用,对于公路建设可持续发展具有重要意义。