CJJ 169-2012《城镇道路路面设计规范》沥青路面设计方法浅析

摘要

This paper introduces design methods for urban road asphalt pavement from two aspects :one is brief introduction of design methods for asphalt pavement in CJJ 169 -2012 “Code for Design of Urban Road Pavement” according to design flow of asphalt pavement , the other is emphatic comment on major improvements , differences and some problems still existing in CJJ 169-2012 relative to design methods for asphalt pavement in design guidance documents including CJJ 37-90“Code for Design of Urban Roads”, JTG D50 -2006 “Code for Design of Highway Asphalt Pavement”, design methods in American Association of State Highway and Transportation Officials ( AASHTO) and SHELL design method, etc., and proposes opinions and recommendations for these improvements , differences and existing problems .%从2方面对城镇道路沥青路面设计方法进行介绍：一是按照沥青路面设计流程简要介绍CJJ 169—2012《城镇道路路面设计规范》的沥青路面设计方法；二是重点评述CJJ 169—2012相对于CJJ 37—90《城市道路设计规范》、JTG D50—2006《公路沥青路面设计规范》、美国各州公路和运输官员协会（ AASHTO）设计法以及SHELL设计法等设计指导文件中沥青路面设计方法进行的主要改进、区别以及依然存在的一些问题，并对这些改进、区别以及存在的问题提出看法和建议。