Standard No.:	DB46/T 668-2025
English Name:	Technical Specifications for Design and Construction of Highway Asphalt Pavement
Chinese Name:	公路沥青路面设计与施工技术规范
Chinese Classification:	P66    Highway engineering
Professional Classification:	DB    Provincial Standard
ICS Classification:	93.080.01 93.080.01    Road engineering in general 93.080.01
Source Content Issued by:	Hainan Provincial Administration for Market Regulation
Issued on:	2025-02-28
Implemented on:	2025-4-1
Status:	valid
Target Language:	English
File Format:	PDF

本文件确立了公路沥青路面设计与施工的总体原则，规定了公路沥青路面的结构组合、基层和底基层、沥青面层、透层、黏层、下封层、特殊路段沥青路面铺装等设计要求，以及级配碎石层、水泥稳定碎石层、透层、黏层、下封层、热拌沥青混合料层、特殊路段沥青路面铺装等施工要求。
本文件适用于海南省各等级公路沥青路面新建、改扩建及养护工程的设计与施工。