泡沫瀝青冷再生混合料配合比設計方法研究.pdf

1、河北工業(yè)大學碩士學位論文泡沫瀝青冷再生混合料配合比設計方法研究姓名：苗乾申請學位級別：碩士專業(yè)：市政工程指導教師：魏連雨2010-12泡沫瀝青冷再生混合料配合比設計方法研究iiRESEARCH RESEARCH RESEARCH RESEARCH ON ON ON ON DESIGN DESIGN DESIGN DESIGN METHOD METHOD METHOD METHOD OF OF OF OF COLD COLD COLD C

2、OLD RECYCLING RECYCLING RECYCLING RECYCLINGMIX MIX MIX MIX WITH WITH WITH WITH FOAMED FOAMED FOAMED FOAMED ASPHALT ASPHALT ASPHALT ASPHALTABSTRACT ABSTRACT ABSTRACT ABSTRACTCold recycling with foamed asphalt technology a

3、s a special repair and maintenance ofasphalt pavement technology, currently in some foreign countries already have more in-depthresearch and extensive application,give full play to the road milling waste material “residu

4、alvalue”, making it recycled,protect the ecological environment and reduce waste of resources.In this paper, for application of cold recycling with foamed asphalt technology , we focuson the technical problems solved abo

5、ut foaming effect, mix design, construction techniques andspecific applications, through theoretical analysis, laboratory test methods combined,respectively, the foam on the general characteristics and evaluation of asph

6、alt indicators of coldrecycled asphalt mixture bubbles physical and mechanical properties of cold recycling withfoamed asphalt mix design methods, and combined field experience of test road paving, comparethe difference

7、and contact between vibration molding design methods and traditional designmethods , and improve cold recycling with foamed asphalt technology for future applications tocreate conditions for further promotion.First, base

8、d on the analysis of the principle of asphalt foaming and evaluation,we usedifferent grade of asphalt foaming conditions in different foam tests, analyze effect of asphaltfoaming factors analysis and evaluation. Second,

9、this system, in-depth study of the bubble ofcold recycling foamed asphalt mixture physical properties (bulk specific density and percent airvoids) and mechanical properties (indirect tensile strength、compressive strength

10、、modulus). Onthis basis, and based on vibration molding cold recycling with foamed asphalt mix designmethod, analyze and compared the differences and connections with the conventional coldrecycling with foamed asphalt mi

11、x design method, in order to optimize the cold recyclingwithfoamed asphalt mix design method.Then for follow-up observations of cold recycling with foamed asphalt sections, observepavement conditions, summarize the const

12、ruction of the cold recycling process.Afterregeneration, the quality of the new paving layer of mixture on-site inspection, including coresamples and splitting strength, structure layer and the surface deflection degree

13、of compaction,smoothness and other indicators of the test, to combine the experience and practice, coldrecycling pavement given quality acceptance criteria and design control indicators. Finally thecold foam asphalt recy