'Asphalt mixture' diaporamas de présentation

Low Temperature Cracking

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Asphalt Institute Research Update

Asphalt Institute Research Update. FAA Airport Pavement Working Group Meeting April 26, 2012. Past Airfield Projects. Fairchild AFB HMA design verification in 2011 using Superpave Shear performance test Recent adjustment to test specification. Current Research. Completed Recently

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How to calculate the weight of asphalt About specific gravity The calculation method for finding weight from volume Points to note when calculating The density of asphalt mixture The type changes according to the ratio of asphalt mixture Dense particle size Asphalt mixture: Fine particle size asphalt mixture: The difference in specific gravity and performance of asphalt mixture: Open grain size Asphalt mixture Unit weight of asphalt Procedures for using asphalt on outside construction Basic knowledge of asphalt construction 2. Where asphalt is often used 2. Steps until completion of asphalt pavement Step 1 drilling the underground Step 2u00a0Roadbed adjustment/crush piling Step 3 Make a rolling pressure on the road Step 4 Lay out the asphalt composite material Step 5 Rolling the asphalt pavement 3. My Company Introduction 4. Our Services 5. How We Can Be Found?

290 views • 27 slides

Four Pilot Tests Used for Quality Control of Asphalt Pavement Work

uf076 What I discuss in this section 1. What is the asphalt finisher used for finishing with pavement? 2. The quality control method of asphalt construction 3. Pull flooring test to check the failure of the roadbed 4. Check the amount of asphalt without core 5. Check compaction degree of roadbed in field density test 6. Flatness test checks road flatness 7. My Company Introductio

139 views • 13 slides

Warm Mix Asphalt (WMA)

Warm Mix Asphalt (WMA). WMA is an asphalt mixture that can be produced at substantially lower temperatures than traditional asphalt mixes. Temperature reductions = 30 to 100 F Chemical additives/other processes reduce viscosity There is currently intense interest in the U.S. regarding WMA.

335 views • 4 slides