如何降低道路全生命周期成本并实现可持续发展目标.pdf

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1、Reducing Pavement life-cycle costs and increasing sustainabilityJosef Fliegl,Fliegl Bau-und KommunaltechnikContentRequirements+regulations(theory)Requirements+Regulations in practiceEnvironmental Protectionsave energy,CO-lowering the production temperatureSegregation Problems in practiceSegregation

2、Problems in practiceAsphalt temperature from mixer to installationresearch by the Technical University of ViennaCosts/benefits Thermography systems,the current state of the artPreventing accidents-safety first on construction siteSummaryThe mix in the paver bucket shoulda.regard to the temeratureb.r

3、egard to the grain structure(grading curve)be evenly distributedThe basic prerequisite for long-lived asphalt surfaces!Requirements and regulations TheoryRequirements and regulations from practical applicationsEven when transporting mix materials with conventional thermall insulated(dumper)vehicles,

4、one of the main problems in asphalt road construction has not been solved SEGREGATIONPROBLEMS IN ASPHALT ROAD CONSTRUCTIONWith conventional transport technologyMECHANICAL AND GRANULAR SEGREGATIONHomogeneous mix?Consequences:Early damage,e.g.loss of material,grain break out,frost damage,rutting,croco

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6、o the leap into electronic typesetting,remaining essentially unchanged.It was popularised in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages,and more recently with desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum.Temperature evaluation