نتایج جستجو برای: asphalt mixtures
تعداد نتایج: 54900 فیلتر نتایج به سال:
In order to study the self-healing performance of macroscopic fractures asphalt mixtures, semicircular bending (SCB) tests were used test 90# base SBS (Styrene–Butadiene–Styrene) modified and + CR (Chloroprene Rubber) composite mixtures. The F-H-F (the mixture specimen was fatigued for a certain number times, then healed under conditions, until destroyed) carried out, fatigue life recovery rate...
Airborne emissions from hot asphalt contain mixtures of polycyclic aromatic hydrocarbons (PAHs), including several carcinogens. We investigated urinary biomarkers of three PAHs, namely naphthalene (Nap), phenanthrene (Phe), and pyrene (Pyr) in 20 road-paving workers exposed to hot asphalt and in 6 road milling workers who were not using hot asphalt (reference group). Our analysis included basel...
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