This synthesis will be of interest to highway environmental engineers, noise analysts, design engineers, maintenance personnel, planners, administrators, and ot

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A geopolymer is a solid aluminosilicate material usually formed by alkali hydroxide or alkali silicate activation of a solid precursor such as coal fly ash, cal

This report describes development of standards for noise barrier systems using recycled plastic lumber for wall sheathing, structurally supported by wood or ste