materiais (cerfitre, erovel, and so on) eost abest 159 per cubic yavd ef cement. Mequiredt beyreciatinh east of trude ir at delvers 30,000 eubic yards of cobezele in ene year Cost of rak matation kar 2,600 cutes yends of concrete Cast ef ren fichenais for 5,000 cubcy yares al cencerte Trurk ilentecialiph Rav materials cmet 4. What actan couda smati manapernent take to retuce the truck deoredatian cest from year te year