Cost Evaluation of Producing Different Aggregate Sizes in ...
International Journal of Engineering and Advanced Technology Studies Vol.4, No.2, pp. 6-19, May 2016 ___Published by European Centre for Research Training and Development UK () 6 ISSN 20535783(Print), ISSN 20535791(online) COST EVALUATION OF PRODUCING DIFFERENT AGGREGATE SIZES IN SELECTED QUARRIES IN ONDO STATE NIGERIA