| http://www.w3.org/ns/prov#value | - Baker reviews materials costs such as concrete, reinforcement steel, diesel fuel, asphalt and other items, then projects forecasted costs from accoun ng standards, industry standards, and our own forecasting model. 11 The price of fuel affects everything, of course, so a systema c process is used to an cipate changes in cost and to properly compensate for those changes.
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