Specifications include, but are not limited to: All crushed concrete shall be crushed using mechanical Crushers with 3-way screens and magnets. The machine shall be equipped with a belt scale that is calibrated daily or at the discretion of Baldwin County. A certified platform scale will be used for the verification of the belt scale. The belt scale tonnage will be adjusted to correlate with the platform scale. If more than one verification is done, the average difference of all the verifications will be used to determine the adjustment. The tonnage will not be adjusted to exceed original belt scale tonnage.