backfill for slotted drain pipe and slotted vane drain pipe shall be included in the cost of the pay items.
B borrow obtained from planned excavation may be used to backfill culverts. No deduction will be made from the excavation or borrow quantities. If existing concrete building foundations , concrete walls, concrete columns, or concrete steps not visible and not shown on the plans are encountered within the limits of the trench, the removal of such items, as required, will be paid for in accordance 660 with 203.28. The cost of sawing of pavement, excavation above the trench bottom elevation shown on plans, backfilling with material other than structure backfill or flowable backfill, dewatering, shoring, timber mats, class A concrete required for collar construction or sealing existing pipe, joint materials, replacing pipe which is damaged during installation or re-laying operations, sanitary sewer testing required by the local utility, and all other necessary incidentals shall be included in the cost of the pay items in this section. 670 The cost of removal of pavement, existing pipe, end sections, anchors, or headwalls, concrete collars, encasements, and the disposal of surplus materials shall be included in the cost of the pay items. The cost of concrete, grating, pipe tu bing, reinforcing bars, aggregate leveling bed, hardware cloth, and necessary incidentals, for construction of grated box end sections will be included in the cost of the grated box end section. Geotextile required to be placed on top of the structure backfill material will not be paid for separately. The cost of the geotextile shall be included in the cost of the 680 structure backfill. The cost of providing video inspection equipment, technician, and a copy of the video inspection shall be included in the cost of video inspection for pipe. No additional payment will be made for repair, remediation, or replacement of pipes, backfill, video inspection of the repaired, remediated, or replaced pipe, and all other work associated with the repair, remediation, or replacement of unacceptable pipes. 690 The cost of mandrel testing shall be included in the cost of the pipe. 715.14 749