541.3(s) 541.4(h) 3,000 square yards of pavement in each traffic lane. Include ramps in a separate lot(s). The Inspector will select one coring location at random within each lot according to PTM No. 1. Drill cores according to PTM No. 606 and in the presence of the Inspector. For projects at intersections or less than 3,000 square yards, drill two cores or by non- destructive thickness measurements according to PTM No. 605. Other methods of non- destructive thickness testing may be requested in writing for approval by the District Executive. Thoroughly clean the vertical surface of the core hole of laitance and loose and foreign material. Fill the holes with the mixture used to construct the course and consolidate. As an alternative, use a premixed, non- shrink grout.
541.4MEASUREMENT AND PAYMENT —
Ownership of the milled material will be indicated by the selected item of work. The transition areas will be excluded.
This unit price includes all work associated with the construction of the concrete overlay , except the cement concrete material and the profile milling. The price excludes the concrete overlay transitions and the concrete pavement cores.
For producing the cement concrete needed for the overlay and delivering it to the jobsite. Pay quantity for the overlay will be computed based on the indicated depth and the placement area. An additional quantity, not to exceed 2% of the computed overlay quantity , may be paid as compensation for the cost of the cement concrete material needed to replace unsound pavement material removed as part of the profile milling operation. Excludes cement concrete material used in the transition areas. Submit written request for additional compensation with justification. The justification should indicate the cubic yardage of concrete delivered to the job site from delivery tickets, and show a deduction for the volume of the overlay and the quantity of concrete wasted.
This unit price includes all associated items of work within the limits of the transitions.
The price includes the measuring apparatus, which remains the Contractor's property upon completion of the project. The Department will not pay for additional cores drilled if the depth is deficient by more than 1/4 inch.
cores, lot payment for both the bonded concrete overlay and the cement concrete material will be adjusted as specified in Table A .
TABLE A Adjus