563Prestressed Concrete Units (Structural)

563-1 DESCRIPTION. This work shall consist of furnishing and placing prestressed concrete units for

structures, as specified in the contract documents. The Contractor shall notify the Deputy Chief Engineer, Structures (DCES) of the name and address of the fabricator of all prestressed concrete units (structural) and the fabricator of any steel diaphragms for the prestressed concrete units in accordance with §106-01 Sources of Supply.

563-2 Materials

563-2.01 Prestressed Units. Prestressed concrete units shall meet the requirements of the P.C.C.M.

563-2.02 Transverse Tie Rods or Strands. Refer to P.C.C.M., Section 4.

563-2.03 Shear Key Material. Refer to P.C.C.M., Section 4.

563-2 04

NEW YORK STATE DEPARTMENT OF TRANSPORTATION Sections 200 - 599 STANDARD SPECIFICATIONS (USC) January 1, 2026 Volume 2

563-2.04 Anchorage Block-Out Grout. Refer to P.C.C.M., Section 4.

563-2.05 Concrete. The concrete shall meet the requirements of §718-06, High Performance Concrete

For Precast and Prestressed Bridge Beams.

563-2.06 Diaphragms. The requirements of §718-07 shall apply.

563-2.07 Grouted Reinforcing Bar Splice Sleeves shall meet the requirements of §709-15 Grouted

Reinforcing Bar Splice Sleeves.

563-3 CONSTRUCTION DETAILS. The requirements of the P.C.C.M. shall apply.

563-4 Method of Measurement

563-4.01 Prestressed Concrete I-Beam Units. The quantity to be paid for under this work shall be the

number of feet (horizontal length center-to-center of bearings or anchor dowels, as shown on the plans) of each unit furnished and placed in accordance with the plans and specifications.

563-4.02 Prestressed Concrete Box-Beam Units and Hollow and Solid Slab Units. The quantity to be

paid for under this work shall be the number of square feet of plan area of each prestressed unit installed. Plan area is defined as the area bounded by the centerline of bearings and the outer edges of each prestressed unit. No deductions will be made for chamfers, shear keys, or notch cuts. Space between the units shall not be included in any measurement.

563-5 BASIS OF PAYMENT. The unit price bid for these units shall include all labor, materials, diaphragms,

and equipment necessary to complete the work except that bearings shall be paid for under their respective items. Damaged units which cannot be satisfactorily repaired or which do not meet dimensional and camber tolerances shall be replaced by the Contractor at no cost to the State. Progress payments will be made when each unit is furnished and placed in accordance with the plans and specifications exclusive of preparing and filling joints. Payment will be made at the unit price bid for 90% of the quantity properly placed. The balance of the quantity will be paid for upon completion of the work. The completion of work will include the correct preparation and filling of the joints as well as the tightening of transverse ties. Payment will be made under: Item No. Item Pay Unit 563.010X Prestressed Concrete I-Beam Units (Types 1-6) Foot 563.02 Prestressed Concrete Box Beam Units Square Foot 563.03 Prestressed Concrete Hollow Slab Units Square Foot 563.04 Prestressed Concrete Solid Slab Units Square Foot 563.05 Prestressed Concrete New England Bulb Tee Units Foot X = Type Designation (1 through 6)