for Highway Construction Page 459 of 715 SECTION 585 - RESERVED for Highway Construction Page 460 of 71 5 SECTION 586 – UTILITY CONDUIT
586.01 Description.
Install utility conduits across the bridge and under the approach roadway to the termination point outside the structure, including threaded inserts cast in the concrete deck , PVC pipe sleeves as required, and utility conduit .
586.02 Materials.
Meet the following requirements:
1.Utility conduit . PVC pipe, schedule 40, if encased in concrete. PVC pipe, schedule 80, if not encased in concrete.
2.Deck inserts. Provide a minimum safe working load of 1,000 pounds.
3.Standard weight steel pipe . ASTM A53 Grade B or A501.
586.03 Construction Requirements.
Install the threaded inserts and utility conduit as specified, unless otherwise directed. Solvent-weld PVC joints , except expansion couplings. Prove conduits by blowing a pull string from end- to-end of each conduit. Leave the pull strings in place unless otherwise directed. Verify the lo cation of existing utilities and structures before starting construction and immediately notify the Engineer of discrepancies found. Install the deck inserts for the utility conduits at the spacing specified.
586.04 Method of Measurement.
The Engineer will measure acceptably completed work by the lump sum.
586.05 Basis of Payment .
The Department will pay for accepted quantities at the contract unit price as follows : Pay Item Pay Unit Utility Conduit ......................................................................................... LS Structure excavation and compacting backfill are incidental .
Source: Idaho Standard Specifications for Highway Construction, 2023 Edition. Pages 495–495 of 768.