Attachment_22_Page_045-8of_Attachment_0011.pdf

14. ITEMS OF WORK AND CONSTRUCTION DETAILS

Items of work to be performed in conformance with this specification and the construction details are:

a. Bid Item 2, Water Control Structure, Barrel and Riser - PVC

(1) This item consists of furnishing and installing the plastic PVC pipe and riser including the anti-seep collars and the guards to the limits identified on the drawings.

The barrels, risers, and anti-seep collars have already been purchased by the government. These items shall be picked up at the following address: Mayes County Fairgrounds, District Barn #2, 2000 NE 1 st Street, Pryor, OK 74361.

Before the contractor picks up the barrels, risers, and anti-seep collars from the aforementioned location, the contractor and the Contracting Officer Representative shall have a mutually agreed upon time of pick up at least 24 hours prior to arrival.

Therefore, the contractor will only need to furnish the inlet trash guards, the outlet rat guards, concrete, and some other minor appurtenances.

(2) Plastic Pipe shall meet Material Specification 547, Schedule 40 PVC (ASTM D 2122)

(3) Field joints shall be watertight connections for pipe. Pressure Testing Method 1.

(4) Pipe bedding shall conform to Embankment Requirements around Plastic Pipe Construction Specification 723.

(5) Measurement and Payment will be for items of work for which specific unit prices are established in the contract, the quantity of each Water Control Structure and its pipe along with the connections. Such payment constitutes full compensation for furnishing, transporting, and installing the pipe including shoring, all fittings, thrust blocks, appurtenances, and other items necessary and incidental to the completion of the work.

(6) The exposed ends (6 feet) of the PVC pipe shall be protected from UV radiation.

Use latex (water based) paint. Preparation of the surface area before painting is critical and follows: Pipe should be cleaned to remove dirt and moisture, oil. The pipe should be wiped with a clean dry cloth. Petroleum-based paints are not acceptable since the presence of petroleum will prevent proper bonding of pipe.

b. Items of work subsidiary to this bid item are:

(1) Installation of the Antiseep Collars and installation of Trash Guards and Outlet Rat Guards on each Water Control Structure, 5 required, as specified in the drawings

NRCS- 12/06 045- 8

OK-Baker/West WRP, Miami FO/Claremore FO.