IOWCD_Spec92-FieldFence-HawkinsCo-LambWRP-Amendment1.pdf

HAWKINS CO. WRP CONSTRUCTION SPECIFICATION 92 PAGE 3

LAMB WETLAND HYDROLOGY RESTORATION

11. 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 8, Field Fence

1) This item shall consist of furnishing and installing a five (5) strand barbed wire fence in the locations specified on the drawings and marked in the field.

2) One (1) fifty (50) inch tall, twelve (12) foot wide gate shall be installed. The gate shall be 1 3/4” steel tubing unless otherwise approved by the COR.

3) Vertical wooden brace posts shall be 6” diameter or 6” by 6” hardwood.

4) Horizontal wooden brace posts shall be 4” diameter or

4” by 4” hardwood.

5) In-line wood line posts shall be installed with a minimum spacing of 100’. The in-line wood line posts shall be 4” diameter or 4” by 4” hardwood.

6) Wire used for tensioning braces shall be 12.5 gauge high tensile (HT).

7) All materials used for this bid item shall meet the requirements of Material Specifications 582, 585, and 591.

8) In section 10, Measurement and Payment, Method 1 will apply. Such compensation will constitute full payment for all items included in Bid Item 8, Field Fence, and for all related Subsidiary Items: Temporary Fence.

b. Subsidiary Item, Temporary Fence

1) This item shall consist of furnishing and installing a solar powered double strand electric fence. Refer to material Specifications 582 and 591 for details. The fence shall be constructed and maintained throughout the length of the contract to restrict access of livestock from the construction site. If the contractor chooses to construct the permanent Field Fence required in Bid Item 8 above prior to commencing with other construction activities, then this item will no longer be needed.

2) Contractor shall maintain the temporary fence until field fence specified above is installed.

HAWKINS CO. WRP CONSTRUCTION SPECIFICATION 92 PAGE 4

LAMB WETLAND HYDROLOGY RESTORATION

3) All materials used for Subsidiary Item – Temporary

Fence shall meet the requirements of Material Specifications 582, 585, and 591

4) In section 10, Measurement and Payment, no separate payment shall be made for temporary fence.

Compensation for temporary fence shall be included in Bid Item 8, Field Fence.