Scope.pdf

3.0 SCOPE OF WORK

LINE ITEM NO. 001, BASE ITEM:

The contractor shall provide all professional services necessary for the accomplishment of the contract project and such required service shall be in accordance with the requirements as described herein and on attached contract documents.

3.1 Background: The USDA/ARS-DKI-PBARC at 64 Nowelo St. in Hilo Hawaii requires the turn key supply and installation of approximately 1500 linear feet of PVC chain link fencing and all associated posts, supports, connectors, hardware and any other parts or materials required to complete the installation. USDA also requires the supply and installation of 1-26 ft. main entry/exit gate and 1-24 ft. service entry gate. Note: The purpose of the fence is to enhance the facilities physical security posture.

Fence Fabric

3.2 Chain link fence fabric shall be Green PVC 2-inch mesh, and 9-gauge galvanized steel wire. The fabric shall have a polymer top coating color specified and be in conformance requirements of ASTM F668 for class 2a or 2b,

3.2.1 Fence fabric shall be a minimum height of 6 ft. with a minimum tensile strength of 1,290 lbs.

3.3 Steel Posts

3.3.1 Post and Fence Frame work shall conform to the requirements of ASTM F669

“Specifications for strength Requirements of Metal Posts and rails for Industrial Chain

Link Fence”, Group 1A (Schedule 40); ASTM F1043, for Heavy Industrial Fence. Coatings shall be a type A galvanized coating for internal and external surfaces.

3.3.2 Top rail and frame shall be a minimum 1-5/8 outside diameter standard galvanized (Schedule 40) steel pipe.

3.3.3 Line Posts shall be a minimum of 2 inch outside diameter standard galvanized

(schedule 40) steel pipe, be sufficient length and diameter to support the height of the fence, and be set in concrete to a depth of 36 inches and a width 3 times the diameter of the pipe.

3.3.3.1 The concrete shall extend a minimum of ½ inch above the grade of the finish ground surface.

3.3.4. Corner, gate and End Posts shall be a minimum 4 inch outside diameter standard

(Schedule 40) steel pipe, be of sufficient length and diameter to support the height of the fence and set in concrete to a depth of 36 inches and a width 3 times the diameter of the pipe. The concrete shall extend a minimum of ½ inch above the grade of the finish ground surface.

3.3.5 Fittings and Gates shall be galvanized steel. Wire ties and clips shall be 9 gauge and in conformance requirements of ASTM F626.

3.4 Installation

3.4.1 All line posts shall be set at intervals not exceeding 10 ft, as measured from the center of each post.

3.4.2 All posts shall be capped immediately after installation.

Chain link fabric shall be installed on the outside of the fence post. The fabric shall not be attached to posts until 5 days after the posts are set in the ground with concrete backfill. The fabric shall be stretched taut and securely fastened, using 9-gauge tie clips, to posts at interval not exceeding 15 inches at the top rails or tension wires at intervals not exceeding 24 inches. Care shall be taken to equalize the tension on each side of the post.

3.5 Service Gate

Gate shall be a 6 ft. High X 24 ft. Wide Double Swing Gate. Gates shall be fabricated from galvanized pipe (Schedule 40).

3.5.1 Gates shall be fabricated and hung so that it does not sag more than 1% of the gate width.

3.5.2 Gate shall be secured in place when open

For Line Item Nos. 002 and 003, only one will be awarded.

LINE ITEM NO. 002, Main Entrance Gate

3.6 Gate shall be a 6 ft. High X 26 ft. Wide Slide Gate with track. Gates shall be fabricated from galvanized pipe (Schedule 40).

3.6.1 Frames shall be fabricated and hung so that it does not sag more than 1% of the gate width.

3.6.2 Gate shall open from right to left upon entry

3.6.3 Gate shall be operated with an electric commercial gate opener to include 2 programmable mounted key pads, receiver and programmable remote button transmitters.

3.6.4 Utilities shall be provided by owner

LINE ITEM NO. 003, Alternative Main Entrance Gate

3.7 Gate shall be a 6 ft High X 26 ft. Wide Double Swing Gate. Gates shall be fabricated from galvanized pipe (Schedule 40).

3.7.1 Frames shall be fabricated and hung so that it does not sag more than 1% of the gate width.

3.7.2 Gate shall open inward upon entry.

3.7.3 Gate shall be operated with a commercial electric gate opener to include 2-programmable mounted key pads, receiver and programmable remote button transmitters.

3.7.4 Utilities shall be provided by owner

4.0 All materials used shall have a galvanized rating of class 3 or better. All welds shall be smooth and a rust inhibitor and cold galvanizing paint applied. All wire clips will be painted with a cold galvanized paint. All work shall be done in accordance with industrial fencing practices consistent with the trade. All fence and gate locations shall be inspected and verified by the contractor and an approved government representative prior to fence installation.

(See attachments below).