Attachment-2-CSI-Specifications.pdf

USDA FOREST SERVICE PROJECT SPECIFICATIONS

Fencing Upgrades at the McKenzie River Ranger District 012000 - 1 Mobilization Payment Procedures

SECTION 012000

MOBILIZATION PAYMENT PROCEDURES

1. PART 1 - GENERAL

1.01 SUMMARY

A. This work shall consist of preparatory work and operations necessary for the movement of personnel, equipment, supplies, and incidentals to the project site, and for all other work and operations that must be performed or that cause costs to be incurred prior to beginning work on the various items on the project site.

2. PART 2 - PRODUCTS (NOT USED)

3. PART 3 - EXECUTION (NOT USED)

4. PART 4 - MEASUREMENT AND PAYMENT

4.01 PROGRESS PAYMENTS WILL BE MADE AS FOLLOWS:

A. When 5 percent or more of the original contract amount is earned from other pay items, 50 percent of the amount for mobilization, or 5 percent of the original contract amount, whichever is less, will be paid.

B. When 10 percent or more of the original contract amount is earned from other pay items, 100 percent of the amount for mobilization, or 10 percent of the original contract amount, whichever is less, will be paid.

C. Upon completion of all work on the project, any unpaid amount for mobilization will be paid.

D. The total of all payments shall not exceed the original contract amount for this item.

4.02 BASIS OF PAYMENT

A. Payment will be made under:

PAY ITEM DESCRIPTION PAY UNIT

012000 Mobilization Lump Sum

END OF SECTION

Sol. No. AG-04R4-S-12-0023 Project: McKenzie River Fencing Upgrades

Attachment No. 2

Fencing Upgrades at McKenzie River Ranger District 323113 - 1 Chain-Link Fences and Gates

SECTION 323113

CHAIN-LINK FENCES AND GATES

PART 1 – SUMMARY

1.1 SCOPE OF WORK

A. Contractor shall furnish labor, materials, equipment, and incidentals necessary to pro-vide and install approximately 1,600 feet of barbed wire to an existing commercial chain link fence as specified herein and in the drawings. Barbed wire shall be in-stalled in all existing gates.

B. Contractor shall provide and install wire ties to replace missing or damaged ties and secure existing fence as recommended by the Chain Link Fence Institute. It is esti-mated that approximately 800 wire ties are damaged or missing.

C. Contractor shall provide and install two (2) sleeve connectors and one (one) brace rail in area designated by the CO.

1.2 STANDARDS

A. American Society of Testing Materials (ASTM) Standards stated in this section.

B. Chain link Fence Manufacturers Institute (CLFMI), Product Manual.

1.3 PROJECT CONDITIONS

A. Field Measurements: Verify layout information for chain-link fence and gates shown on Drawings in relation to property and existing structures. Verify dimensions by field measurements.

1.4 SUBMITTALS

A. Product Data: Manufacturer’s information - two cut sheets for each product indicated under Section 2, “Products”.

B. Shop Drawings for barbed wire system on Cantilever Gate: Show components, mate-rials, dimensions, sizes, weights, finishes of components, installation and operational clearances, and attachment and bracing.

C. Refer to section C-4, Submittals.

1.5 GUARANTEE

A. Products furnished in this section shall be guaranteed in writing by the manufacturer’s standard warranty in addition to Contractor’s one year warranty.

Sol. No. AG-04R4-S-12-0023

Fencing Upgrades at McKenzie River Ranger District 323113 - 2 Chain-Link Fences and Gates

PART 2 – PRODUCTS

2.1 TENSION WIRE AND FITTINGS

A. Metallic-Coated Steel Tension Wire: 0.177-inch- diameter, Marcelled tension wire complying with ASTM A 824 (Standard Specification for Metallic-Coated Steel Mar-celle Tension Wire for Use with Chain Link Fence).

B. Fittings: Provide fittings for a complete installation of barbed wire on the existing fence, including special fittings for corners. Comply with ASTM F 626 (Standard Specification for Fence Fittings).

2.2 BARBED WIRE

A. Three strands wire, 45 degree angle, spaced at intervals of 4”.

B. Metallic Coated Steel Barbed Wire: Comply with ASTM A121 (Standard Specifica-tion for Zinc Coated Steel barbed Wire). Commercial standard size and construction.

Coating Type Z - Zinc-coated: Strand wire coating Type Z, Class 3, 0.80 oz/ft², barb coating 0.70 oz/ft².

2.3 BARBED WIRE SUPPORT ARMS

A. In compliance with ASTM F626, pressed steel galvanized after fabrication, minimum zinc coating of 1.20 oz. /ft², capable of supporting a vertical 250 lb load. Type I – three strand 45 degree (0.785 rad) arm.

B. Line, gate, and end corner coupling devices to match existing fence.

2.4 SLEEVE CONNECTORS AND BRACE RAIL

A. Provide and install sleeve connectors and brace rail to match existing fencing materi-als. See reference drawings from the Chain Link Fence Manufacturers Institute, Prod-uct Manual, page 10/18 (sleeve connectors) and page 11/18 (brace rail).

PART 3 - EXECUTION

3.1 INSTALLATION

A. Coordinate construction work with the Contracting Officer (CO).

B. General: Install barbed wire according to manufacturer’s recommendations and the Chain Link Fence Institute. If, in any case these two references conflict, notify the CO promptly and discuss the differences. The most stringent requirement or procedure shall be applied by the contractor.

Sol. No. AG-04R4-S-12-0023

Fencing Upgrades at McKenzie River Ranger District 323113 - 3 Chain-Link Fences and Gates

C. Tie Wires: Attach wire to chain-link fabric per ASTM F 626 (Specification for fence Fittings). Tie fabric to line posts at maximum interval of 12 inches o.c. and to braces at maximum interval of 24 inches o.c.

D. Barbed wired installation: Stretched taut between terminal posts and secured in the slots provided on the line post barb arms according to manufacturer’s recommenda-tions. Attach each strand of barbed wire to the terminal post using a brace band.

E. Barbed Wire: Each extension support arm shall carry three strands of barbed wire at an angle of 45 degrees, the upper strand 12 inches out from the fence line and 12 inch-es above the top of the fabric. The extension arms shall be installed so that they are pointing to the exterior of the perimeter created by the fence.

3.2 CLEANUP

A. Upon completion of the barbed wire on the existing fence and gates, the area shall be cleaned up by removing all contractors’ tools, equipment, construction debris, and surplus materials. The general area shall match the original conditions found prior to the construction work.

B. This work is incidental to each respective pay item.

PART 4 – MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT

A. Barbed Wire, pay item 323113-1: The quantity to be measured shall be the linear feet of 3-strands of barbed wire along the top of the chain link fence at a 45° slope out-ward, measured on the ground along the fence line. Barbed wire shall also be in-stalled on all single and double gates. Payment will be made for actual quantity (AQ) of completed barbed wire along the chain link fence and along the gates as accepted by the CO, except for the cantilever gate. The measurements shall be tak-en between the centers of the posts.

B. Barbed Wire on Cantilever gate, wire ties, sleeve connectors, and brace rails will be paid as a lump sum in separate bid items (pay items 323113-2 through 323113-4).

Barbed wire on Cantilever gate shall be of 3-strands of barbed wire along the top of the chain link fence at a 45° slope outward.

4.2 BASIS OF PAYMENT

A. Payment will be made under:

PAY ITEM DESCRIPTION PAY UNIT

323113-1 Provide and Install Barbed Wire (3 Strands) with Barbed Wire Support Arms and Couplings Linear Foot

Sol. No. AG-04R4-S-12-0023

Fencing Upgrades at McKenzie River Ranger District 323113 - 4 Chain-Link Fences and Gates

323113-2 Provide and Install Barbed Wire (3 Strands) for Cantilever Gate with Barbed Wire Support Arms and Couplings Lump Sum

323113-3 Provide and Install Wire Ties Lump Sum

323113-4 Provide and Install Two (2) Sleeve Connectors and One (1) Brace Rail Lump Sum

END OF SECTION 323113

Sol. No. AG-04R4-S-12-0023