A04_-_140L1723Q0010-Statement_of_Work.docx

United States Department of the Interior

BUREAU OF LAND MANAGEMENT

Royal Gorge Field Office 3028 E. Main Street Cañon City, CO 81212

FIREBOX ROAD CATTLE GUARD INSTALLATION

STATEMENT OF WORK

Formerly Section 02879 Welded Steel Cattle Guards; last technical update 07/00.

Options within paragraphs are identified by enclosure in brackets; blank spaces enclosed by brackets [_____] provide for information to be inserted, as appropriate, to individual projects.

TO AVOID CONFLICTING REQUIREMENTS AND COSTLY MISTAKES, the specifier must edit (delete, substitute or add to the text). The remaining paragraphs must be renumbered.

DELETE FOR FINAL COPY: Notes to the Specifier, all [brackets], underlining, boldface, and italics, within the paragraphs; and this page.

The Guide Specifications are intended to be continuously reviewed and revised. User’s technical comments are appreciated. Also, other related or similar specification that are written “from scratch” that could benefit others, or other questions can be sent to NSTC A/E Group, ST 110, or call (303) 987-6868.

Prior to editing the BLM Site and Infrastructure specification sections (civil specifications) review the “General Editing Instructions for BLM Specification Sections”. These documents are available on the BLM Sharepoint site.

GENERAL

SUMMARY

Contractor will be required to install (3) cattle guards on land owned and managed by the Bureau of Land Management in Northwest Fremont County, CO (See Vicinity and Project maps). All materials (steel cattle guards, steel wings, timber foundations) will be furnished by the government and available for pickup in Canon City, CO.

Section Includes: Installing Governmentfurnished cattle guard grids, bases and foundations, and accessories.

Usually retain first subparagraph below if using softwood lumber.

MEASUREMENT AND PAYMENT

When a “lump sum” contract is used, delete this article. Measurement and payment will be addressed in Section 011000 SUMMARY. When not a “lump sum” contract, select applicable phrases; use the “no measurement” phrase when none of the pay items in this section are included in the bid schedule.

Method of Measurement: The work described in this section will be measured and paid for as numbers of units for the Pay Items shown.

When not a "lump sum" contract, select applicable phrases; use the “no direct payment” phrase when none of the pay items in this section are included in the bid schedule. When not a “lump sum” contract and payment is to be made under this section, select applicable pay items. Do not change the pay item number. When government-furnished property is specified for pay items, the letter suffix GF will be added after the item number.

Basis of Payment: Prices and payment will be full compensation for the work described in this section. Payment will be made under:

EXECUTION

PREPARATION

Clearing: Section 311100 Clearing and Grubbing.

Excavation and Backfill: Initial excavation for cattle guard bases may be made with power equipment, but over excavation shall be avoided. Over-excavated areas shall be backfilled. Drain the area to prevent water from pooling within the excavation. Place backfill in layers not exceeding 6-inches (150 mm) thickness, and mechanically or manually compact each layer before placing the new layer. Where applicable, a waterbar will be installed on the uphill side of the cattleguard.

INSTALLATION

Timber Foundations: Install timber foundations as shown on drawings perpendicular to road.

Cattle Guards: Government provided cattle guard grid will be placed level on timber foundations, set 2”-3” above existing road grade.

Wings: Securely bolt the end wings to the adjacent fence, as shown on the drawings.

Backfill: After installation, backfill and compact the cattle guard with approved specified material [compacting it to 95 percent of the maximum density according to AASHTO T 99, Method C,] and finish the road surface, sloping gradually to the surface of the cattle guard grid.

BID SUBMISSION:

image1.png image2.png