Att 02_SOW and Specifications (250515).pdf

KAWISHIWI GARAGE ROOF

REPLACEMENT PROJECT 2025

SPECIFICATIONS

SUPERIOR NATIONAL FOREST

ST. LOUIS COUNTY, MINNESOTA

Background

The Kawishiwi Ranger District within the Superior National Forests has a need to replace its fleet garage roof located in Kawishiwi, MN. The roof has been leaking in several different locations during spring melt and rainfall events.

PART 1 GENERAL

1.01 SUMMARY

A. Description of Work:

1. Work Covered by Contract Documents:

a. Provide for and furnish all labor, superintendence, materials, tools, equipment, transportation, certificates, insurance, temporary protection, and other items designated under provisions of this contract necessary to completely reroof with new materials the roof at the following location:

Kawishiwi District Office 1393 Highway 169 Ely, MN 55731

b. The project shall consist of removing all existing asphalt shingle roofing, underlayment materials, vents, drip edge, valley flashing, rotted fascia etc.

and removal and proper disposal of all debris from the sites. The contractor shall inspect with the COR (Contracting Officer’s Representative) all existing conditions of the roof. Contractor is to supply sufficient decking material to repair 96 square feet of plywood roof deck where needed. If new substrate boards and/or framing more than 96 square feet is required, the COR shall prepare a change order for CO approval prior to any change order work being performed. Contractor shall provide and install ice and water shield, felt, drip edge, shingles, sheathing clips, and incidentals needed to provide a finished project. New roofing materials shall not be installed on defective or rotten members. The deck must be smooth, dry, and free of surface imperfections when the new roofing materials are applied. Repairs, if any, shall be made to the existing roof surface to ensure an adequate substrate for the new roofing.

Manufactures application instructions shall be followed. All exposed roofs must be covered every night and in bad weather to protect the roof boards and structure underneath. See below for a more detailed explanation for the Description of Work and the Estimated Quantities.

Specifications

Contract to be completed by: 90 days after the award of the contract.

Hours of operation are limited to Monday-Friday from 8 a.m. and 4:30 p.m.

No work shall be performed on a Federal holiday.

All work shall meet Manufacturers Specifications, the 2021 International Building Codes, and Forest Service Specifications. In the case of conflict use the requirement which is more protective. Copies of manufacturers product specifications and installation instructions shall be submitted to the CO prior to the start of work.

All work shall be performed in compliance with OSHA Regulations.

Work area shall be cleaned up at the end of each workday. Sidewalks shall be cleaned of debris continuously. A magnet shall be used to remove all nails/staples from the grounds daily and at the end of the project.

All employees working on project shall be paid in accordance with applicable Department of Labor Regulations Davis Bacon Wages which are attached to this bid package.

Remove all existing roofing material from the roof down to the roof deck to correctly install the new roofing material. Disposal of ALL debris from the project shall be at the Contractor’s expense and shall be disposed of in a licensed landfill or recycling facility. A copy of the receipt(s) shall be provided for the CO’s records.

Inspect substrate and framing and bring to the attention of CO any problems. Do not install any new roofing products until approval is received from CO or designated inspector/representative.

Shingles will only be permitted to be installed in a diagonal pattern that corresponds with the manufacturer’s installation instructions.

Preapproved products are listed below. If the contractor chooses to use an “or equal” product, product data sheets must be submitted a minimum of 2 weeks prior to start of work period for review and approval.

Kawishiwi Fleet Garage Roof

Shingles - Manufacturer: GAF, or approved equal.

Line: GAF Timberline UHDZ, Color: Weathered Wood

Ridge Shingles – Timbertex Weathered Wood to cover ridge cap and ridge vent. Ridge shingles shall be the same color and manufacturer as the roof shingles.

Ridge Vent – Manufacturer: GAF Cobra Snow Country or Air Vent Inc. ShingleVent II or approved equal. Ensure existing roof is cut ~ 2” on either side of ridge line and install ridge vent.

Ice and Water Shield – Minimum 55-mil thick. Manufacturer: GAF Weatherwatch Leak Barrier or CertainTeed WinterGuard or approved equal.

Drip Edge - Style 2-5/8” x 1-11/16”, 24 gauge galvanized steel, Style-D, Color: Almond

Underlayment – Synthetic underlayment or 30# felt.

Roof Decking – 5/8” plywood, APA rated roof sheathing: Exterior exposure class, Structural 1, Span rating: 32/16.

Photo Kawishiwi Fleet Garage

KAWISHIWI GARAGE ROOF

ESTIMATED QUANTITIES

STRIP EXISTING ROOFING MATERIALS AND DISPOSAL 1 LS

SHINGLES 113 Square RIDGE CAP SHINGLES 160 Lin. Ft.

RIDGE VENT 156 Lin. Ft.

ICE & WATER SHIELD 20 Square ROOF DECK PROTECTION/UNDERLAYMENT 93 Square DRIP EDGE (2-5/8” x 1-11/16”, Almond) 460 Lin. Ft ROOF DECKING 96 Square Ft

DISPOSAL 1 LS

Photo Kawishiwi Fleet Garage

NOTE:

These ESTIMATED quantities were compiled to give the Contractor an idea of the scope of the work requested. The Contractor shall be responsible for the generation of their own quantities upon which to base their bid to provide a completed roofing system.

Payment:

The quantities shall be paid for as lump sum quantities or by other methods of measure as listed in the SCHEDULE OF ITEMS. Such payment shall be considered full compensation for constructing the complete project in accordance with the plans and specifications. Invoices must be inputted into the IPP System.

Additional Documents required to be prior to final invoice processing are:

Certified Payroll

Contract Release Form

Copy of landfill receipt

Final payment will not be processed until all 3 documents have been received by the

CO.

Site Visit:

A site visit is highly recommended and can be arranged by contacting:

James Anderson 1393 Highway 169 Ely, MN 55731 218-365-2044 James.b.anderson@usda.gov mailto:James.b.anderson@usda.gov