SOW Roof Replacement5-13-10.doc

Solicitation No. AG-95CV-S-10-0012

Replace/repair deteriorated roof systems, Bldgs 102 & 103, Aberdeen, ID

STATEMENT OF WORK

1.0

CONTRACT PROJECT:

1.1 Project Number:

ARRA-01

1.2 Project Title: Replace/repair deteriorated roof systems, Buildings. 102 & 103, Aberdeen, ID 2.0

PROJECT CONTACT PERSONS:

2.1

CONTRACTING OFFICER (CO):

Louise Snitz, Contracting Officer

USDA, ARS, PWA

800 Buchanan Street Albany, California 94710 Phone: (510) 559‑6022

FAX: (510) 559-6023

Email: Louise.Snitz@ars.usda.gov 2.2

ENGINEERING PROJECT MANAGER (EPM):

Adam Salvadalena (EPM)

USDA, ARS, PWA

800 Buchanan Street

Albany, California 94710

Phone: (510) 559‑6002

FAX: (510) 559-6495

Email: Adam.Salvadalena@ars.usda.gov

2.3

CONTRACTING OFFICER’S REPRESENTATIVE (COR)

John Rutger (COR)

USDA, ARS, PWA, LSS

1691 S 2700 W

Aberdeen, Idaho 83210

Phone: (208) 397-4162 Ext. 200

FAX: (208) 397-4165

Email: John.Rutger@ars.usda.gov 2.3

RESEARCH PROGRAM REPRESENTATIVE (RPR):

Dr. Michael Bonman, RL

USDA, ARS, PWA, LSS

1691 S 2700 W

Aberdeen, Idaho 83210

Phone: (208) 397-4162 Ext. 108

Email: mike.bonman@ars.usda.gov 2.4

AREA SAFETY AND HEALTH MANAGER (ASHM):

Alvin Humphrey, ASHM

USDA, ARS, PWA

800 Buchanan Street

Albany, California 94710

Phone: (510) 559‑6024

FAX: (510) 559-5666

Email: Alvin.Humphrey@ars.usda.gov

3.0 SCOPE OF SERVICES:

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

3.1 Building 102, Headhouse: Gabled asphalt shingle roof to be replaced with new fiberglass asphalt shingle roof system, replacing any existing gutters and fascia. Approximately 3,500 square feet. 3,500. The color shall match existing roofs.

3.1.1 Basis of design: Roofing product shall be Timberline Prestique Lifetime or equivalent. The salient characteristics are listed in 3.1.2 through 3.1.6.

Provide bio-based products, if available.

he salient characteristic are listed in 3.1.2 through 3.1.6.

3.1.2 Roofing system shall be include:

3.1.2.1 Lifetime ltd. transferable warranty

3.1.2.2 130 mph ltd. wind warranty

3.1.3 Install new underlayment

3.1.4 Install new vented ridge cap

3.1.5 Roofing system shall conform to the following standards:

3.1.5.1 Listed Class A Fire – UL 790

3.1.5.2 Passes ASTM D7158, Class H

3.1.5.3 ASTM D3018 Type 1

3.1.5.4 ASTM D3161 Type 1, Class F4

3.1.5.5 ASTM D34625

3.1.5.6 ASTM F 1667 for fasteners

3.1.5.7 ASTM D 226 Type I or II, ASTM D 4869 Type I or II, OR ASTM 6757 , for underlayment

3.1.6 Roofing system shall include the following:

3.1.6.1 Approximately 78 Pieces/Square, Approximately 4 Bundles/Square, 5" exposure

3.1.6.2 Approximately 312 Nails/Square

3.1.6.2.1 Must be a minimum of No. 12 gage galvanized, stainless steel or aluminum Alternate roofing system: A single-ply metal replacement roof, with a 30-year warranty, may be provided. Provide complete product descriptive literature.

3.2 Building 103, 28 x 64 Modular: Low slope roof to be coated with a primer coat, patch coat at applicable locations, and a final coat.

3.2.1 Basis of design: Roofing product shall be Bio-based TKO Roof Coatings’ Metal 1-kote, or equivalent. The salient characteristics are listed in 3.2.2 through 3.2.7.

3.2.2 Coating shall be white in color, with the following properties as evaluated by CRRC:

3.2.2.1 Solar Reflectance: 78.20

3.2.2.2 Thermal Emittance: 0.830

3.2.3 Roof coating system shall conform to the following standards:

3.2.3.1 Bio-based content: minimum 31% (ASTM D 6866-04)

3.2.3.2 Mold, algae, bacteria resistance: No growth

3.2.3.3 Flash point greater than 140° F.

3.2.3.4 VOC compliant, less than 250 grams per liter.

3.2.3.5 Fire rating: Class A over non-combustible substrate (ASTM E-84-04).

3.2.4 Roof surface preparation shall include the following:

3.2.4.1 Inspect roof and highlight all problem areas, including leaks, failing seams or joints, blisters, cracks, failing coatings, and loose fasteners. Check all penetrations, equipment mountings, drains, roof vents, and chimneys. If moisture is present in the roof system, all wet material must be removed and replaced before coating.

3.2.4.2 The surface shall be clean, sound and dry. Power wash the roof using 3000psi with a TSP or bleach solution to remove all loose, flaking material, including old coatings, caulk and patching material, loose gravel, mold, mildew, algae, grease, dirt and debris. Rinse roof thoroughly and let dry.

3.2.4.3 Remove all the excess (flapping) areas of the round patches that are present on the roof’s surface. Make sure the round patches are securely fastened to the substrate once the extra material has been cut away.

3.2.5 Apply Primer to the ridge cap where the previous applied asphalt and elastomeric coating is present. Primer shall be used around each vent and chimney extrusion.

3.2.5.1 The primer shall dry for 4-6 hours before applying patch or final coats

3.2.6 Patch all cracks, joints, seams, flashings, penetrations, leaks, breaks, and problem areas on the roof using Metal-patch or equivalent and Tuff-glass fabric.

3.2.7 Apply one coat of coating to the entire roof surface using a brush, foam roller or airless spray equipment.

3.2.7.1 Application thickness should be 40 wet mils, requiring an estimated gallon per 30 square feet.

3.2.7.2 Apply when air and surface temperature is between 40˚-100˚F, and relative humidity is under 85%. Do not apply in direct sunlight, as the coating may skin over too quickly.

Alternate coating. such as Urethane, or similar acrylic coating, with 10-year warranty, may be provided, Provide complete product descriptive literature.

3.3 Construction shall comply with the requirements of ARS Facilities Design Standards Manual 242.1, ARS Energy Management Plan 134.2 and all other applicable federal, state and local code requirements as well as current industry standards, (i.e. UBC, UPC, NFPA, UL, ASTM, ACI, NEC, NEMA. etc,) and health and safety codes, in effect at the time of contract award. ARS Design and construction manuals can be found on the website under “P&P and Manuals” at www.ars.usda.gov/afm2/ppweb/.

4.0 PROJECT REQUIREMENTS:

The Contractor shall be responsible for verifying site conditions, making quantity take offs, obtaining accurate measurement of existing conditions, and performing any act or operation which may be necessary to properly bid the work and complete the same as depicted and specified. Failure to verify the existing site conditions shall not relieve the Contractor of the responsibility to complete the work as required.

4.1 The contractor shall dispose of existing roofing materials.

4.1.1 The contractor shall provide full documentation on the life-cycle costing of using a cool roof product at building 103.

4.2 In addition the Contractor shall:

4.2.1 Supply all drawings and permits needed for this project.

4.2.2 Coordinate the site investigations and site work with the COR and RPR. Construction shall be managed to provide minimal impact to the researchers and the greenhouses.

5.0 GENERAL REQUIREMENTS:

5.1 Permits: Where governing regulations and imposed codes and standards require notices, permits, licenses, inspections, tests, and similar items or actions in order to lawfully proceed with the required work, Contractor shall obtain items and take those actions in accordance with the regulations of the governing authority. The costs of such permits, licenses, inspections, etc., are the obligation of the Contractor.

5.2 Installation: It shall be the responsibility of the Contractor to complete work in accordance with the manufacturer’s recommendations and Industry Standards. Additional procedures and materials may be required than is indicated herein. If any item specified herein conflicts with applicable codes and recommendations, the Contractor shall bring it to the attention of the Contracting Officer for immediate resolution.

5.3 Submittals: Manufacturer's descriptive literature/shop drawings for all materials shall be submitted to the CO for review. The descriptive literature/catalogue cuts shall be annotated/highlighted with sufficient clarity so as to identify the products proposed for this project and show its conformance with contract requirements. Submittals are required for all materials, including coatings, underlayment, bituminous material, etc. Also submit:

(a) Contractor’s construction schedule

(b) List of subcontractors.

(c) Product data

5.4 Quality Control: The work performed under this contract shall be subject to continuous audit by the COR. Quality control is the exclusive responsibility of the Contractor.

5.5 Protection of Work and Property/Safety Requirements:

(a) The Contractor shall protect the work, the site, and all existing property and structures within the limit of construction activities or that may be affected thereby until acceptance of the work. Any damage to property shall be repaired at the Contractor’s expense, to pre-damaged condition to the satisfaction of the COR.

(b) Safety and health matters, as they relate to the work, are the exclusive responsibility of the Contractor. The Contractor shall furnish, erect, and maintain barricades, warning lights, signs, guards, or take other precautions as may be required by law or local authorities for protection and security.

5.6 Temporary Facilities:

(a) Temporary utilities (water and electricity) may be furnished to the Contractor by the Government, if available and, if requested. Contractor shall maintain and protect all such utilities during the course of construction and shall repair or replace any items damaged through is own negligence.

(b) Should the Contractor require any power or utility shutdown during construction, he shall receive approval for such shutdown from the COR three working days prior to this need.

5.7 Materials and Equipment:

(a) The material and equipment to be furnished under these contract documents shall be the standard products of manufacturers regularly engaged in the production of such materials and equipment and shall be the manufacturer's latest standard design.

(b) All materials and equipment to be incorporated in the work shall be handled and stored by the manufacturer, fabricator, supplier and Contractor before, during and after shipment in a manner to prevent warping, twisting, breaking, chipping, rusting and any injury, theft or damage of any kind whatsoever to the materials and equipment. All materials and equipment furnished by Contractor shall be subject to inspection and approval by the CO/COR.

5.8 Cleanup: The construction site shall be kept clean and free of debris at all times. Upon completion of project, and prior to final inspection, the Contractor shall remove from the premises all unused material, trash, and debris resulting from the work to the satisfaction of the COR.

5.9 Warranty: Submit data concerning the standard one year warranty for workmanship, including the warranty period (dates), and warranty contacts with names, addresses and telephone numbers.

(a) Extended Equipment/Product Warranties: Obtain and furnish to the Contracting Officer all written warranties for equipment/products that have extended warranties (warranty periods exceeding the standard one-year warranty) furnished under the contract. The warranty period shall begin on the same date as project acceptance and shall continue for the full/product warranty period. The warranties shall be fully executed and delivered to the Contracting Officer prior to final acceptance of the facility.

5.10 Final Payment/Contract Closeout: The following submittals are REQUIRED PRIOR TO FINAL PAYMENT.

(1) General and Subcontractors one (1) year warranty on work.

(2) All warrantees from manufacturers covering equipment.

(3) O&M manuals for any equipment.

(4) As-built drawings.

6.0 PROJECT SCHEDULE:

6.1 60 Calendar days from Notice to proceed.

7.0 ATTACHMENTS:

Pictures

END OF SECTION

Building 102 Photos, “Headhouse”

Building 103 Photos, “28 x 65 Modular”