ATTACHMENT 1 -SOW Building 45.pdf

Statement of Work

Repair Roof for Bldg. #45 with Bio Based Roof Coating

Asset #: 640200B045

USDA-ARS

Stoneville, Mississippi

Prepared by:

Roger Bright 30 March 2020 Reviewed by:

Kevin Magee 31 March 2020

Table of Contents

Statement of Work Page 3

Contractor Responsibility Page 4

Project Contacts Page 5

Pictures Pages 6 thru 11

Manufacturer Specifications Pages 12 thru 25

Sample Warranty Pages 26 & 27

Statement of Work: Furnish and Apply Bio Based Roof Coatings for Building #45 metal roof. This project is located at USDA-ARS in Stoneville, MS.

Project Objective:

Base Bid – Contractor will furnish and apply Bio-Based roof coatings system and all applicable products on Bldg. #45 metal roof. The roof measures approximately 7,400 SF which includes additional surface area due to corrugations, per manufacturer application recommendations. Contractor shall provide a 10-Year Manufacturer Limited Warranty.

Site Visit:

Bidders are encouraged to visit the site and be escorted by a Government representative to confirm location, dimensions, and conditions of the project before a bid is submitted. The site visit shall be for the purpose of observing firsthand any conditions relevant to the completion of this project. No consideration will be given to claims based on lack of knowledge of existing conditions, except where contract documents make definite provisions for adjustment in cost or extension due to existing conditions not readily foreseeable.

Utilization of Bio-Based Products: The contractor shall utilize products and material based from bio-based materials, (e.g. bio-based greases; bio-based hydraulic fluids, bio-based absorbents), to the maximum extent possible without jeopardizing the intended end use of detracting from the overall quality delivered to the end user. All supplies and materials shall be of a type and quality that conform to the applicable Federal Specifications and Standards. All supplies and materials to be used in the performance of work described herein are subject to the approval of the Government representative (COR). Products can be found at:

https://www.biopreferred.gov

Safety: The contractor will submit a Site-Specific Safety Plan (SSSP)/Accident Prevention Plan in industry recognizable format to the Contracting Officer within 14 days of contract award. The Government shall review the SSSP prior to the beginning any construction activities. SSSP shall be reviewed by the Government before construction work commences. SSSP shall be in typically accepted industry format.

Base Bid: Provide all material, labor, and equipment in order to apply coating system to Building #45 metal roof with Bio-Based products. Building #45 is a single-story building and has a corrugated metal roof that measures approximately 7,400 SF which includes additional surface area due to corrugations,

(4) Skylights, (12) Vents, and (2) Solar Panels. Solar Panels to be removed by USDA and Contractor shall protect, and is responsible for, all existing wiring and connections from damage during the work. The Bio-Based Product shall be ARChitectural Roof Coatings Liquid Bio TPO system, or approved equal, TPO Bio Cleaner, TPO Bio Rust Inhibitor, TPO Bio Primer, TPO Bio Dab-It, TPO Bio Seam Sealer, TPO Bio Flashing Grade, and 4”- 6” Polyester Reinforcing Fabric. All coatings and associated materials are to be applied per manufacturer recommendations and Contractor shall provide a 10-Year Manufacturer Limited Warranty.

https://www.biopreferred.gov/

Contractor Responsibility:

1. Contractor will verify all dimensions and site conditions prior to beginning work.

2. Contractor will perform the work as listed in the above outlined Base Bid.

3. Contractor shall keep work area clean daily and take measures to control debris while work is being performed.

4. Contractor is required to manage the project and consult with the Government prior to beginning all work phases.

5. All work must be performed in such a manner as to not adversely affect daily operations of the facility, its workers, and the onsite facility operations.

6. Contractor must always have a superintendent on the job while working on this project.

7. Contractor will provide their own restroom facility.

8. Contractor will remove all demolished material and debris from the worksite and dispose off-site.

9. Contractor is responsible for unloading their equipment and materials. The use of Government personnel and equipment is prohibited.

Material / Submittals:

The material for the entire work shall include but is not limited to those detailed above necessary to successfully complete the project and deliver a functioning system as required. Submittals on all material, including shop drawings and specifications, used on this project shall be submitted to the EPM and Contracting Officer as noted in this document. Electronic submittals are acceptable, otherwise three hard copy submittals are required.

Installation Procedure:

Application Steps: Contractor will pressure wash entire metal roof using Liquid TPO Bio-cleaner, treat rusted areas with Liquid TPO rust inhibitor, prime entire roof using Liquid TPO Bio Primer, dab all fasteners using Liquid TPO Dab-it, install 4” polyester mesh on all vertical and horizontal seams laying the polyester in using Liquid TPO Bio coating grade. After coating grade has dried, finish with Liquid TPO Bio seaming grade. Seal in all pipes/curbs with 6” or 4” polyester mesh with Liquid TPO seam sealer or flashing grade. Coat entire metal roof with 3 gallons per 100 SF in a multiple-pass application with Liquid TPO Bio White Coating. Allow roof to dry for a minimum of 48 hours. Coat Skylights with Hydro- Shield Skylight Coating with 6 gallons per 100 SF, multiple passes required, and same day application is allowed for skylight coatings. Contractor to follow all Manufacturer Application Recommendations.

Contractor will verify all dimensions and site conditions prior to beginning work. Contractor will schedule the work between working hours as listed below. Contractor is required to provide labor, specified material, equipment, and other tools required to perform the job fully and completely. No Government equipment will be available for use by the contractor. The contractor shall always be responsible for protecting his work and ensuring the safety of his crew and ARS employees. Upon completion of the project, the contractor shall remove from the premises all accumulated materials and rubbish caused by the project. Premises shall be left in a clean, orderly, and acceptable condition.

Damage to Property:

Any damage to the Government buildings, utilities, etc. caused as the result of the contractor’s activities shall be repaired or replaced to the satisfaction of the Government.

Inspection and Acceptance:

A Government representative shall inspect and approve the work performed on this project. The Contractor shall schedule inspection a minimum of 10 days in advance, in writing, to the Contracting Officer.

Project Schedule:

The completion of this project shall not exceed 60 days from date of Notice to Proceed. A request for time extension must be submitted to the Contracting Officer in writing. Each request must include specific and detailed reasons in support of the schedule alteration.

Work Hours:

Contractor work hours shall be Monday through Friday, seven (7) A.M. to four (4) P.M. with the exception of Government holidays. Any changes to work schedule shall be submitted to Contacting Officer for written approval prior to schedule change.

Project Contacts:

Ms. Carlean Horton, Administrative Officer (AO)

USDA, ARS Jamie Whitten Delta States Research Center 141 Experiment Station Road Stoneville, MS 38776 Phone: 662-686-5424 (Office) Email: carlean.horton@ars.usda.gov

Mr. Kevin Magee, Area Engineer Engineering Project Manager

USDA, ARS SEA Facilities Engineering 141 Experiment Station Road Stoneville, MS 38776 Cell: (662) 662-5289 kevin.magee@ars.usda.gov

Mr. Roger Bright, USDA-ARS Contractor

P.O. Box 38, 141 Experiment Station Road Stoneville, MS 38776 Office: (662) 686-3072 roger.bright@ars.usda.gov

Contracting Officer, to be determined mailto:carlean.horton@ars.usda.gov mailto:kevin.magee@ars.usda.gov mailto:roger.bright@ars.usda.gov

Pictures:

Bldg. #45 Location

Bldg. 45 Roof Dimensions

Bldg. #45, South Roof

Bldg. #45, Middle Roof with Exhaust Fan

Bldg. #45, North Roof with Solar Panels and Skylights

Bldg. #45, North Roof with Solar Panels and Skylights

Roof Coating System

Part 1—Products

1.1 Manufacturer

A. Manufacturer of the product shall be:

Ace Roof Coatings, Inc.

DBA : Architectural Roof Coatings

4821 Grisham Drive

Rowlett, TX 75088

972-864-0240 info@arcroofcoat.com

1.2 Product

A. Roofing system products must meet the requirements of the United States Department of Agriculture (USDA) Bio-Preferred Program.

B. Basis of Design System:

Final Roof Coating Product Name: Liquid TPO® BIO Coat, 28% bio-based Color: White Thickness: 39 mils (finished thickness)

HP Primer Product Name: Liquid TPO® BIO HP Primer, Color: Yellow

Rust Inhibitor/Primer Product Name: Liquid TPO® BIO Rust Inhibiting Primer, 47% bio-based Color: Yellow

Asphalt Satinblocker Product Name: Liquid TPO® BIO Stainblocker, 52 % bio-based Color: Aluminum/Gray

Seam Sealer Product Name: Liquid TPO® BIO Seam Sealer, 40% bio-based Color: White

Flashing Sealant Product Name: Liquid TPO® BIO Flashing Grade 32% bio-based Color: White

Reinforcement Fabric Tape Product Name: Reinforcement Fabric: Polyester Width: 2 inch, 4 inch, and 6 inch

Fasteners Sealant Product Name: Liquid TPO® BIO Dab-It 30% bio-based Color: Yellow

C. Liquid Materials: Do not use liquid materials from previously opened containers.

Part 2—Execution

2.1 Delivery, Storage, and Handling

A. Deliver all materials in sufficient quantities so as not to cause delays in application of the roofing system. Contractor shall reject damaged materials not conforming.

Rejected materials shall be removed immediately from the job site and replaced at no additional cost to the owner.

B. Deliver roofing materials to Project site in original containers with seals unbroken and labeled with manufacturer's name, product brand name and type, date of manufacture, and directions for storing and mixing with other components.

C. Store liquid materials in their original undamaged containers in a clean, dry, protected location and within the temperature range required by roofing system manufacturer. Protect stored liquid material from direct sunlight.

D. Provide adequate ventilation, protection from hazardous fumes, overspray potential to workers and Contractor personnel in close proximity of site applications.

E. Discard and legally dispose of liquid material that cannot be applied within its stated shelf life.

2.2 Project Conditions

A. Weather Limitations: Proceed with installation only when existing and forecasted weather conditions permit roofing system to be installed according to manufacturer's written instructions and warranty requirements.

B. Protection of building and occupants

1. All surfaces not to receive system specified shall be protected from overspray hazard i.e. windows, doors, exterior and vehicles. Protective coverings shall be secured against wind and shall be vented if used in conjunction with applications preventing collection and moisture.

2. Contractor is to post signs noting potential overspray hazard within 400’ of applications.

3. All air intake ventilation equipment shall be turned off to prevent fumes from entering building.

4. Surfaces damaged during application shall be restored at no expense to the owner.

C. Substrate: Proceed with work as specified only after substrate preparation, and detail work has been completed.

D. Equipment: All equipment used during operations shall be located so as not to adversely affect the daily operations or endanger occupants, structure or materials on-site. All spray equipment must be grounded during operations.

2.3 Examination

A. Examine substrates, areas, and conditions for compliance with the following requirements and other conditions affecting performance of roofing system:

1. Verify that existing substrate is visibly dry and free of moisture according to manufacturer’s approved method.

2.4 Roof Coating System Application

The following are minimal requirements for applying the roof coating system. Subcontractor shall follow manufacturer’s recommendations for applying the system. The more stringent process shall govern. If there is a conflict of process, the Contractor shall be notified immediately.

2.4.1 Preparation

A. Remove heavy deposits of dirt, leaves and other debris from the roof using broom or air blower. Inspect the entire roof surface and flashings for any open seams, tears, cuts, etc. Repair any discovered flaws so water is not blown in during the cleaning process.

B. Tighten all roof panel screws. When screws cannot be tightened and are stripped, replace with neoprene washer oversize screws.

C. Using potable water, use a commercial power washer >3,000 psi (20.69 MPa) with an oscillating nozzle to remove silicone, asphalt and other debris. Work away from and then back towards roof gutters. After cleaning the roof, ensure no dirt or debris is present.

D. Biological Control: Areas of algae, mildew or fungus on the roof existing coating shall be treated with a solution of 1-part household bleach and 3 parts water, followed by a power washer rinse using clear potable water.

E. Drying: Allow surfaces to thoroughly dry to prevent blistering. Examine roof to assure that residual water has completely dried before proceeding.

F. Clean overspray and spillage onto the building walls.

2.4.2 Installation

A. Primer: Treat any areas showings signs of rust with Liquid TPO® BIO Rust Inhibitor Primer.

B. Primer: Prime all of roof surface with Liquid TPO® BIO HP Pimer at 0.5 gallons per 100 s.f.

C. Apply Liquid TPO® BIO Stainblocker to any remaining asphalt products at a rate of

1.5 gallons per 100 sq. ft.

D. Tape Panel Seams Verticals: Apply polyester reinforcement fabric tape to vertical roof panel seams running from gutters to roof peak:

1. Apply Liquid TPO® BIO Coat, by brush, directly to roof panel seams (up to the side of the fastener) at the rate of 1 gallon per 100 sq. ft.

2. While Liquid TPO® BIO Coat is still wet, embed (hand brush) 2 inch wide fabric tape along seam continuously from gutter to roof peak. Allow to dry.

3. Over coat the vertical seams with Liquid TPO® BIO Seam Sealer at a rate of 2 gallons per 100 sq. ft. Allow to dry.

E. Sealing Roof Penetrations: Triple seal roof penetrations using fabric reinforcement, 6 ” wide and Liquid TPO® BIO products.

1. Apply Liquid TPO® BIO white coating, by brush, directly to roof panel and vertical penetration metal at the roof penetration at the rate of 1 gallon per 100 sq.ft.

2. While Liquid TPO® BIO white coating is still wet, embed (hand brush) 6 inch wide fabric tape along seam continuously between roof panel and vertical roof penetration. Allow to dry.

3. Over coat the seam with Liquid TPO® BIO Seam Sealer at a rate of 2 gallons per 100 sq. ft. Allow to dry.

F. Tape Panel Seams Horizontals: Apply polyester reinforcement fabric tape to Horizontal roof panel seams.

1. Apply Liquid TPO® BIO Coat, by brush, directly to roof panel seams (up to the side of the fastener) at the rate of 1 gallon per 100 sq.ft.

2. While Liquid TPO® BIO Coat is still wet, embed (hand brush) 4 inch wide fabric tape along seam continuously. Allow to dry.

3. Over coat the vertical seams with Liquid TPO® BIO Seam Sealer at a rate of 2 gallons per 100 sq. ft. Allow to dry.

G. General Roof Repairs: Any other roof repairs shall be done in the same process as the Sealing Roof Penetrations.

H. Sealing Fasteners: Apply Liquid TPO® BIO Dab-It sealant to all roof panel screw heads and any other fasteners.

I. Custom repair: Seal in custom metal panel repair by going all around metal repair with 4 inch wide fabric tape following the same procedures in section E.

J. Roof Coating:

1. All of the above applications shall be dry before proceeding with applying the roof coating.

2. Apply Liquid TPO® BIO Coat in multiple coats until 3-gallons per 100 square foot has been applied.

3. Coat all surfaces including ridge cap and flashing.

Avoid breathing fumes and prolonged contact with skin. Do not ingest. Keep of product and container in accordance with local disposal codes.

DAB - IT is a proprietary blend of flashes leaving a non-breathing, forms a water-repellent surface that over with other ARC

This is designed to metal fasteners to seal every fastener from water penetration

Surface to be treated must be clean and dry. If necessary, be applied with a

° F and rising. Apply when no moisture or dew is present.

Once DAB - IT is applied over fastener, turn disposable applicator clockwise 1 full turn, then turn counter clockwise

Weight % +/- Volume % +/-lbs. per gallon +/-

Biodegradable citrus cleaning products or coating . This acrylic coating may be dried by ambient coated pply at a rate of

No application of material shall commence during inclement weather or when precipitation is imminent. No thinning of materials is permitted.

A. No application of material shall commence during inclement weather or when precipitation is imminent. No thinning of materials is permitted.

B. No materials shall be applied to wet, dirty, or frozen surfaces.

C. No materials are to be applied at temperatures below 400F.

D. No materials are to be applied at ambient air temperatures above 1000F.

E. No materials are to be applied above at relative humidity levels above 88%.

F. Do not spray unless roof surface temperature is 5 degrees above dew point.

G. Application shall not commence until all other trades are off the roof.

H. In conjunction with the final inspection, all debris, containers, materials, and equipment is to be properly removed from the job site. Grounds are to be cleaned, undamaged, and acceptable to the owner.

I. Reflectivity of coatings will not be effective if roof surface is not cleaned on a regularly scheduled basis.

J. Owner to perform general roof maintenance as described on 2nd page (or reverse side) of Manufacturer issued limited warranty.

-END-

ARC

10 YEAR MATERIAL

WARRANTY

Customer: Contractor:

Job Location: Completion Date:

ARC warrants that its products are free from defeats in materials.

ARC will supply sufficient materials for your product replacement in the above referenced project if ARC materials are proven defective during a period of ten (10) years from the date of acceptance of work provided application conditions; design and installation are in accordance with our published specifications.

ARC must be made aware in writing of any problem(s) within two

(2) weeks of discovery in which to conduct an inspection by a qualified ARC representative to determine if product is defective.

ARC will not be liable or responsible for any damages to the building or personal property or to the injury of individuals for any direct or indirect or consequential expense or damage from the use of ARC products. This is ARC sole warranty with respect to its products. ARC makes no other warranty of any kind whatsoever, expressed or implied, and all implied warranties of merchantability and fitness for a particular purpose which exceeds this obligation are hereby disclaimed by ARC and are excluded. This warranty is limited to the written Product Data Sheets as provided on each product by ARC. Read the Product Data Sheet for complete warranty coverage.

Gregory R. Cole Warranty No. Date Authorized Signature

ARC

48 21 GRISHAM DRIVE, TOWLETT, TEXAS 75088

972-864-0240 OR FAX 972-200-4419

Customer: Contractor: