A04_SOW.docx

QUOTE SCHEDULE

Rehabilitate Multipurpose Building at the

Ninigret National Wildlife Refuge (NWR) Rhode Island

ITEM ESTIMATED UNIT TOTAL

NO. DESCRIPTION QUANTITY COST AMOUNT

BASE QUOTE ITEMS

1. Reroof the building as LS $ as specified herein.

2.Power wash and seal the cedar LS $ shingles for the building as specified herein.

3. Install interior light LS $ fixtures.

ADDITIVE QUOTE ITEMS

4. Replace deteriorated plywood 32 SF $______ $ roof sheathing with 4’ by 8’ per SF sheets if required.

* See note 1

5.Replace concrete entrance slab LS $

* Note: 1 The quantity of plywood required is an estimated amount. The Contractor will be compensated for the actual square footage of plywood sheathing installed, with a contract modification.

NAME OF Quoter:_________________________________________________

BY:_____________________________TITLE:__________________

(signature)

ADDRESS:________________________________________________________

DATE:___________________ TELEPHONE NO.__________________

TECHNICAL SPECIFICATIONS

Rehabilitate Multipurpose Building at the

Ninigret National Wildlife Refuge (NWR)

TABLE OF CONTENTS

SECTION TITLE

DIVISION 1 - GENERAL REQUIREMENTS

01010 Summary of Work

01300 Submittals

03300 Concrete

07500 Asphalt Shingle Roofing

07600 Power Wash And Seal Cedar Siding

16000 Light Fixtures

Appendix

Building Pictures

SECTION 01010

SUMMARY OF WORK

1.01 DESCRIPTION OF WORK

1. The work to be accomplished under this contract consists of work required to rehabilitate the multipurpose building, in accordance with this statement of work.

2. The existing asphalt shingle roofing materials shall be removed and disposed of offsite, and new roof shingles installed.

The shingle roof areas measure approximately 7,900 square feet.

Only the roof areas with existing asphalt roof shingles will require new roof shingles. The existing metal roof areas are not a part of the scope of work for this project. Refer to the pictures in the Appendix of this document.

Remove and reinstall the existing solar panels and rails.

3. Pressure wash and seal approximately 6,900 square feet of cedar siding.

4. Remove and replace 4 interior ceiling light fixtures.

5. Remove and replace 16’ wide by 32’ long existing concrete entrance slab with a new 4 inch thick slab on grade, with new 6” thick gravel base.

6. Contractor shall furnish all labor, materials, equipment and incidentals necessary to complete the work in accordance with these specifications.

1.02 LOCATION AND INSPECTION OF SITE

A. It is recommended that prospective contractors visit the site of the work, view the building and talk with Refuge personnel, so they understand the building conditions that they will need to address so the installed roof shingles and flashing around the roof ridge ventilators will be leak free upon completion of the work.

B. Inspection of the building can be arranged by calling Karrie Schwaab at 401 364-9124. The work site is at the Ninigret NWR, 50 Bend Road, Charlestown, Rhode Island.

1.03 FACILITY OPERATIONS

Ninigret NWR will continue operations during the performance of the contract.

The Contractor shall confine their operations to weekdays, Monday thru Friday (holidays excluded), between the hours of 7:30 a.m. to 4:00 p.m. (except for Federal Holidays), unless they have prior approval of the Facility Manager.

1.04 SAFETY

The Contractor shall be responsible for compliance with all Federal, State and Local Safety and Environmental regulations to include provisions of Occupational Safety and Health Administration (OSHA) requirements.

1. CODE OF FEDERAL REGULATIONS (CFR)

b. 29 CFR 1926 Safety and Health Regulations for Construction

1.05 CLEANUP

A. The Contractor shall clean up and dispose of daily, all rubbish and waste accumulation. Contaminated waste shall be disposed of according to regulations.

B. The Contractor shall, at completion of the project, remove tools and equipment, and leave the premises clean.

END OF SECTION 01010

SECTION 01300

SUBMITTALS

1.01 GENERAL

Prior to installation of any item, the Contractor shall submit and receive written approval per the procedures outlined below.

1.02 SUBMITTALS REQUIRED

Prior to the start of work, the Contractor shall submit product literature and information that indicates the furnished products for the project meets specification requirements.

Manufacturer's literature required:

Roofing Materials Cedar siding power wash and sealing materials Light fixtures Plywood sheathing Concrete mix design

END OF SECTION

SECTION 03300

CONCRETE

CONCRETE

PART 1 - GENERAL

1.01 SECTION INCLUDES

A. Cast in place concrete required for slab on grade.

1.02 REFERENCES

A. ASTM C33 - Concrete Aggregate.

B. ASTM C94 - Ready-Mixed Concrete.

C. ASTM C150 - Portland Cement.

D. ASTM C260 - Air Entraining Admixtures for Concrete.

1.03 QUALITY ASSURANCE

A. Perform cast-in-place concrete work in accordance with ACI 301 and as specified herein.

1.04 SUBMITTALS

A. Furnish certification that concrete mix meets specified requirements. Provide items of information as specified under ASTM C94, batch ticket information.

1.05 JOB CONDITIONS

A. Weather Conditions: ACI 305 and 306, Hot and Cold Weather Concreting.

B. Place no concrete on mud, disturbed soil, or frozen surfaces.

C. Maintain site in dry condition during placing and curing operations.

PART 2 - PRODUCTS

2.01 FORMS

A. Conform to ACI 301.

B. Lumber, steel, or other approved material.

C. Premolded joint filler shall be bituminous fiber type, complying with ASTM D-1752.

2.02 CONCRETE MATERIALS

A. Cement: ASTM C150, Type II cement with air-entraining admixture.

B. Aggregates

1. Fine: ASTM C33; natural sand.

2. Course: ASTM C33; crushed stone or gravel, maximum size of course aggregate shall be one inch.

C. Water: Clean and free from deleterious amount of acids, alkalis and organic materials.

2.03 ADMIXTURES

A. Air Entrainment Admixture: ASTM C260.

2.04 CONCRETE MIX

A. ACI 301; Compressive Strength, 28 days, 4000 psi; slump, minimum of two inch, maximum four inches; air entrainment 5-1/2 percent, plus or minute 1-1/2 percent, water-cement ratio shall not exceed 0.45, inclusive of water in the aggregate.

B. Mix concrete and admixtures in accordance with ASTM C94.

C. Addition of water to the mix at the project site must be approved by the Engineer and maximum water/cement ratio shall not be exceeded. The delivery ticket shall be noted with amount of additional water added and submitted to the Engineer.

D. Concrete shall be discharged at the job within one hour after water has been added to the cement and aggregates or cement batched with aggregates.

2.05 REINFORCING STEEL OR FIBER MESH ITEMS

A. Reinforcing steel shall be welded wire fabric 6 X 6, 6/6, conforming to ASTM A 185. Use flat sheets for the welded wire fabric.

2.06 GRAVEL BASE

IMPORTED GRAVEL: Clean local or commercial material consisting of natural or artificial mixtures of natural or manufactured gravels, stone, slag, or sand; free of soil, muck, roots, vegetative and organic matter and debris.

Gravel materials must also meet the following gradation and requirements:

Gradation Requirements for gravel materials:

Sieve Size % passing

0.25 inch 25-70 No. 40 0-30 No. 200 0-7

PART 3 – EXECUTION

3.01 GRAVEL PLACEMENT

Remove existing material to place the 6” thick gravel base, and place and compacted the gravel to 95% of maximum density at optimum moisture content by hand or mechanical tampers.

3.02 FORMWORK ERECTION

A. Install formwork to confine the concrete to be placed.

B. Hand trim sides and bottom of earth forms; remove loose soil.

C. Brace, and support formwork to prevent lateral movement.

D. Provide chairs, and/or supports as required to insure that welded wire fabric will be located at mid depth within the slab.

3.03 PLACING CONCRETE

A. Comply with ACI 301.

B. Concrete shall be well vibrated, rodded or spaded into place to fill all voids and angles to insure dense concrete without voids.

C. Water shall be removed from within forms and excavations before and during placement of concrete.

3.04 REMOVAL OF FORMS AND CURING

A. Formwork may be removed after cumulatively curing at not less than 50 degrees F for 72 hours after placing concrete provided concrete is sufficiently hard and not damaged by form removal operations and provided that curing and protection operations are maintained.

B. Concrete surface shall be protected from loss of moisture by one of the following materials:

1. Burlap cloth made from jute or kenaf, kept moist.

2. Moisture retaining cover, such as polyethlene film.

3. Application of a curing compound, ASTM C309, Type 1, clear liquid, membrane forming. Rate of application is 2 coats, 200 square feet per gallon per coat.

3.05 PROTECTION

A. Immediately after placement, protect concrete from premature drying, excessive hot or cold temperatures, and mechanical injury.

3.06 FINISH

Top surface of concrete shall be broom finished. Sawcut crack control joints at 10’ on center maximum each way, within 8 hours after initial concrete placement.

SECTION 07500

ASPHALT SHINGLE ROOFING

PART_1_‑_GENERAL

1.01 DESCRIPTION OF WORK

A. The work of this Section consists of reroofing the building, including flashings, and roofing shingles. The entire asphalt sections of the roof on the building shall receive new asphalt shingles, underlayment, and flashings.

1.02 SUBMITTALS

A. Flashings, underlayment, shingles, and fasteners, shall be submitted for approval according to Section 01300.

1.03 MEASUREMENTS

A. The Contractor shall check all measurements at the building site and shall be responsible for the dimensions, fitting, and proper attachment of all items being provided.

PART_2_‑_PRODUCTS

2.01 ROOF DECK MEMBRANE

A. Ice and Water Leak Barrier GAF Weather Watch or approved equal shall be installed along the both eaves at a distance of 4 feet, in addition to all rakes and penetrations. Install GAF Deck Armor Premium Vapor Barrier or approved equal on the remaining roof surfaces to provide proper protection of the roof deck substrate.

2.02 SHINGLES

A. Asphalt shingles shall be GAF Timberline HDZ Shingles or approved equal, conforming to the requirements of Underwriters Laboratories, Inc., Class_A,Fire_and_Wind_Resistant_Class H Shingles, ASTM D7158, with a 50 year warranty against manufacturers defects, and a 25-year workmanship warranty. Shingles shall be 39" x 13".

B. Shingles shall be laminated overlay tab square butt strip shingles with self‑sealing tabs, approx. 5" or 6" exposure.

C. Color of shingles shall be selected by the Facility Manager.

2.03 FLASHING

A. Drip flashing shall be aluminum conforming to ASTM B 209, alloy 3003, baked enamel finish, color to match existing flashing, "T" shaped, 0.019" thick.

2.04 FASTENERS

A. Fasteners shall be hot galvanized steel or aluminum sharp‑pointed conventional barbed shank roofing nails (11 or 12 gauge) with minimum 3/8" diameter heads in accordance with shingle manufacturer's recommendations. Nails are to be of sufficient length to penetrate through the existing roof sheathing. Any nails used for fastening or otherwise coming in contact with any portion of the aluminum flashing shall be aluminum or aluminum alloy nails of sufficient length and size for proper completion of the work in accordance with manufacturer's recommendations.

2.05 PLYWOOD SHEATHING

A. Plywood sheathing shall conform to Product Standard PS1 “Construction and Industrial Plywood” and applicable standards of the American Plywood Association. Plywood shall have exterior grade glue for the roof sheathing purposes. Plywood shall match existing thickness assumed to be approximately 5/8” to ¾” thick.

PART_3_‑_EXECUTION

3.01 ROOFING

A. The Contractor shall remove and dispose of the existing asphalt shingle roof system, including underlayment, asphalt shingles, and eave and rake drip flashing.

B. Remove and reinstall the existing solar panels, railings, and accessories after the new roof shingles are installed.

C. Before installation of new shingles and underlayment, the existing roof deck shall be clean and dry and free from all protruding nails. A new membrane layer shall be installed over the entire roof deck.

D. Shingles shall be installed with 2" head lap and approx. 5" or 6" exposure.

E. Install GAF Seal-a-Ridge Hip and Ridge Cap Shingles or approved equal.

3.02 FLASHING

A. Install metal drip edge along the eaves and rakes of the roof to protect the perimeter from wind-driven rain. Eave drip flashing shall be continuous flashing installed under the underlayment along the entire length of the eaves. Each length of eave trim shall be lapped 2" over the preceding length.

B. Rake drip flashing shall be continuous aluminum flashing installed over the felt underlayment from the ridge to the eaves. Each length shall be lapped 2" over the preceding length.

C. Vent flashing shall be installed around all the roof ridge ventilators. Install New Pipe Boots around all plumbing vents.

3.03 FASTENERS

A. Fasteners shall be used in strict conformance with manufacturers' recommendations for roofing materials and flashings.

3.04 INSTALLATION

A. Installation of all materials shall be in strict conformance with manufacturer's recommendations and as approved.

B. Do not apply shingles when air temperature is below 50 degrees F.

END OF SECTION 07500

SECTION 07600

POWER WASH AND SEAL CEDAR SIDING

PART_1_‑_GENERAL

1.01 DESCRIPTION OF WORK

A. The work of this Section consists of power washing and sealing approximately 6,900 square feet of cedar siding.

1.02 SUBMITTALS

A. Provide cedar sealer manufacturers information for approval prior to use.

PART_2_‑_PRODUCTS

2.01 SEALER FOR THE CEDAR SIDING

A. Use Seal It Green company (www.sealitgreen.com) “Total Wood Armor” plant based wood sealer or approved equal.

PART 3 – EXECUTION

1. Power wash the siding with water.

2. Clean cedar with a scrub brush and hose off or use pressure washer to rinse surface clean.

3. Once dry, seal the newly cleaned cedar surface with Seal It Green “Total Wood Armor” wood sealer.

4. “Total Wood Armor” Cedar Seal Application Procedure

1. After power washing and cleaning, let the cedar dry completely for 48 hours before applying “Total Wood Armor” Cedar Seal.

2. Apply two coats sealer per the manufacturers recommended application procedures.

3. The contractor shall carefully apply the sealer, and protect the surrounding areas from any spills.

SECTION 16000

LIGHT FIXTURES

PART 1 - GENERAL

1.01 DESCRIPTION OF WORK

A. The work of this Section consists of electrical work required to furnish and install ceiling light pendant fixtures. All electrical fixtures shall be installed at four locations selected by the Refuge Manager.

1.03 QUALITY ASSURANCE

A. All electrical work shall be performed by a licensed electrician. Contractor shall submit qualifications of the licensed electrician who will perform the electrical installation work.

PART 2 - PRODUCTS

2.01 Electrical lighting fixtures and associated connections in materials, workmanship, and installation shall meet the requirements of the National Electrical Code (NEC). All items shall meet the requirements for approval of the Underwriters Laboratories. Each light fixture shall have LED components, with a lumens of 5,000.

PART 3 - EXECUTION

3.01 INSTALLATION

A. Remove the existing light fixtures. Furnish and install four new light fixtures.

B. Install all wiring, electrical components, and light fixtures in conformance with the National Electrical Code (NEC).

Appendix: Pictures of the building and roof plans

View of the building

View of the building showing some of the solar panels to be removed and reinstalled after the new roof shingles are installed. Other roof areas have solar panels that will require the same procedure.

View of the building showing some of the solar panels to be removed and reinstalled after the new roof shingles are installed. Other roof areas have solar panels that will require the same procedure.

View of the building showing some of the solar panels to be removed and reinstalled after the new roof shingles are installed. Other roof areas have solar panels that will require the same procedure.

Roof plan - Only the roof areas with existing asphalt roof shingles in Areas 1, 2 3 and 4 will require new roof shingles. The existing metal roof areas are not a part of the scope of work for this project. The solar panels are on the back sides of roof areas 1, 2 and 4.

The red circled areas shall also have new shingles installed.

Section view of roof ventilator. Curb detail 5 is shown on the next picture

Detail 5 - Roof ventilator curb. New vent flashing shall be installed around all the roof ridge ventilators.

Replace 4 ceiling pendant light fixtures with new LED pendant fixtures.

Remove and replace existing 16’ wide by 32’ long concrete entrance slab with new 6” thick gravel base.

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