A04 PEFO_Holbrook Housing Roof Replacement_Statement of Work r1.pdf

REPLACE ROOFS ON HOLBROOK HOUSING UNITS

Petrified Forest National Park, Division of Facility Management

Statement of Work

1. Project Introduction

a. Location – The Holbrook Housing units are located at 1109 North 8th Avenue, Holbrook, Arizona.

b. Description – The contractor shall remove the existing asphalt shingle roofing, inspect and repair roof structure, and install new standing seam roofing as specified in this document on the following housing units. Final measurements are the responsibility of the contractor.

i. Holbrook House 4 – roof area measures approximately 1,475 square feet

ii. Holbrook House 7 – roof area measures approximately 1,475 square feet

iii. Holbrook House 8 – roof area measures approximately 1,475 square feet

iv. Holbrook House 11 – roof area measures approximately 1,475 square feet

v. Holbrook House Block A (5/6) – roof area measures approximately 3,250 square feet

vi. Holbrook House Block B (9/10) – roof area measures approximately 3,250 square feet

c. Points of Contact

i. Contracting Officer (CO)

Deborah Cimmer

Arizona Major Acquisition Buying Office

1824 South Thompson Street, Suite 200

Flagstaff, Arizona 86001

ii. Contracting Officer Representative (COR)

Louis Baldonado

Petrified Forest National Park

One Park Road

Petrified Forest, Arizona 86028

iii. Facility Manager

Stanford Belinte

Petrified Forest National Park

One Park Road

Petrified Forest, Arizona 86028

2. General Requirements – This contract shall provide for the following work on the identified housing units (Sections 1.b.i-vi) with the following requirements:

a. Selective Demolition

i. Remove and dispose of the existing asphalt shingles, up to two layers.

ii. Remove and dispose of existing roofing felt underlayment.

iii. Demolition work shall not damage any roof gutters or downspouts. The roof gutters and downspouts may be removed by the contractor without damaging and with the understanding that they be reinstalled without damage or modification. The removal shall be first discussed with the COR and/or the

Facility Manager prior to removing.

b. Inspection – The contractor shall inspect and repair or replace if needed the following:

i. Sheathing

ii. Roof jacks

iii. Flashing

iv. Vent caps

v. Drip edges

c. Installation – The contractor shall provide and install the following:

i. #30 unperforated roof felt underlayment

1. Apply underlayment over entire surface to receive roofing

2. Install single layer of felt, shingle fashion from eave to ridge over wood roof sheathing

ii. Standing seam metal roofing panels

1. Specifications

a. Cee-Lock as manufactured by Berridge Manufacturing

Company, Houston, Texas, or similar product

b. Panels shall have 1 ½” high vertical legs, spaced 16 ½” on center

c. Standing seam to be of an interlocking, “snap-lock” design

d. Prefinished metal shall be hot-dipped galvanized Grade C G90 coating A525 24-gauge core steel or prefinished Galvalume

e. Unfinished metal shall be Grade C Galvalume, Satin finish

f. Finish shall be full strength Kynar 500 Fluoropolymer coating

g. Color: Buckskin or other color selected from manufacturer’s standard color options

2. Installation shall comply with panel manufacturer’s instructions for assembly, installation, and erection of preformed metal roofing.

3. Anchor component parts of the preform metal panel system securely in place, providing for necessary thermal and structural movement.

4. Install sealants for the preformed metal panel work as indicated and as required for performance. Comply with sealant manufacturer’s instructions for installation and curing.

3. Submittals

a. Data sheets on each product to be used, including:

i. Preparation instructions and recommendations

ii. Storage and handling requirements and recommendations

iii. Installation methods

iv. Maintenance requirements

b. Verification Samples: For each product specified, sample, representing actual product, color, and finish

i. Color palette of available colors for selection by the government

c. Installer Certification: Certification from the roofing system manufacturer that the

Installer is approved, authorized, or licensed by manufacturer to install roofing system.

d. Manufacturer’s warranties

4. Quality Assurance

a. Perform work in accordance with manufacturer's installation instructions.

b. Manufacturer Qualifications: A manufacturer specializing in the production of standing seam roofing systems and utilizing a Quality Control Manual during the production of the roofing system that has been approved by and is inspected by Underwriters

Laboratories.

c. Installer Qualifications: Company specializing in installation of roofing systems similar to those specified in this project and approved by the roofing system manufacturer.

d. Source Limitations: Obtain components for standing seam roofing system from roofing manufacturer.

e. There shall be no deviations from the roof system manufacturer's specifications without the prior written approval of the manufacturer.

5. Regulatory Requirements

a. Conform to applicable code for roof assembly requirements below

i. Wind Resistance Rated

ii. Wind Uplift

iii. Fire Resistance

iv. Impact Resistance

v. Missile Impact

6. Pre-Installation Meeting

a. Convene meeting not less than one week before starting work.

b. Review methods and procedures related to roof deck construction and roofing system including, but not limited to, the following.

i. Meet with National Park Service Facility Manger or representative

ii. Testing and inspecting agency representative, roofing installer, roofing system manufacturer's representative, deck installer, and installers whose work interfaces with or affects roofing including installers of roof accessories and roof-mounted equipment.

c. Review and finalize construction schedule and verify availability of materials, installer's personnel, equipment, and facilities needed to make progress and avoid delays.

d. Examine deck substrate conditions and finishes for compliance with requirements, including flatness and fastening.

e. Review structural loading limitations of roof deck during and after roofing.

f. Review base flashings, special roofing details, roof drainage, roof penetrations, equipment curbs, and condition of other construction that will affect roofing system.

g. Review governing regulations and requirements for insurance and certificates if applicable.

h. Review temporary protection requirements for roofing system during and after installation.

i. Review roof observation and repair procedures after roofing installation.

7. Delivery, Storage and Handling

a. 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.

b. 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.

c. Store roof materials and place equipment in a manner to avoid permanent deflection of deck.

d. Store and dispose of solvent-based materials, and materials used with solvent-based materials, in accordance with requirements of NPS authorities.

8. Other Provisions

a. Contractor shall provide a construction schedule to the Contracting Officer at the preconstruction conference. Please provide at least 24-hour notice to the Contracting

Officer prior to mobilization and commencement of work.

b. Contractor shall provide for the safety of employees engaged in project work in compliance with OSHA regulations. “Tailgate” safety meetings shall be held once before the commencement of work and at least once weekly thereafter.

c. Petrified Forest National Park reserves the right to inspect the work in progress at any time, without prior notice to the Contractor.

d. Unless other arrangements are made in advance, project work may be undertaken during the hours of 8:00 am to 5:00 pm, Monday through Friday. No work shall be scheduled on Federal holidays or weekends without prior approval from facility manager or contract officer representative.

e. Contractor is responsible for daily cleanup or work areas, securing and disposing of loose items that could become windblown, trash collection and removal, and providing temporary restroom facilities to accommodate workers on site. Portable toilets must be removed from site within five (5) working days of work completion.

f. Site Visit - A pre-bid meeting and site inspection tour will be held at 1109 North 8th

Avenue, Holbrook, Arizona.

g. The Government will not furnish any property other than necessary utilities for this project. If damage occurs to an unknown utility, Contractor shall repair the utility. An equitable adjustment will be made in accordance with the Changes clause of the contract.

h. Hauling - Contractor shall comply with all legal load restrictions in the hauling of materials.

i. Permits – Any and all mandatory permits, inspections, calibration, and documentation required to do the described work shall be obtained by the Contractor, and any costs involved shall be included in the contract price.

j. Disposal – Unless otherwise specified, all removed material becomes the property of the

Contractor and shall be disposed of out of the work area.

k. Accident Prevention – The Contractor is expected to ensure a safe environment for all personnel and visitors and shall comply with all applicable sections of the Occupational

Safety and Health Act (OSHA). In case of conflicts between federal, state, and local safety and health requirements, the most stringent shall apply. Equipment or tools not meeting OSHA requirements will not be allowed on the project sites. Contractor must meet the requirements of The National Institute for Occupational Safety and Health

(NIOSH) for personal protective equipment. Contractor must have a first-aid kit available at the work site. The Contractor shall report all accidents to the COR as soon as possible and assist the COR and other officials, as required, in the investigation of the accident.

l. Air and Water Pollution Control – Contractor shall take all necessary reasonable measures to reduce air and water pollution by any material or equipment used during construction. Do not dispose of volatile wastes or oils or any other material in storm or sanitary drains.

m. Project Closeout – The Contractor shall request in writing a final inspection.

i. Before requesting the final inspection, the Contractor shall remove all tools, equipment, surplus materials, rubbish, and restore to original condition surfaces or structures that are damaged due to work of this contract.

ii. At the time of final inspection, the project shall be complete.

iii. When work is determined to be substantially complete, the CO and/or COR will prepare a list of deficiencies to be corrected before final acceptance.

iv. The Contractor shall complete the work described on the list of deficiencies within ten (10) calendar days, weather permitting.

v. If the Contractor fails to complete the work within this time frame, the

Contracting Officer may replace, repair, or remedy the work with an appropriate reduction in the contract price.

n. If work is not determined to be substantially complete, Contracting Officer will notify Contractor in writing. After completing work, Contractor shall resubmit certification and request a new final inspection.

9. Warranty

a. Contractor's Warranty – The contractor shall warrant the roof application with respect to workmanship and proper application for a minimum of two (2) years from the effective date of the warranty issued by the manufacturer.

b. Manufacturer's Warranty – Must provide for completion of repairs, replacement of roofing panels or total replacement of the roofing system at the then-current material and labor prices throughout the life of the warranty.

i. Warranty term for no less than 20 years.

ii. Provide for watertightness for the full term of the warranty.

iii. Issued direct from and serviced by the roof membrane manufacturer

iv. Transferable for the full term of the warranty.