(SOW)_Roof_Repair___Replacement_Bldg__055_12_pages_.pdf

Mammoth Cave National Park

(PMIS 180887)

Building 55, Repair & Replacement Roof Shingles

SCOPE OF WORK

1. SUMMARY

a. Sections includes the following:

1. Section 2. Work and Material Covered by Contract Documents

2. Section 3. Contractor Use of Site

3. Section 4. Public Use of Site

4. Section 5. Conduct of Operations

5. Section 6. Work Restrictions

6. Section 7. Worksite Imagery

2. WORK AND MATERIAL COVERED BY CONTRACT DOCUMENTS

a. Project Location: Mammoth Cave National Park, Building 55 in facilities maintenance area

Bldg. 55

PMIS 180887 – Roof Replacement Bldg. 055

b. SCOPE OF WORK:

1. REHABILITATE THE ROOF ON BUILDING 55:

The work to be accomplished is the cyclic maintenance and repair of the roof and replacement of the shingles on Building 55, located at Mammoth Cave National Park, Mammoth Cave, KY 42259.

Details of work:

A. Asphalt Shingle/Roofing Removal:

• Evaluate the existing roofing system and determine if it has the structural ability to support the new roof. If there are any concerns about the existing roof’s structural ability to support the new roof, the Contractor will notify the Contracting Officer immediately. It will be the Contractors responsibility to tarp area of roof where structural damage is no-ticed to protect the interior of building.

• Contractor will remove the existing roofing material and protective underlayment. This includes leaks, flashing, and/or damaged materials on the exterior of the buildings.

B. Roof Decking Repair:

• The Contractor is responsible of repair for up to 320 square feet of deteriorated roof decking.

C. Flashing:

• Contractor will use Stainless steel Step Flashing. in replacement of old flashing re-moved. Thirty pound felt roofing underlayment listed in section 2-2 submittals that is ap-proved equal by Contracting Officer.

D. Asphalt Shingle Installation:

• Contractor will install new 30lb felt, in accordance with manufacturer’s recommenda-tions (listed in submittals).

• Contractor will install new 3-tab asphalt architectural shingles in accordance with man-ufacturer’s recommendations (listed in submittals).

2. MATERIALS

A. The Contractor shall provide all material for this work and shall determine and verify square footage of roof to be rehabilitated.

• Flashing: Stainless Steel.

• Roofing Nails: Roofing nails shall be stainless steel. The length and size of the nails will be as approved by the Contracting Officer.

• Asphalt 3-tab Architectural Shingle: Owens Corning-Oakridge - Desert Tan Archi-tecture 3-tab asphalt Shingles or approved equal by Contracting Officer (Attachment attached separately).

• Roof Felt: 30lb Roof Felt Shingle-Mate by GAF or equivalent to and approved by Contract Officer. (Attachment attached separately for details of roof felt)

• Roof Deck Repair Material: Pressure treated Plywood.

• Caulking: Silicon, with 30 yr. life.

B. The Contractor shall present submittals for all materials and wait for the Contracting

Officer’s approval prior to purchase.

3. CONTRACTOR USE OF SITE

a. General: Contractor shall have full use of worksite for work operations (see WORKSITE

IMAGERY section). Do not disturb portions of the project site beyond areas in which the work is indicated.

• Limit site disturbance, including earthwork and clearing of vegetation, to; 10 feet beyond surface walkways, patios, surface parking, and utilities less than 12 inches in diameter;

15 feet beyond primary roadway curbs and main utility branch trenches; and 25 feet beyond areas with permeable surfaces (such as pervious paving areas, storm water detention facilities, and fields) that require additional staging areas in order to limit compaction in the constructed area.

b. Confine deliveries and storage of materials to the parking lot at the entrance of Sloan’s Crossing Pond. The Contractor is liable for any damages to Federal property. The Contractor is solely responsible for the security of any equipment or materials left at the worksite unintended. The Contractor is responsible for keeping all areas clean and free of any hazards while off the worksite.

c. The Contractor shall limit parking to the parking lot at the entrance of Sloan’s Crossing Pond.

d. Preservation of Natural Features:

• Prevent damage to natural surroundings. Restore damaged areas, repairing or replacing damaged trees and plants, at no additional expense to the Government.

• Provide temporary barriers to protect existing trees and plants and root zones.

• Do not remove, injure, or destroy trees or other plants without prior approval. Consult with COTR or CO and remove agreed-on roots and branches that interfere with construction.

• Do not fasten ropes, cables, or guys to existing trees.

• Carefully supervise excavating, grading, filling, and other construction operations near trees to prevent damage.

e. Driveways, Roadways and Entrances: Keep driveways, roadways, and entrances clear and available to Government employees, and emergency vehicles at all times. Do not use for parking or storage of materials.

• Schedule deliveries to minimize space and time requirements for storage of materials and equipment on-site.

f. Hauling Restrictions: Comply with legal load restrictions in hauling of materials. Load restrictions on park roads are identical to State load restrictions with such additional regulations as may be imposed by the Park Superintendent. Information regarding rules and regulations for vehicular traffic on park roads may be obtained from the Office of the

Park Superintendent. A special permit will not relieve Contractor of liability for damage which may result from moving of equipment.

4. PUBLIC USE OF SITE

a. Building 55 will be closed to the public during the project. However other contract work on the building may be in progress at the time.

5. CONDUCT OF OPERATIONS

a. Contractor shall conduct his operations in conformance with rules and regulations promulgated by the Secretary of the Interior for the National Park Service, and applicable park rules and regulations prescribed by Park Superintendent.

b. Work on Saturdays, Sundays, Federal holidays or at night may not be performed unless stated in the Work Restrictions below or without prior consent from the Contracting Officer.

Submit requests three (3) business days in advance of the work to the CO or COTR for approval.

c. No signs or advertisements (except those specified herein) shall be displayed on the worksite or within the park unless approved by the CO or COTR.

6. WORK RESTRICTIONS

a. On-Site Work Hours: Work shall be generally performed during normal business working hours of 8 a.m. to 5 p.m., Monday through Friday, except when otherwise indicated.

b. Existing Utilities

c. Contractor shall be responsible for locating and preventing damage to known utilities. If damage occurs, repair utility at no additional expense to the Government.

• If damage occurs to an unknown utility, repair utility. An equitable adjustment will be made in accordance with the Changes clause of the contract.

d. Existing Utility Interruptions: Do not interrupt utilities serving facilities occupied by Government or others unless permitted under the following conditions and then only after arranging to provide temporary utility services according to requirements indicated:

• Notify CO or COTR not less than three (3) business days in advance of proposed utility interruptions.

• Do not proceed with utility interruptions without CO or COTR’s written permission.

e. Smoking is not permitted within building or within 25 feet of entrances, operable windows, or outdoor air intakes. All cigarette butts must be picked up and disposed of by the Contractor.

7. WORKSITE IMAGERY

Overview of Worksite

Front View

Rear View

END OF DOCUMENT

SHINGLE SPECIFICATIONS:

TECHNICAL INFORMATION

Technical Characteristics (nominal values) Duration Shingles Technical Characteristics

PROPERTY (UNIT) VALUE

Warranty Limited Lifetime

Wind Resistance 130 MPH | 209 KMH

Algae Resistance 10 Years

Nominal Size 13 1/4" x 39 3/8"

Exposure 5 5/8"

Shingles Per Square 64

Bundles Per Square 3

Coverage Per Square 98.4 sq. ft.

Applicable Standards

• ASTM D228

• ASTM D3018 (Type 1)

• ASTM D3462

• ASTM D3161 (Class F Wind Resistance)

• ASTM D7158 (Class H Wind Resistance)

• ASTM E108 (Class A Fire Resistance)

• UL 790 (Class A Fire Resistance)

• CSA A123.5

• Florida Product Approval

• ICC-ES AC438

• Miami-Dade County Product Approval

• PRI ER 1378E01

Technical Documents

• PRI Evaluation Report

• LEED Certification - Roofing Shingles PDF | 0.3 MB

• 3-part spec (pdf)

• 3-part spec (word)

• Install Instructions PDF | 2.6 MB

• Data Sheet PDF | 4.1 MB https://www.owenscorning.com/dms/10020508 https://dcpd6wotaa0mb.cloudfront.net/mdms/dms/Sustainability/10011706/10011706.pdf?v=1474970185000 https://www.owenscorning.com/dms/10021602?mime_type=application/pdf https://www.owenscorning.com/dms/10021602?mime_type=application/vnd.openxmlformats-officedocument.wordprocessingml.document https://dcpd6wotaa0mb.cloudfront.net/mdms/dms/Roofing/10014283/10014283-Duration-Series-Shingles-Installation-Instructions.pdf?v=1588738689000

Mammoth Cave National Park PIMS 180887 03 17 23 DPB - 9

SCOPE OF WORK

• FEATURES & BENEFITS

• SURENAIL® TECHNOLOGY

It’s the nailing line on your shingles. The difference between a good shingle and a great shingle is having SureNail® Technology. With SureNail® Technology, strength and durability are built into every Duration® Series shingle, thanks to the unique fabric strip in the nailing area. This unique shingle design provides outstanding gripping power.

• Patented SureNail Technology

• Breakthrough Design

• Triple Layer Protection®

• Outstanding Grip

• Exceptional Wind Resistance

SURENAIL TECHNOLOGY

• TRUDEFINITION® COLOR PLATFORM

TruDefinition® is our color design platform trademark on shingles that are specially formulated to capture the bright, vibrant hues and dramatic shades that showcase the aesthetic appeal of your home. Shingles feature multiple-granule colors and shadowing to provide an extraordinary look that will enhance your home and complement its natural surroundings.

https://www.owenscorning.com/en-us/roofing/surenail

Mammoth Cave National Park PIMS 180887 03 17 23 DPB - 10

SCOPE OF WORK

STREAKGUARD™ ALGAE RESISTANCE

PROTECTION

Don’t let algae growth ruin the exterior appearance of your home. As an industry leader in inno-vation, Owens Corning blends copper-lined granules, which help resist algae growth, into our colorful granules in a way that is proprietary to us and is scientifically developed to meet the needs of specific regional climates.

Owens Corning® StreakGuard™ Algae Resistance Protection helps inhibit the growth of blue-green algae to provide protection against those ugly black streaks.

*See actual warranty for complete details, limitations and requirements.

STREAKGUARD TECHNOLOGY

https://www.owenscorning.com/en-us/roofing/streakguard

Mammoth Cave National Park PIMS 180887 03 17 23 DPB - 11

SCOPE OF WORK

LIMITED LIFETIME WARRANTY*

If you purchase any of the System warranties, make sure you tell your contractors to register them with us and give you the proof of purchase! Having your roof installed by an Owens Corn-ing Roofing Preferred Contractor or an Owens Corning Roofing Platinum Preferred Contractor can have an impact on your warranty coverage.

SPECIFICATIONS (ALL DIMENSIONS ARE NOMINAL)

ROLL LENGTH 144' (43.89 m)

ROLL WIDTH 36" (0.914 m)

APPROX. ROLL COVERAGE 4 squares/roll - 432 sq. ft. (40.13 m²)

CONSTRUCTION Asphalt

REINFORCEMENT Fiberglass

Mammoth Cave National Park PIMS 180887 03 17 23 DPB - 12

SCOPE OF WORK

CODES & APPLICABLE STANDARDS

FBC State of Florida approved

MIAMI-DADE COUNTY Miami-Dade County Product Control approved

TESTING METHODS

ASTM D226 TYPE II Yes

ASTM D4869 TYPE IV Yes

UL Yes

f. Hauling Restrictions: Comply with legal load restrictions in hauling of materials. Load restrictions on park roads are identical to State load restrictions with such additional regulations as may be imposed by the Park Superintendent. Information r...