1.Project_Specifications_update.pdf

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AG-9AC7-S-17-0046

NCSC OPERATIONS SPECIFICATIONS

TABLE OF CONTENTS

SECTION NO. DESCRIPTION PAGES

01010 SUMMARY OF WORK 2

01025 METHOD OF MEASUREMENT 1

01043 JOB SITE ADMINISTRATION 2

01060 REGULATORY REQUIREMENTS 1

01711 CLEAN UP AND DISPOSAL 2

01741 MANUFACTURER’S WARRANTIES 1

07550 FABRIC REINFORCED SYSTEM 1

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SECTION 01010

SUMMARY OF WORK

PART 1 - GENERAL

1.01 SCOPE: The contractor shall provide labor, materials, equipment, and supervision for this project which includes the removal and installation of approximately 31,000 square feet of roof and modifying the existing roof slope for positive discharge into the drains on Northern California Service Center Operations, building number 2240.

The new roof is to be composed of a Fabric Reinforced Coating System. This work shall include, but is not limited to: removal and disposal of existing roof and insulation, inspection of roof joists for dry rot as needed, mechanically fasten fire rated 2 inch polyisocyanurate (ISO) insulation foam boards, wrap roofing membrane over existing skylight curbs and all edges, and new walkways to be done with granules broadcast in additional topcoat creating a reinforced coating system that is watertight.

1.02 CODES AND STANDARDS: All work shall be done in accordance with the 2015

International Building Code (IBC), 2015 Uniform Plumbing (UPC) and 2015 Uniform Mechanical Code (UMC), 2014 National Electrical Code (NEC), and as specified elsewhere herein.

1.03 GOVERNMENT FURNISHED: Power and water are on the site for use by the Contractor

1.04 WORK COORDINATION: The Contractor shall coordinate the work with the Contracting Officer Representative (COR) so as to minimize the disturbance to the everyday work at the site and building. No work to be done during wet weather without COR approval.

1.05 LICENSE: The Contractor shall hold a valid roofing contracting license in good standing for not less than the past 3 years. If roofing subcontractors are used the subcontractor shall also hold a valid roofing contracting license in good standing for not less than the past 3 years.

1.06 MEASUREMENT AND PAYMENT: Measurement will be the completed job and payment will be on a Lump Sum Unit Basis as shown on the Schedule of Items.

Such payments will be considered full compensation for providing all materials, equipment, tools, labor and incidentals necessary to complete the work.

ITEMS:

01 NCSC Roof Replacement .................................................................................. LS

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1.07 SUBMITTALS: Each submittal shall consist of one hard copy and one electronic copy in PDF format and submitted a minimum of two weeks prior to the start of work.

The Contracting Officer shall have the full two weeks to review and make comments.

If the submittal is rejected, the submittal shall be updated, corrected or clarified as needed by the contractor and resubmitted for review / approval. Resubmittals shall also be submitted a minimum of two weeks before start of work for proper review.

Below is a list of required submittals:

A. Drawing of roof layer cross section B. Provide a roof material sample C. Safety Plan D. Construction Schedule

PART 2 - PRODUCTS

2.01 MATERIALS: As specified elsewhere herein.

PART 3 - EXECUTION

3.01 FABRIC REINFORCED COATING SYSTEM ROOF: As described in the Scope of Work and elsewhere herein.

3.02 SAFETY: The contractor has sole responsibility for the safety of the workers and all other person who may be affected by the work.

END OF SECTION

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SECTION 01025

METHOD OF MEASUREMENT

1.01 SCOPE: This section defines the terms associated with the method of measurement for determining final payment under the terms of the contract.

1.02 MEASUREMENT AND PAYMENT: No separate measurement or payment will be made for the work specified in this section.

Not Applicable

3.01 The following method of measurement for determining final payment is designated on the Schedule of Items for each pay item:

A. Lump Sum Quantity (LS):

1. These quantities denote one complete unit of work as required by or described in the contract, including necessary materials, equipment, and labor to complete the job. They will not be measured.

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SECTION 01043

JOB SITE ADMINISTRATION

1.01 SCOPE: The work of this section consists of traffic control, storage and protection of construction materials, coordination of the various work trades, safety, security, dust control, parking control, and protection of finished work.

Not Applicable

3.01 TRAFFIC CONTROL: The Contractor shall control traffic in and out of the project site so it does not interfere with normal operations at the Northern California Service Center Operations building. Coordinate traffic flow with the Contracting Officer Representative.

3.02 TRANSPORTATION AND DELIVERIES: The Contractor shall arrange deliveries of materials in accordance with construction schedules and coordinate with the Contracting Officer Representative to avoid conflict with other tenants and other work conditions at the site.

3.03 STORAGE AND PROTECTION OF CONSTRUCTION MATERIAL:

A. The Contractor shall:

1. Store products to be used in the work in such a manner as to protect the products from damage.

2. Maintain packaged materials with seals unbroken and labels intact until time of use.

3. Protect roof work from water or other damage during construction.

B. The Contracting Officer Respresentative may reject as non-complying any damaged product or material. If product or material is rejected, Contractor shall remove and replace products without additional cost to the government.

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C. The Contracting Officer Respresentative will designate a storage area within the project site. The storage of materials, vehicles and equipment shall be confined to this area unless aprroved otherwise by the Contacting Officer Representative.

3.04 COORDINATION OF WORK TRADES: The Contractor shall coordinate the work of all trades to ensure completion of the project within the contract time.

3.05 SAFETY: Safety for all persons on the job site shall be the sole responsibility of the

Contractor.

3.06 SECURITY AND WORK SITE ACCESS:

A. The Contractor, at all times, shall be responsible for providing security for his equipment and materials delivered to the jobsite.

B. The Contractor will have access to the project site during normal work hours.

The Contractor shall make arrangements with the Contracting Officer Representatives for access to the project site during off-duty hours; however, such access shall not jeopardize the security at the NCSC Operations building.

C. The Contractor shall be responsible for all damages occurring during these off-duty hours which are the result of his actions or his failure to provide security.

3.07 CONSTRUCTION VEHICLES: The Contracting Officer Representative will designate an area for construction related vehicle parking. The Contractor will be required to keep all construction related vehicles in this area.

3.08 PROTECTION OF GOVERNMENT PROPERTY: The Contractor shall not damage the other buildings, trees, or other Government property at the job site.

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SECTION 01060

REGULATORY REQUIREMENTS

PART 1 – GENERAL

1.01 SCOPE: This section describes the codes and standards which apply to the work in this contract. Additional codes and standards may apply as specified elsewhere in the specifications.

1.02 CODES AND STANDARDS: The following codes and standards shall apply to the work in this contract:

International Building Code (IBC) Uniform Fire Code (UFC) Uniform Plumbing (UPC) Uniform Mechanical Code (UMC) National Electrical Code (NEC)

Unless otherwise specified in this contract, reference to a specific standard or specification shall mean the latest edition or amendment in affect on the date of the invitation to bid.

1.03 DEFINITIONS: Administrative Authority as used in the International Building Code and Uniform Fire Code will be the Contracting Officer Representative.

NOT APPLICABLE

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SECTION 01711

CLEAN UP AND DISPOSAL

1.01 SCOPE: This work consists of the cleanup required in areas affected by the construction, the final cleanup of the project, and the disposal of refuse and excess material resulting from construction operations.

PART 2 - PRODUCTS

3.01 EXCESS MATERIALS AND REFUSE: All refuse and unused materials generated by the Contractor's operations shall be removed from the project site and disposed of off Government land in accordance with local regulations.

3.02 CLEAN–UP DURING CONSTRUCTION: The Contractor as required to prevent accidents to personnel and protect all work in-place shall perform clean-up.

Construction clean-up shall consist of the removal of all trash, scrap, debris, and excess materials from any floor space or walking surface that may cause the tripping or sliding of workers, ladders, equipment and the like. At the end of each work day, Contractor shall provide a thoroughly clean and debris free work site and dispose of all excess materials offsite in accordance with all local, state and federal regulations.

3.03 DISPOSAL: The Contractor shall provide dumpsters as necessary to handle any disposal materials from the project. The location of these dumpsters will need to be coordinated with the Contracting Officer at the start of the project. The Contractor shall be responsible for the transportation of the waste material to a landfill as well as the disposal costs

3.04 FINAL CLEAN-UP: Immediately prior to the Contractor's request for final inspection of the project, a thorough final cleanup of the entire project site shall be performed.

3.05 QUALITY OF CLEAN-UP: In addition to the normal "broom clean" requirements, the exposed surfaces of the following materials shall be cleaned as listed below:

A. Roof: Remove all dust, dirt, and debris.

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B. Site: Remove all trash, debris, and disposal material. No items shall be left or discarded elsewhere on the site. Items that will be discarded shall be removed from Government property and disposed of in accordance with all applicable state and local regulations.

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SECTION 01741

MANUFACTURER’S WARRANTIES

PART I – GENERAL

1.01 SCOPE: The work of this section consists of the assignment of manufacturer’s warranties for products incorporated into the work.

1.02 MEASUREMENT AND PAYMENT: No separate measurement or payment will be

2.01 QUALITY ASSURANCES: This fabric reinforced roof shall be warranted against leaks for a minimum of 10 years.

PART 3 - EXECUTION

3.01 All warranties shall be executed in the name of USDA, US Forest Service, Redding, CA 96002.

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SECTION 07550

FABRIC REINFORCED SYSTEM

PART 1 – GENERAL

1.01 SCOPE: The new roofing system must be composed of a seamless membrane on top of fire rated foam boards. The membrane consists of a primer, a fluid applied acrylic latex base coat with fabric embedded, another layer of acrylic latex base coat, and a topcoat at a minimum. Use manufacturer specifications for complete Fabric Reinforced System application and materials required.

PART 2 - PRODUCTS

2.01 FIRE RATED ISO FOAM BOARDS/BOARDSTOCK: Foam boards are to be tapered in such a way to provide positive water discharge into roof drains.

2.02 FABRIC REINFORCED SYSTEM: Fluid applied reinforced elastometric latex membrane is to be used. Apply acrylic base coat and fabric to all ISO board joints for double reinforcement at seams. Follow manufacturer’s specification for application of the Fabric Reinforced Coating System roof membrane.

2.03 ROOF WALKWAYS: Walkways (approximately 2-3 feet wide) are to be created with granules broadcast in the final topcoat of the flexible reinforced coating system.

Walkways are to be from the entrance to the roof to each HVAC unit and shall circle around each unit.

3.01 EXISTING ROOF: Remove the existing roof, inspect for damaged wood, and replace damaged wood only as approved by the Contracting Officer Representative.

3.02 INSULATION: Existing roofing insulation is to be removed.

3.03 NEW ROOF: Mechanically fasten and install fire rated foam boards over plywood.

Install new roof membrane per manufacturer’s recommendations. Wrap roofing membrane over existing skylight curbs and all building edges to create a complete watertight roof.

UPART 2 - PRODUCTS