SOW-Tech Spec OAKA NASEB REVISED 06262024.pdf

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FAA WESRERN SERVICE AREAS - ES

STATEMENT OF WORKS

ROOF REPAIRS / REFURBISHMENT

OAKA NASEB

1027 GRUMMAN ST. OAKLAND, CA

37º 44’ 25.32” N 122º 13’ 06.97” W

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1-0 GENERAL

Provide all necessary labor, materials, equipment, transportation and other services required to repair and refurbish the roof at the OAKA NASEB building located at 1027 Grumman Street in Oakland California.

• Remove and dispose of walking pads.

The roof is comprised of a rectangular shape approximately 12,000 SF. The roof surfaces is a flat with low slop structure and is an asphalt based roofing system with Styrene- Butadiene- System (SBS) Roofing Membrane and or Modified Bitumen/Asphalt Roofing either torch- down or mopped on the asphalt which has tear and wear, cracks, and bubbling on the roof surface, and on parapets corner. The parapet is approximately 18” high with SS sheet metal wrapping.

1-3 SCOPE OF WORK

Contractor provides all necessary labor, materials, equipment and other services needed to refurbish the roof as described below:

• Prior to start of the work all rubbish, waste shall be removed and disposed.

• Remove and replace walking pads.

• Inspect the roof surface for any soft spot by removing the surface membrane check condition of the insulations and repair if needed. There are approximately 42 soft spots – the size of each soft spots in average if about 10SF.

• Provide and install one layer of ½” thick insulation board over the entire roof surface and mechanically fastened.

• Provide and install 60 mil white Durralast membrane over the roof sand parapets walls and fully adhered to, and seems shall be examined for complete bond.

• Provide and install

• Provide and install curb flashing, antenna supports and pipe flashings,

• Provide and install all other accessories require for watertight roofing systems.

• Remove and dispose all debris from the job site for proper disposal per California State and local authorities requirements.

1-4 TECHNICAL REQUIREMENTS.

All works under this contract shall meet the manufacturer’s requirements for storage, handling and installation of the products used in the project, and shall be in accordance with the IBC, IRC, NAICS rules and regulations.

1-5 SUBMITTALS

The contractor shall provide to COR weeks after the award of contract the following documents.

1. Project Health & Safety Plan.

2. Project Schedule

3. Emergency contact list

4. Brochure, specification for all material used for the project.

5. MSDS for adhesive and other chemicals.

3 | P a g e and his Subcontractors shall maintain the job site in a neat and orderly condition; this includes the daily removal of rubbish, waste and tools, equipment, and materials not required for the working

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1-6 PERFORMANCE TIME

Work shall start no more than 3 weeks after the award and be done diligently and completed no later than 30 calendar days. The working hours should be scheduled from 7:30 to 5:00 PM Monday Through Friday. No work shall be schedule for the weekends and official holidays. However, in order of inclement weather or to expedite the project work may be allowed on weekend and longer hours on weekdays with approval of the COR in advance with approved by the COR – and with no additional cost to government.

The contractor shall confine operations, activities, material storage and employee parking within the area approve by the COR.

1-7 SCHEDULING

The Contractor shall submit a project schedule to the COR 3 weeks after award. The schedule shall be in the format of a Microsoft project or similar format.

1-8 PROJECT SUPERVISION

The Contractor shall always have a designated project superintendent at the project site during the course of work.

1-9 AVAILABLIBILITY OF UTILITIES

Limited electricity and water are available to the Contractor at the site. But a temporary sanitary shall be provided by contractor with proper ventilation and enclosure for use of all workers. Such a facility shall be kept clean and properly maintained and meet the requirements of state and local authorities.

The location must be coordinated by the COR.

1-10 INSPECTIONS

The COR will inspect all work in progress up to completion and final Contractor’s Acceptance Inspection (CAI) including all materials, tools, and equipment. Such inspection may extend to all or a part of the work for the preparation, and materials to be used.

When the Contractor or subcontractors are notified by the COR of any non-compliance with the provisions of the contract and the action(s) to be taken, the Contractor shall correct the unsafe or unhealthy condition. The CO may stop the work with a “stop work order” if the Contractor fails to comply promptly with all or any part of the work being performed. When satisfactory corrective action has been taken to correct the unsafe and unhealthy condition, the Contractor may resume work when approved by the CO. The Contractor shall not be allowed any extension of time or compensation for damages by reason of or in connection with such work stoppage.

1-11 PROTECTION OF EXISTING FACILITY

The Contractor shall take all precautions necessary to protect the existing facilities, equipment, buildings, vegetation, etc., during construction. Any areas damaged by the Contractor or

4 | P a g e subcontractors, shall be repaired or replaced to their original conditions by the Contractor at no additional cost to the government. Repairs shall be approved by the COR and shall match to original finish. The Contractor shall provide all temporary covers, enclosures, barricades, etc., required to protect the existing facilities.

1-12 JOB WALK – SITE VISIT

job walk will be scheduled for the interested bidders to collect and assess information about the existing conditions and surrounding environment. The job walk is not mandatory, however is highly recommended.

1-13 PRE-CONSTRUCTION MEETING

The CO will schedule a pre-construction meeting after Notice of Award. The required attendance should include contractor, subcontractor and the superintendent who supervise the project. The purpose of this meeting is to review the submittal provided by the contractor and review of the plan for executing the project.

1-14 CLEAN UP

Immediately before the final inspection, the surrounding areas shall be thoroughly cleaned and all debris, rubbish shall be removed from the site and dispose of according to local regulations.

1-15 PICTURES

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