OAKA SOW NASEB REVISED 07272024 A.pdf

WESTERN SERVICE AREAS – ES – AWP

STATEMENT OF WORK

OAKA NASEB ROOF REPAIRS / REFURBISHMENTS

OAKA NASEB

1027 GRUMMAN ST. OAKLAND, CALIFORNIA

JULY 2024

37º 44’ 27” N 122º 13’ 6” W

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.

The roof is rectangular shaped building 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 sheet metal wrapping.

A large AC system and several antenna poles are located at the NE section of the roof, 1-2 SCOPE OF WORK

Contractor must provide all necessary labor, materials, equipment and other services needed to repair and refurbish the roof surfaces as described below: No conduits directly running under the existing steel deck. Material used shall be Duro Last (brand name) or equal.

• Remove and dispose of all walking pads.

• Prior to start of the work all rubbish, waste shall be removed, repair the damaged areas as needed and leave the surface clean and in proper condition for resurfacing the roof.

• Inspect roof for any wet insulation and notify COR if found.

• Provide and install one layer of Duro-Last EPS ½”Fan Fold Board (or equal) mechanically attached.

• Provide and install one layer of Single-Ply 60 mil white Duro Last (or equal) membrane over the roof surface and fully adhered.

• Provide and install one layer of Duro-Last 60 mil over entire parapets extended under existing SS copping. Use a separate sheet for the parapet walls fully adhered.

• Provide and install all curbs, pipes and antenna base boot flashings.

• Provide and install all other accessories required by manufacturer for complete watertight roofing system.

• Provide and install walking pad.

• Remove all trash and debris from the roof and dispose per requirements of state and local authorities.

Notes :

1- In lieu of installing “Duro-Last EPS ½”Fan Fold Board and membrane”’ clean and prepare surface under the a large AC for this project. on the roof, and apply 1 coat of Duro-Shield Silicon coating (or Equal).

2- Use drawings pertaining to OAKZ RTR roofing No drawing for the roof of the building could is

1-3 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,I RC, NAICS rules and regulations.

1-4 SUBMITTALS

The contractor shall provide to COR 2 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.

1-5 SITE RESTRICTIONS

The contractor is hereby notified that the NASEB building resides electronics and electrical equipment systems and devices in support of National Air Space (NAS) and therefore the contractor working in this building must avoid disturbing the normal operation of the facility. Therefore, all activities must be coordinated with the Contracting Officer Representative (COR) –and shall be performed under his/hers supervision al all time.

1-6 SAFETY REQUIREMENTS

The contractor is solely responsible for the safety and welfare of workmen on the project and the public around the construction site. All workers working around the edge of the roof and parapet shall be equipped with fall protection apparatus – and shall take precautions to adequately safeguard the conditions of all persons on or near the site. Comply with the regulations of the Occupational Safety and Health Standards (OSHA), 29 CFR Part 1926. If the COR deems that the Contractor is not safe, he has the right to stop all work until the Contractor corrects the safety violation. Contractor shall submit a Health and Safety Plan for this project. The Health and Safety

Plan shall identify the competent safety individual for the project to monitor safety and identify safety hazards. Contractor shall hold frequent safety tailgate meetings to identify and discuss safety measures for scheduled work.

All existing equipment and materials removed from the project area shall become property of the contractor which must be remove from the site immediately after removal. Contractor shall adhere to local government disposal regulations.

The Contractor 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 workin progress.

1-7 PERFORMANCE TIME

Work shall start no more than 3 weeks after the award and be done diligently and completed no later than 21 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.

1-8 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.

1-9 PROJECT SUPERVISION

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

1-10 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.

1-11 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.

1-12 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 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.

1-13 JOB WALK

Not used.

1-14 PRE-CONSTRUCTION MEET

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.

1-15 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

1-16 PICTURES

AC systems