SOW_PFB_Replace_Lower_Concrete.pdf

PFB Replace Lower Concrete

Scope of Work

U.S. GENERAL SERVICES ADMINISTRATION, NORTHWEST/ARCTIC REGION 10

Section 1:

Project Location & Building Number:

Petersburg Federal Building 12 North Nordic Drive Petersburg, AK 99833

AK0514ZZ

Section 2:

Background:

The United States General Services Administration (GSA) requires complete demo and replacement of the lower concrete parking area at the Petersburg Federal Building (PFB), including loading dock access, steps and upper landing, and ramp access toward the main building entrance, and parking lot curbs. No vertical walls to be replaced. Step replacement must incorporate replaceable, heavy-duty, “Grip Strut”-type stair treads matching existing rise and run. Curbs at roadside sidewalk to include ABAAS-compliant curb ramps and detectable warning panels on both sides of vehicle entrance.

GSA has a separate Design-Build project to replace the concrete steps near generator.

Section 3:

Work Hours:

Work hours for this project are unrestricted. Normal PFB business hours are 8:00 AM to 5:00 PM weekdays, except Federal holidays. Work that will produce excessive noise or vibration disturbance to the building occupants should take place outside normal business hours. Contractor shall schedule the work in writing at least seven (7) calendar days in advance with the GSA Project Manager (PM).

Section 4:

Parking/ Loading Dock/Storage

Contractor parking at the PFB lot is unavailable. Vehicle parking is the responsibility of the contractor. Material and equipment laydown area must be coordinated with GSA PM in writing prior to beginning work.

Section 5:

General Information

1. All work shall comply with the versions of GSA PBS-P100, Facility Standards for the Public Buildings Service http://www.gsa.gov/portal/content/104821 and GSA Region 10 Fire Alarm Design, Installation and Testing Policy in effect at time of award.

2. Specific attention should be given to PBS P-100 Chapter One requirements including Laws, Regulations, Codes and Standards, and Key Sustainable Product requirements for carpet, interior paint, gyp board, ceiling tiles, and concrete.

3. Contractor shall provide all supplies, equipment, materials, services, and labor to perform the work.

http://www.gsa.gov/portal/content/104821

GENERAL SERVICE ADMINISTRATION Region 10

4. Contractor shall be responsible for obtaining all necessary local, state, and federal permits, licenses, and security clearances.

5. Field Verification: All work dimensions, quantities, and locations shall be field verified by the contractor.

6. Contractor Use of Premises: The Contractor shall coordinate with the GSA PM to arrange a schedule for site access during construction. The Contractor shall be authorized to use building restrooms during normal business hours.

7. Utilities: Contractor shall be authorized to use utilities during the course of this project. The contractor is responsible for making connections to the existing utility systems. Temporary electrical work shall meet the requirements of NFPA 70.

When temporary connections are removed, the Contractor is responsible for restoring existing utility services to their original condition.

8. Utility Outages and Locates: No utility outages will be approved without the written consent and approval of the GSA PM. Requests for utility outages shall be coordinated in writing at least 5 business days in advance with the GSA PM.

9. Protection of Public: The building site will continue to be used by tenants. The contractor shall fence, barricade, or otherwise block off the immediate work area to prevent unauthorized entry.

10. Housekeeping: The project site shall be kept in a neat, orderly, and safe condition at all times and all work areas shall be cleaned at the end of each work day. A final cleaning of the entire construction area will be required at substantial completion of the project. Final Cleaning to include (1) Removal of all tools, equipment, surplus material, and rubbish/debris; (2) Restore or refinish, to original condition, surfaces that are damaged due to the work of this contract; (3) Removal of grease, dirt, stains, foreign materials, and labels from finished surfaces; and (4) thoroughly clean building interiors.

11. Disposal: Ensure all waste materials and debris is disposed at an Alaska Department of Environmental Conservation (DEC) approved disposal site, in accordance with applicable environmental regulations. Unless otherwise specified, all material(s) removed becomes the property of the Contractor.

12. Painting/Staining: Painting/Staining shall be coordinated in writing with the GSA Project Manager in advance. The Contractor is responsible for using “low or no VOC” paints and stains.

13. Communications: Contractor project designee must be available to provide project status updates to GSA each work day.

Section 6:

Description:

Execute the project as follows:

1. Provide and install barricades and signage to ensure tenant and public safety, and project protection. Temporarily reposition bike shed and dumpster.

2. Demo approximately 2000 SF of existing concrete as shown on A-1 Layout.

3. Prepare and compact sub-grade ensuring surface is within 1-inch (1”) of established grade after 95% compaction. Add crushed aggregate sub-grade material as required.

4. Provide and install formwork and moisture barrier per industry standard.

5. Provide and install reinforcing bar (#4 or larger) no more and install 6x6 W1.4 x W1.4 Welded Wire Mesh per industry standard.

6. Provide, place, and finish 4000 psi concrete. Slab-on-grade (SOG) minimum thickness to be 8-inches for loading dock access, 6-inches for standard parking, and 4-inches for personnel walkways.

7. Ensure finished edge surface height matches adjacent surfaces with no more than 1/16-inch lip. Broom finish on exposed face is required. Provide control joints in approximate 10 foot squares.

8. Provide and seal all construction joints with Sikaflex 1c SL or Contracting Officer approved equal.

9. Provide moisture protection during times of inclement weather to protect the underlayment and concrete from moisture and damage. Concrete will not be placed during conditions subject to freezing weather.

10. Sealcoat SOG. Paint all parking stall stripes, ADA markings, concrete borders, and curbs to match existing layout.

11. Protect finished concrete from damage until accepted by GSA Project Manager.

12. Closeout Requirements: Final inspection and all closeout items must be completed prior to submitting the final invoice for payment. All construction debris, along with contractor tools, equipment, and materials shall be removed from the jobsite. Refuse and recycling records shall be provided as part of Closeout.

Section 7:

Submittals

Submittals: Manufacturer’s product data, product samples and MSDS data sheets must be submitted to the Project Manager and Contracting Officer in the form of a submittal. Submittals verify design intent; however, approved submittals DO NOT automatically constitute a waiver to the contract document requirements. If a waiver or deviation from the contract document requirements is required the Contractor must submit a Request for Information (RFI) to the Contracting Officer. The Contracting Officer will determine if a waiver is permitted and respond to the RFI.

Submittals required by this contract are the following:

1. Construction schedule and updates with substantial completion inspection.

2. Product data/cut sheets.

3. Refuse and recycling manifests at closeout.

Section 8:

Attachments

Attachments:

1. A-1 Layout

2. A-2 Photos.

END OF SCOPE