Bldg 100 HVAC Repair SOW - EO.docx

DEPARTMENT OF HOMELAND SECURITY

UNITED STATES COAST GUARD

Sector San Francisco

Scope of Work for

BLDG 100 HVAC Repairs

PSN:

Work Order:

at

1 Yerba Buena Island, Yerba Buena Island Northgate Rd, San Francisco, Ca 94130

Contracting Officer (KO)

CWO Victor M. Regalado Sector Engineer Officer

VMR

A. GENERAL INFORMATION

Title of Project: U.S. Coast Guard (USCG) BLDG 100 HVAC Repairs

1. Scope of Work: The purpose of this contract is to provide all necessary labor, materials, equipment, and supervision to perform corrective maintenance, diagnostics, and component replacement on two (2) rooftop Air Handling Units (AHUs) located at Building 100. The objective is to restore both units to full and proper operational status. The Contractor shall execute the following tasks in accordance with all manufacturer specifications and applicable federal and local safety codes. All work shall be coordinated with the facility's Contracting Officer's Representative (COR).

2. General Requirements (Applicable to All Work):

· The Contractor shall perform a full Lock-Out/Tag-Out (LOTO) of each unit before commencing any work.

· The Contractor must maintain a clean and safe work environment. All removed components, used materials, and debris shall be properly disposed of off-government property in an approved manner.

· Upon completion of all tasks for each unit, the Contractor shall start, test, and verify the proper and safe operation of the unit in the presence of the COR.

2.1 Air Handling Unit #1 (AHU#1) - System Repairs & Component Replacement

· Refrigerant Management:

· Recover all existing R-410A refrigerant from the system into certified recovery cylinders.

· Compressor Replacement:

· Remove and replace one (1) seized 13.4-ton compressor.

· Hoisting of the old and new compressors to and from the roof is required. On-site project manager shall coordinate any hosting operations with the COR.

· Electrical Component Replacement:

· Replace two (2) compressor contactors.

· Replace two (2) compressor circuit breakers.

· Replace four (4) condenser fan contactors (40A 120V).

· Replace two (2) auxiliary switches.

· System Component Replacement:

· Replace two (2) failed compressor crankcase heaters.

· Install one (1) new liquid line filter drier.

· System Verification & Recharge:

· Perform a full system leak check using dry nitrogen.

· Evacuate the entire system to the proper micron level as per manufacturer specifications.

· Recharge the system with approximately 60 lbs. of new R-410A refrigerant. The final charge shall be trimmed to meet operational parameters.

2.2 Air Handling Unit #1 (AHU#1) - Condenser Coil Cleaning

· Chemical Cleaning: Chemically clean the condenser coil to remove all dirt, debris, and other contaminants that impede airflow.

· Rinsing: Thoroughly rinse the coil and surrounding areas to remove all cleaning agents and dislodged debris.

· Reassembly: Reassemble any panels or components removed for access.

2.3 Air Handling Unit #2 (AHU#2) - Troubleshooting & Diagnostics

· System Inspection: The Contractor shall perform a thorough diagnostic inspection to identify the root cause of the "Interlock Error Code."

· Inspection Scope:

· Visually inspect all accessible HVAC-R equipment.

· Inspect all electrical components, system controls, and safety circuits.

· Test and verify the sequence of operation to isolate the fault.

· Reporting: Upon completion of diagnostics, the Contractor shall provide a detailed findings report to the COR outlining the recommended repairs, including a list of any required parts. No further repair work on AHU#2 shall proceed until approved by the COR.

B. CONTRACTOR REQUIREMENTS

1. During the execution of this contract, the Contractor shall conform to the rules and regulations as set forth by EPA and OSHA Safety and Health Standards, 29 CFR Part 1926 - Safety and Health Regulations for Construction and California Code of Regulations, Title 8, Div. 1, Ch. 4, Subchapter 4 Construction Safety Orders, and EM 385-1. When the standards differ, the more restrictive standard shall apply. The contractor shall provide barriers, temporary fencing, trench covers, etc. wherever work could cause injury to workers, visitors, Coast Guard personnel, or dependents. An Accident Prevention Plan shall be submitted by the contractor prior to any commencement of work.

2. The Contractor and/or its personnel shall refrain from smoking while inside any federal buildings, within 50 feet of any entrance to the buildings, and within 50 feet of any flammables. A designated smoking area is available on-site.

3. The Contractor and/or its personnel are authorized to utilize government building’s restroom facilities.

4. The Contractor shall provide all management, supervision, labor, materials, supplies, and equipment (except as otherwise noted herein).

5. Refuse, excess or waste materials resulting from construction operations shall become the property of the Contractor and shall be recycled and/or disposed of off Government property. All disposals shall be done in accordance with federal, state, and local laws and regulations.

6. The location or lay down area of materials will be available on base with location to be determined by COR and Facilities Engineer depending on size. The Contractor shall be responsible for protecting materials stockpiled against weather, damage, theft, and other risks of loss. The Coast Guard assumes no responsibility for material or equipment left in the storage area.

7. Limited water and standard 110v electricity are available. Cost of these utility connections and disconnections of machinery or equipment shall be the responsibility of the Contractor. Personnel using extension cords to bring power from another location for construction, maintenance, remodeling, etc., shall employ portable ground fault circuit interrupters (GFCIs), even if connecting to building wiring. Use of portable generators is authorized at contractor expense to power portable equipment.

8. The Contractor shall plan, schedule, coordinate and assure effective service to meet U.S. Coast Guard requirements.

9. Investigate the site per FAR 52.236-3 to ascertain the general and local conditions which can affect the work or its cost. Photographs provided below for reference; however, it is highly encouraged the contractor field verify to identify all factors or interferences concerning the job being sought.

10. The contractor shall field verify all information provided.

C. GOVERNMENT RESPONSIBILITIES

1. The government will provide Contractor personnel with access to all spaces necessary for any component associated with this project during normal business hours. Office building hours are as follows: Monday through Friday 0700 through 1700 (7am – 5 pm). Any scheduled working times outside normal business hours by Contractor personnel shall be coordinated with the Engineer Officer CWO Victor M. Regalado victor.m.regalado@uscg.mil and/or Jonathan Garce at Jonathan.E.Garces@uscg.mil prior to the commencement of said work. At any time, scheduled work needs to go beyond normal business hours, the Contractor shall immediately notify CWO Victor Regalado and/or MKCS Jonathan Garce.

2. No work shall be scheduled during Federal Holidays or Weekends, unless prior approval has been coordinated with the Engineer Officer CWO Victor M. Regalado victor.m.regalado@uscg.mil and/or Jonathan Garce at Jonathan.E.Garces@uscg.mil.

3. All Contractor access to designated restricted and/or controlled access spaces will be coordinated with the Command Security Officer prior to accessing these spaces. Once in these spaces, Contractor personnel will be monitored by Coast Guard personnel with appropriate access and clearance to be inside these designated restricted and/or controlled access spaces throughout the performance of work in these spaces. At no time shall the entry points of these spaces remain unlocked to facilitate ease of installation.

D. REPORTING REQUIREMENTS

1. The contractor is required to provide verbal progress reports daily for the period of project duration. The progress report shall cover all work completed during the day and shall present the work to be accomplished during the subsequent period. This report shall also identify any problems that arose and a statement explaining how the problem was resolved. This report shall also identify any problems that have arisen but have not been completely resolved and provide an explanation.

2. All verbal progress reports shall be provided to the Engineer Officer CWO Victor M. Regalado victor.m.regalado@uscg.mil and/or Jonathan Garce at Jonathan.E.Garces@uscg.mil prior to Contractor departing the premises of Sector San Francisco Area of Responsibility and where the work is being performed.

E. CONTRACTOR EXPERIENCE

1. The Contractor shall provide a Certificate of Insurance to indicate the liability, property, and accident coverage held by the Contractor, as well as any optional insurance recommended by the Contractor. The United States Coast Guard (USCG) shall be listed as “Additional Insured” on all Certificates of Insurances.

2. The Contractor and its personnel shall conform with the same high standards of behavior applicable to the maintenance of government equipment. All individuals performing any portion of maintenance and/or installation associated with this project shall be properly trained and qualified for the work to which that is assigned.

F. SECURITY REQUIREMENTS

1. The Contractor and its personnel performing work under this project shall be always escorted whenever work is to be performed in designated restricted and/or controlled access spaces. At no time shall the Contractor and its personnel be left unattended while working in designated restricted and/or controlled access spaces. Escorts shall be Coast Guard members currently assigned to the designated facility complex with appropriate clearance levels and access to be in the specific designated restricted and/or controlled access space at the time work is to be performed.

2. The Contractor shall provide employee information for all foreign nationals (defined as those employees not currently designated a U.S. Citizen as determined by applicable U.S. law, regulation, or policy) prior to the commencement of any on-site work related to this project and entry onto the premises of the U.S. Coast Guard owned facilities. Individuals determined to meet the criteria to be considered a foreign national will be allowed access to U.S. Coast Guard owned facilities; however, these individuals will be prohibited from accessing the designated restricted and/or controlled access spaces, even when under escort, unless otherwise approved by the Command Security Officer.

3. The Contractor shall provide a personnel alphabetical roster of all individuals assigned to perform work under this project, listing the dates work is to be performed by the individual – daily rosters may be provided for ease of facilitating the next day’s work. Daily rosters shall be provided to the Engineer Officer CWO Victor M. Regalado victor.m.regalado@uscg.mil and/or Jonathan Garce at Jonathan.E.Garces@uscg.mil no later than 1500 the day before work is to be performed.

4. The Contractor and its personnel shall provide a valid non-expired state or federal issued photo identification card or credential upon accessing U.S. Coast Guard owned facilities and whenever entering the main entrance. Identification cards or credentials shall be handed to the sentry and front desk watch-stander for visual inspection and validation. Failure to provide a valid non-expired state or federal issued photo identification card or credential will prevent your access to U.S. Coast Guard owned facilities, even if under escort.

5. Any U.S. Coast Guard facilities credentials issued to the Contractor and its personnel shall clearly indicate an expiration date no later than the period of this project. Each credential issued will be tracked and surrendered upon request by the Coast Guard or upon completion of this project, whichever occurs first. All issued credentials shall be always worn and visible. Whenever actively working, the credential may be removed as a safety precaution but shall be immediately returned to a visible location on person when no longer a safety concern.

6. Contractors shall provide the COR with 24 hours of advance notice of every delivery to the site (e.g., concrete, lumber, parts, etc.) and provide the company name, delivery person, and phone number of the firm(s) making deliveries. All vehicle access to government property requires vehicle registration and proof of liability insurance. Otherwise access to the Coast Guard facility may be denied.

G. PLACE AND PERIOD OF PERFORMANCE

1. Place of Performance – All work related to the components of this project shall be performed at the U.S Coast Guard 1 Yerba Buena Island, Yerba Buena Island Northgate Rd, San Francisco, Ca 94130

2. Period of Performance -

a. The installation of all associated components in this project shall be completed within ten (10) calendar days after the award date.

b. This project shall be completed within three (03) calendar days after the start date.

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