chillerreplacement 1 .doc

SCOPE OF WORK

Chiller Replacement Project

Drug Enforcement Administration

Office of Training

2500 Investigation Parkway Quantico, Virginia 22135 1.) Overview Statement

To meet the needs of Drug Enforcement Administration (DEA) Office of Training’s mission and provide a training environment conducive to learning and to comply with Executive Order # 13423 and 13514, The Federal Clean Air Act, and the Montreal Protocol, the DEA proposes to replace the two (2) aging Trane RTAA-270 ton, R-22, Chillers located on the roof of the DEA Training Academy Building with new, energy efficient, CFC compliant, warranted units and all associated materials and labor.

2.) Scope of Work

The Contractor shall provide all equipment, materials, rigging, supervision, and labor to complete the following Scope of Work in a safe, timely, and professional manner in accordance with all Federal, State and local codes and ordinances, Environmental Protection Agency (EPA), Occupational Safety & Health Administration (OSHA), and all other regulatory standards. All work shall be performed in a workmanship like manner using trade and industry accepted methods and practices by properly trained and/or licensed (where required) personnel in any of the trades required to complete this Scope of Work. The contractor shall confirm the location, tonnage and electrical sizing, physical dimensions, weight, piping, control operation and connections, valve operation, and rigging requirements prior to ordering materials or beginning work to insure that no shortages in service or operation will result when the replacement project is complete and that every effort is made to prevent additional costs or modifications to the proposals submitted for work required in this scope.

A.) Equipment and Project Services to be provided:

1. Remove two (2) Trane RTAA-270 ton R-22, Air Cooled Rotary Liquid Chillers from their existing location in a manner that allows for the continuous operation of one chiller (existing or replacement) at all times during the project.

Note: The two (2) existing chillers are still in working condition. After removal, the contractor shall take possession of the two (2) chillers. It is up to the contractor’s discretion whether or not to incorporate a trade-in value into their quote.

2. Recover and dispose of all refrigerant from the existing units before removal from their current location in an EPA/CFC mandated, environmentally friendly manner.

3. Install two (2) 270 ton (minimum tonnage matching existing as close as possible), R-134A Chillers that meet or exceed all current energy requirements and all projected CFC requirements currently established.

4. The new chillers shall be air cooled and of a multiple compressor and fan type that energize/de-energize components based on demand/control requirements for efficiency.

5. The new chillers shall utilize the existing electrical service and automation control points and provide the same control, status, and monitoring capabilities as the existing chillers connected to the building Automated Logic 10VDC system. Alterations are expected to the connection points of power and controls to accommodate the new unit’s connection locations.

6. The new chillers shall be installed on the existing support structure without any additional columnar supports or roof alterations. The existing support framework may be modified to accommodate the required mounting/isolation hardware for the new units and any demolition of the handrails, catwalk, and toe kick on the existing framework required for removal and replacement shall be reinstalled/refitted before the project is complete and shall be fitted to meet current building/safety code.

7. Install new chilled water flow control valves (one for each chiller set) to replace the existing Bray valves and new chilled water supply and return valves (butterfly type) to insure positive open/close operation for future service and maintenance.

8. Install new pipe where required to accommodate the connection locations of the new chillers and install new insulation and heat tape on all exterior chilled water piping and valves (disturbed or undisturbed in the project work) equal to or exceeding the current/existing R-value.

9. The contractor shall provide all liaison services for design, support, installation, start-up, equipment operation, and warranty compliance with the manufacturer of the new equipment.

10. The contractor shall provide all documentation, registration requirements, warranty compliance, start-up information, manuals, and technical specifications to all parties that require these records.

11. The contractor shall provide the necessary training for start-up and operation to the designated government personnel to insure proper operation and care of the new equipment (not to exceed 8 hours) at the DEA Training Academy.

12. The contractor shall provide spare fuses, filters, and/or chemicals to complete one complete annual PM service and/or replacement.

B.) Licensing and Insurance The Contractor shall be a factory authorized installer for the proposed equipment (chillers) to be installed.

The contractor shall provide DEA with a copy of all required State and local licensing and insurance certification fifteen (15) days prior to the start of work. The contractor if necessary, shall also obtain all permits necessary to complete the work specified herein fifteen (15) days prior to starting the work.

C.) Preparation

The Contractor shall provide all resources necessary to evaluate, prepare, coordinate, schedule, pre-fabricate, and obtain all parts and materials prior to the start of work to insure the minimal amount of downtime to the HVAC System.

D.) Co-ordination

The removal and replacement, rigging, welding (hot work) and any other associated work shall be accomplished on weekdays and it is the contractor’s sole responsibility to coordinate the permitting, date, and time with the DEA Office of Training Facilities Staff, and any other parties including providing adequate personnel and equipment to insure public safety.

E.) Schedule and “Down Time”

Services shall not commence until September 2010. Exact dates will be scheduled at time of award. Every effort shall be made by The Contractor to provide no more than three (3) weeks of actual downtime per Chiller and a total project completion time of 6 weeks.

F.) Personnel Security Requirements

1. Due to DEA’s security requirements The Contractor shall at least fourteen (14) days prior to starting work, submit a complete list of all persons (employees and sub-contractors) that they purpose to have work on this project. The list shall include the Full Name, Date of Birth, Social Security Number, Race, Gender, Drivers License Number, State of Issue, Home Address, and position/Title/duties of each person. Failure to comply may result in person/s being refused access to the buildings and will not be the Governments responsibility for any costs or delays in the project.

2. It is the contractor’s responsibility to provide personnel suitable for access and it will not be the responsibility of the government for any additional costs or delays incurred from the submittal of unsuitable individuals by the contractor.

G.) Clean Up and Damage Prevention

The Contractor shall be responsible for the removal and disposal of all unneeded materials and trash generated in the performance of the work in this Scope. All efforts will be made by the contractor to recycle refuse generated in the accomplishment of this project.

The Contractor shall keep all building and work areas safe and free of debris daily. Care is to be exercised in the removal and disposal of all materials. Special attention shall be exercised in the performance of all work on the membrane roof surface including any necessary protection to work areas and access routes.

The contractor shall be responsible for insuring the safety of all persons on or around the construction areas including additional personnel when needed for life safety /traffic control when using any cranes and/or rigging equipment.

The Contractor shall be responsible for any damage to Government, building, and/or personal property damaged by any persons hired, employed, or contracted during the course of completing this work.

H.) Finalization

The Contractor shall provide a test of the entire Chiller Units on completion of the work detailed in this Scope. The start-up will be scheduled in advance and coordinated with all parties having a vested interest in this project.

The finalization and acceptance of this project shall include but not be limited to:

Testing all equipment installed by The Contractor

Checking all fluid and pneumatic fittings and connections.

Checking all wiring and electrical connections.

Checking all refrigeration connections.

Checking and documenting voltages, temperatures, flow, and pressures.

Checking and adjusting the chemical water treatment for the chilled water loop to 800 ppm.

Submittal of all Manufacturers literature and specifications on the installed equipment.

Submittal of O & M manuals for all installed equipment with Model and Serial numbers.

Completion of all manufacturers’ check-list and warranty paperwork.

Correct any deficiencies and place equipment in service.

The Contractor shall provide a minimum of a one (1) year warranty on all parts, labor, material, and services provided on this project. The warranty period shall begin on the date of written acceptance by the Government.