Attachment_1_Statement_of_Work.pdf

Lake Mead National Recreation Area

Boulder City, Nevada

SERVICES REQUEST: ICC Chillers, Service Base +4

DATED: May 17, 2024

Prepared By: Arthur Samons, Water System Operator III

NATIONAL PARK SERVICE

Lake Mead National Recreation Area

LAKE – ICC Chillers Service

STATEMENT OF WORK: ICC CHILLERS SERVICE

1. BACKGROUND

Lake Mead National Recreation Area (LAKE) is a U.S. national recreation area in Southeastern Nevada and Northwestern Arizona. Operated by the National Park Service, Lake Mead NRA follows the Colorado River corridor from the westernmost boundary of Grand Canyon National Park to just north of the cities of Laughlin, Nevada and Bullhead City, Arizona. LAKE offers many recreational opportunities including boating, hiking, fishing, and both tent and RV camping. Because of these attractions, An ICC building is needed for emergency response and dispatch roles.

This project will provide annual and quarterly service for the chillers that service the ICC building.

Chiller Specs:

See attached Cutsheet.

2. PROJECT LOCATION:

Project is located at 101 Katzenbach Drive, Boulder City, NV. 89005

3. PROJECT TASKS

The following tasks shall be completed by a qualified HVAC technician as a part of this contract.

A qualified technician is a person who has gained a certificate of completion at an HVAC trade school.

Chillers:

1. Annual Service (1 per year)

A. Check Operation Of Unit Controls B. Check Super Heat And Sub Cooling C. Clean And Tighten All Electrical Connections D. Inspect Compressor Motor Magnetic Starter(S) E. Inspect Condenser Fan Motor Contactors F. Inspect Unit Control Panel G. Inspect Air Cooled Condenser H. Lubricate Fan Motors And Bearings, Per Manufacturer's Recommendations I. Inspect Fan Motor Bearings For Smooth Operation J. Inspect Fan Blades For Cracks K. Inspect Condenser Coils For Signs Of Leaks And/Or Cleanliness L. Clean Condenser Coils M. Check And Record Motor Voltage

N. Check And Record Motor Amperage O. Inspect Unit For Leaks P. Start-Up Unit And Log, Calibrate, And Check Operation Of Compressor Q. Calibrate And Check Operation Of Controls R. Calibrate And Check Operation Of Refrigerant Charge S. Calibrate And Check Operation Of Suction T. Calibrate And Check Operation Of Discharge U. Provide Written Service Report And Log To Building Maintenance Engineering Department

2. Operational Service (3 per year) A. Check Operation Of Unit Controls B. Check Super Heat And Operation Of Expansion Valves C. Check For Unusual Noise And/Or Vibration D. Inspection Condition Of Compressors E. Inspection Condition Of Condenser Fans F. Inspection Condition Of Condenser Coils G. Visually Inspect Unit For Signs Of Oil And Refrigerant Leaks H. Check Control Pressures And Temperatures For Accuracy I. Check Oil Level In Sight Glass

Pumps:

1. Annual Service (1 per year) A. Visually Inspect Pump For Possible Leaks B. Check Pump Seal(S) C. Lubricate Motor Bearings D. Lubricate Pump Bearings E. Clean Motor Ventilation Openings (Pump Off) F. Visually Inspect Pump Coupling G. Check And Record Suction Pressure H. Check And Record Discharge Pressure I. Check And Record Motor Amperage J. Check And Record Motor Voltage K. Visually Inspect Magnetic Starter For Signs Of Wear, Arcing, Overheating, Etc.

L. Inspect, Clean, and Tighten All Electrical Connections M. Blow Down Strainer

2. Operational Service (3 per year) A. Perform Proper Lock-Out Tag-Out Safety Procedures To Perform Service B. Inspect Motor For Signs Of Wear Or Damage C. Clean Motor Ventilation Openings (Pump Off) D. Lubricate Pump And Motor Bearings E. Check Pump Seal And Coupling F. Visually Inspect Pump For Possible Leaks G. Return Unit To Scheduled Operation

Any work or repairs outside the scope of this statement of work are not covered under this contract and must be treated as a separate procurement.

4. CONTRACTOR USE OF PREMISES

a) Contractor will keep worksite organized and clean as work allows

b) Designated areas for staging and contractor access will be identified by NPS COR

c) Contractor will be responsible for disposal of all construction debris and waste

d) Contractor will provide temporary traffic control while working in the road and road shoulders in accordance to the Nevada Department of Transportation Guidelines

e) Any government property damaged during this project will be replaced at the contractor’s expense

f) COR has the right to revoke any of the above privileges at anytime if cleanliness or unprofessional behavior warrants it

5. PERIOD OF PERFORMANCE:

This contract includes initial (base) year service and four (4) consecutive option years of service to follow. The Government may or may not exercise these option years. All tasks and deliverables for this contract must be completed in the designated fiscal year. Each optional service year, if exercised, must occur within its designated fiscal year.