ATTACHMENT 1 - STATEMENT OF WORK.pdf

ATTACHMENT 1 – STATEMENT OF WORK

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UNITED STATES DEPARTMENT OF AGRICULTURE

NATIONAL AGRICULTURAL LIBRARY

FACILITIES SERVICE

10301 BALTIMORE AVENUE

BELTSVILLE, MARYLAND 20705-2350

STATEMENT OF WORK AND SPECIFICATION

TO

REPAIRS TO CHILLER #2, A SHUT-OFF VALVE, CONDENSOR & HW

PUMPS, & COOLING TOWER

May 4, 2026

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C.1 GENERAL INFORMATION

C.1.1 NOT USED

C.1.3 SCOPE OF WORK

C.1.3.1 The service provider (SP) shall inspect Chiller #2 for the refrigerant leaks and provide pricing to conduct the repair as an option. The SP shall repair the leak and provide pricing for replacing up to 200 pounds (lbs) of refrigerant. In the event it is determined the chiller needs more than 200 lbs of refrigerant, the SP shall provide pricing to top the unit off as an option priced per lbs.

Upon completion of Chiller #2 repairs, the SP shall conduct a start-up of the unit per the manufacturer's recommendations and provide operational reports.

The SP shall replace the 8” butterfly shut off valve to Condenser Pump #1. The SP shall replace the bearings on Condenser Pump #1 and the seals on Pump #2. Upon completion of replacing the valve, bearings & seals, the SP shall conduct a start-up of each unit per the manufacturer's recommendations and provide operational reports.

The SP shall replace the seals on Hot Water Pumps #1 and #2. Upon completion, the SP shall conduct a start-up of each unit per the manufacturer's recommendations and provide operational reports.

The SP shall replace the Cooling Tower Cell #1 Fan Motor #1 and V-belts. Upon completion of the cooling tower repairs, the SP shall conduct a start-up of the unit per the manufacturer's recommendations and provide operational reports.

C.1.4 PERSONNEL

C.1.4.1 The SP shall furnish fully trained and qualified personnel to accomplish tasks outlined in this work statement. All SP employees shall be U.S. citizens. A U.S. citizen is defined as an individual who is native born, naturalized, or derived citizenship from U.S. parent(s). An individual possessing a “green card” (permanent resident alien) is not considered a U.S. citizen. The SP shall employ only persons able to speak, read, write, understand and communicate in English.

C.1.4.2 All personnel employed by the SP or any representative of the SP entering Government property shall obey instructions, rules, regulations, or operating procedures that apply to National Agricultural Library (NAL). SP shall be responsible for maintaining satisfactory standards of employee professionalism, competency, conduct, appearance, and integrity in accordance with the Department of Agriculture Human Resources Management Employee Responsibilities and Conduct Personnel Bulletin (735-1) (accessible at http://www.usda-ethics.net).

The Government reserves the right to require removal from the work location of any SP employee who endangers persons or property or whose continued employment is inconsistent with the interests of the Government as determined by the CO.

C.1.5 OPERATION CONDITIONS

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C.1.5.1 Normal working conditions NAL entail risks associated with facility maintenance.

C.1.5.2 NAL’s normal business hours are 5 days per week, Monday through Friday (excluding federal holidays), from 0800 to 1630 EST / EDT.

C.1.5.3 Federal holidays are listed below for information. The SP is not required to staff NAL during holidays.

NEW YEARS DAY LABOR DAY

M.L. KING JR BIRTHDAY COLUMBUS DAY

PRESIDENTS’ DAY VETERANS’ DAY

MEMORIAL DAY THANKSGIVING DAY

JUNETEENTH CHRISTMAS DAY

INDEPENDENCE DAY

Other days or partial days designated by Federal statute, Executive Order, Presidential Proclamation, or the facility Director.

C.1.6 PHYSICAL SECURITY

C.1.6.1 The SP must comply with USDA, ARS, NAL, and associated worksite security policies and procedures and any other security measures or directives that are implemented for the protection of personnel, facilities, and other Government assets.

C.1.7 SAFETY, HEALTH, AND ENVIRONMENTAL PROTECTION

C.1.7.1 ACKNOWLEDGEMENT OF RISKS

C.1.7.1.1 The SP shall provide its personnel with full and realistic information pertaining to the potential hazards of their work at NAL. SP is responsible for its employees’ compliance with health and safety procedures and is liable for any consequences of its employees’ failure to comply with known or common-sense health and safety procedures or practices.

C.1.7.2 COMPLIANCE

C.1.7.2.1 The SP shall actively support NAL safety, health, environmental protection, and hazardous waste programs by ensuring compliance with Federal, state, and local environmental, safety, and health laws and regulations.

C.1.7.2.2 The SP shall allow access to areas under SP control for environmental inspections to determine compliance with Federal, state, and local environmental policies, regulations, and procedures. Any records requested by a regulatory authority must be produced in the timeframe imposed by that authority.

C.1.7.3 OCCUPATIONAL SAFETY, HEALTH, & ACCIDENT PREVENTION

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C.1.7.3.1 The SP shall perform the requirements of this SOW in compliance with Federal, state, and local safety and health laws and regulations. The SP shall comply with the Occupational Safety and Health Act (OSHA) (Public Law 91-596) and the resulting OSHA Standards 29 Code CFR 1910 and 1926 to protect Government resources and the general public. The SP shall follow OSHA criteria as they pertain to occupational safety and health for its employees.

C.1.7.4 HAZARDOUS MATERIAL CONTROL

C.1.7.4.1 The contractor must review the Asbestos Management Plan periodically and before any work that may disturb asbestos.

C.1.7.4.2 The contractor must test for lead paint before performing any work that may disturb any paint.

C1.8 FIELD VERIFICATION

The SP shall field verify all new and existing dimensions affecting the work of this contract before ordering products.

C.2 SPECIFIC TASKS / REQUIREMENTS

C.2.1 SP shall complete all work, which includes furnishing all supervision, labor, material, equipment, and services to inspect & repair chiller #2, condenser pumps #1 & #2, and the cooling tower.

Chiller #2 Repairs

1. Shut down & Prep work: The contractor shall provide all labor and material to

a. Lock-out-tag-out chiller #2.

b. Prep chiller for refrigerant leak inspection

c. Prep chiller for all fluids leaks inspections

2. Inspect & Repair: The contractor shall provide all labor and materials to

a. Test for the location of the refrigerant leak on chiller #2

b. Test for a noticeable leak on the condenser side.

c. Option #1 – Provide a cost to conduct the refrigerant leak repair, additional fluids leaks repairs, leak test, & replace up to 200 lbs. of refrigerant & 10 gallons of oil (if necessary)

d. Install a new condenser refrigerant service valve cover

e. Place the chiller back in service

f. Perform an operational inspection

g. Provide results from the operational inspection

8 -Inch Butterfly Valve Replacement

a. Lock-out-tag-out the condenser pumps.

b. Prep the pipe for replacement of the 8” butterfly valve

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2. Install: The contractor shall provide all labor and material to

a. Install a new 8” butterfly valve with the following specs

i. Material: Cast Iron

ii. Size: 8IN

iii. Product Type: Lug

iv. Operator: Gear

v. Seal Material: EPDM

vi. Disc Material: Aluminum Bronze

vii. Pressure Max: 200PSI

b. Test for leaks

c. Begin work on the condenser pumps #1 & #2

Condenser pumps repairs

a. Prep each pump for repairs (#1 bearings replacement, #2 seal replacement).

2. Install: The contractor shall provide all labor and material to

a. Install new bearings on pump #1 & the seal on pump #2 with the following specs

i. Make – Nidec Motor

ii. Model – HE09

iii. 60 Hz, 75 HP, 1780 RPM, 3PH

b. Start-up & test each pump per the manufacturer’s recommendation.

c. Place pumps back in service once complete.

Clean the site of all debris pertaining to this task Cooling Tower Repairs

Hot water pumps repairs

3. Shut down & Prep work: The contractor shall provide all labor and material to

a. Prep each pump for repairs (#1 & #2 seal replacement).

4. Install: The contractor shall provide all labor and material to

a. Install new seals on pumps #1 & #2 with the following specs

i. Make – Armstrong Motor

ii. Model – IVS-4300-5x5x8-4075ho

iii. 60 Hz, 5 HP, 1800 RPM, 3PH

iv. Imp dia. 734in

v. Max press 175 PSI/ Max temp 200℉

b. Start-up & test each pump per the manufacturer’s recommendation.

c. Place pumps back in service once complete.

d. Clean the site of all debris pertaining to this task

Cooling tower fan motor repairs

a. Lock-out-tag-out the cooling tower.

b. Remove the cooling tower cell #1 fan motor #1, sheaves & v-belt.

2. Install: The contractor shall provide all labor and material to

a. Install a new cooling tower fan motor on cell #1 fan #1

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b. Install a new v-belt connecting the cooling tower fan and motor on cell #1 fan #1

c. Install a new fan motor & sheaves with the following specifications

i. Phase: Three

ii. HP (kW): 20 (15)

iii. Voltage: 208-230/ 460V AC

iv. Amp: 53.3-48.2/ 24.1

v. Nameplate RPM: 1765 rpm

vi. Frame: 254/6T

vii. Hz: 60

viii. SF: 1.25

ix. Nom Eff: 93%

x. Max ambient temp: 40℃

xi. NEMA design: B

xii. Duty: Continuous

xiii. Grounding ring: Aegis

xiv. VFD capabilities: Yes

d. Install 1 (8 per unit) v-belts with the following specifications

i. V-belt number: RB100

ii. Outside length: 103.8”

iii. Top width: 5/8”

iv. Thickness: 0.531”

v. Compound material: Styrene Butadiene rubber

vi. Top Band material: Fabric/ neoprene

vii. Cover material: Cotton/ polyester blend

viii. Cord material: Polyester

3. Start-up & test operation: The contractor shall provide all labor and materials to

a. Start-up & check the newly installed motor & belt for proper operation per the manufacturer’s recommendations.

b. Ensure the cooling tower is back in optimal performance.

4. Site Cleanup: The contractor shall provide all labor and materials to

a. Remove any debris related to this project to bring the site back to its original condition prior to work beginning.

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C.3 PHOTOS

Photos 1&2 Chiller #2 & Nameplate

Photo 3 Chiller #2 Missing condenser refrigerant service valve cover

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Photo 4 Potential leak on condenser of chiller #2

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Photo 5 Damaged 6” shut-off valve

Photos 6 & 7 Condense pump #1 with damaged bearings & nameplate

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Photos 8 & 9 Condenser pump #2 with damaged seals & nameplate

Photo 8 Hot water pumps #5 & #6

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Photos 9-11 Hot water pumps #5 nameplates

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Photos 12-14 Hot water pumps #6 nameplates

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C.5 DELIVERABLES

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The contractor shall provide the following deliverables in the performance of this SOW. A description of materials is listed on the SUBMITTAL REGISTER.

# Title Description Due Date 1 Schedule The contractor shall provide a project schedule outlining the milestones of the task order.

NLT 5 days after the notice to proceed.

2 Material Submittals

The contractor shall provide submittal data from the materials listed on the submittal register.

Within 14 days after the notice to proceed.

3 Ordered materials The contractor shall provide an order sheet with all materials listed.

NLT 3 days after receiving the delivery slip.

4 Testing & start up reports

Reports pertaining to tests & start-ups of the chiller, pumps, & cooling tower

NLT 5 days after testing & start-ups are completed.

5 Final report The contractor shall provide a final report of all tasks completed.

NLT 5 days after the final walk through

6 Warranty The contractor shall provide a one-year warranty.

At the time of the final payment request & contract closeout.

END OF SECTION

C.2 SPECIFIC TASKS / REQUIREMENTS