attachment_5_bid_2922_24.pdf

Attachment 5: Scope of Services RFB 2922-24 Cleaver Brooks Boiler Maintenance and Repair Services

Contractor Initials: ______

Date: ___________

1. The Contractor shall provide “steam heating system maintenance and inspection services” for Cleaver Brooks boilers and associated steam heating system equipment located at 281 North State Street, Concord, NH 03301 for the Department of Corrections.

2. The term “steam heating system maintenance and inspection services” as used above shall include providing all supervision, materials, equipment, labor, and transportation necessary for the successful completion of the work under the terms and conditions contained herein. The equipment covered by this agreement is as follows:

Make Model Serial Number Blower Serial # Cleaver Brooks CB700X-350HP 0L077278 K215JL1851 Cleaver Brooks CBJT-2W700-350-200ST T9647-1-2 YA215TTFBD6004AB M Cleaver Brooks CBJT-2W700-350-200ST T96471-1 YA215TTFBD6004AB M

2.1. Deaerator model SMP45-600-3G and serial PG-10318.

2.2. Surge tank information is unreadable.

3. The term “steam heating system maintenance and inspection services,” as used above shall mean inspecting and servicing the equipment list above as described herein according to manufacturer’s recommendations.

3.1. Summer Maintenance (before end of May):

3.1.1. Drain and open boilers fire and waterside for inspection.

3.1.2. Inspect pressure vessel for cracks, visible corrosion, and scale.

3.1.3. Inspect attaching mechanisms.

3.1.4. Inspect boiler for any visible signs of hot spots and discoloration.

3.1.5. Inspect fireside of boilers, clean heat exchanger surfaces as needed to be free of soot.

3.1.6. Inspect the refractory and insulation for wear.

3.1.7. Open waterside manholds and handholds for inspection.

3.1.8. Inspect and flush water side of boilers with water.

3.1.9. Have boiler opened and available for inspection by 10:00 AM on May 31, 2023, by State boiler inspector.

3.1.10. Inspect water column and gauge glass for wear and etching.

3.1.11. Open and inspect internals of low water cutoff equipment.

3.1.12. Provide fireside and waterside gaskets.

3.1.13. Reseal boiler access panels both fireside and water side.

3.1.14. Blow down the gauge glass & assembly.

3.1.15. Inspect and flush pressure control tree as needed.

3.1.16. Perform a low drain test of low water cutoff.

3.1.17. Perform ASME Gas Train Safety Test on Gas Valves

3.1.18. Test operation of safety controls.

3.1.19. Test flame failure detection system for pilot & main fuels.

3.1.20. Test flame failure safety shutdown timing.

3.1.21. Test fuel train interlocks.

3.1.22. Test temperature/pressure interlocks.

Attachment 5: Scope of Services RFB 2922-24 Cleaver Brooks Boiler Maintenance and Repair Services

Contractor Initials: ______

Date: ___________

3.1.23. Test operating and high limit control functionality.

3.1.24. Test trial for ignition and full sequence timing.

3.1.25. Inspect the feed water valve and controls for proper operation.

3.1.26. Inspect blowdown valve and equipment for leakage and wear.

3.1.27. Set Boiler Combustion and Record Results

3.2. DA Tank:

3.2.1. Open manway, flush surfaces, level controls and blowdown column.

3.2.2. Check anode. Replace, if necessary, with State supplied anode

3.2.3. Provide gaskets and close

3.2.4. Test operation of water level control system.

3.2.5. Bring the DA tank online.

3.3. Surge Tank:

3.3.1. Open manway, flush surfaces, level controls and blowdown column.

3.3.2. Check anode. Replace, if necessary, with State supplied anode

3.3.3. Provide gaskets and close

3.3.4. Test operation of water level control system.

3.3.5. Bring the DA tank online.

3.4. Winter Maintenance December:

3.4.1. Tune boilers for optimum efficiency and provide written report of combustion results for each boiler.

4. The Contractor shall, in performing the services as described herein utilize mechanics certified to repair and maintain Cleaver Brooks steam boilers systems and associated equipment and controls.

5. All replacement parts shall be new and of the same quality and brand name as that being replaced. All supplies such as oils and gaskets shall be as specified by the equipment manufacturer. Substitutions will be permitted only with prior authorization of the Contracting Officer or his designated representative.

6. The Contractor shall, after each scheduled or emergency call and before leaving the job site, present a written summary of the work performed and obtain the contracting officer’s signature thereon.

7. The State shall:

7.1. Shut down and cool the steam heating equipment prior to Contractor’s arrival.

7.2. Lockout and tag out all equipment.

7.3. Schedule State boiler inspector.

7.4. Transfer DA and Surge Pump Operation and Condensate Return System to Operate off one tank or the other

7.5. Be able to provide full steam load to tune boilers.

7.6. Examine any documents submitted by the Contractor and rendering decisions pertaining there to promptly to avoid delay in the progress of the Contractor’s work.