SOW_Repair Boilers and Chillers.pdf

BRKR212006_Repair Boilers, Chillers 148,149

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STATEMENT OF WORK

117th AIR REFUELING WING, SUMPTER SMITH JOINT NATIONAL GUARD BASE

5401 EAST LAKE BLVD. BIRMINGHAM, AL 35217-3545

PART 1 GENERAL

1.1 RELATED DOCUMENTS

A. General provisions of the Contract, including General and Supplementary

Conditions and General Requirements (if any) apply to the work specified in this section. Reference Operations and Maintenance Manual which attached in Part 3.

1.2 DESCRIPTION OF WORK – CONSTRUCT MAINTENANCE PAD

A. This project will consist of removing and installing boilers and chillers located at the 117ARW, 5401 East Lake Blvd, Birmingham, AL 35217. Contractor must provide all materials and equipment to finish project. Any plans provided are original construction documents for information to the bidder and any reference to new work should be ignored. Field verification of all work items, site conditions, or any questions about the work to be performed are required before submission of bids.

B. Purchase and install boiler in building 149. Boiler must have specs equal to or greater:

• Stainless steel vertical fire-tube construction with versatile and adaptive controls.

• Up to 96.2% thermal efficiency at full rate

• 100% factory fire tested

• VERSA IC or equal modulating controller with 7” color touchscreen display

• Raymote™ or equal remote connectivity provided standard

• Up to 15:1 turndown

• Fault history with full diagnostics

• Status display lights

• Cascade up to 4 boilers - no external sequencer required

• Modbus RTU BMS port

• Rich-start ignition system

• Maximum outlet water temperature: 200ºF

• Minimum continuous inlet water temperature: 40ºF

• Limited twenty-five-year thermal shock warranty

• Limited ten-year heat exchanger warranty

• Assembled at a minimum in the USA

• Ability to tie into existing KMC controls

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C. Purchase and install boiler outside building 148 and connect to existing building hot water piping with manual ball valves. Install manual ball valves on existing hot water lines so that the new boiler or existing hot water piping can feed the building. Boiler must have specs equal to or greater:

• Stainless steel water-tube construction, versatile and adaptive controls. Designed for ease of maintenance.

• Up to 96.5% thermal efficiency at full rate

• 100% factory fire-tested

• VERSA IC® or equal modulating controller with 4.3" color touchscreen display

• Raymote™ or equal remote connectivity

• 7:1 turndown

• Fault history with full diagnostics

• Status display lighting in logo on front panel

• Cascade up to 4 heaters - no external sequencer required

• Three pump control (DHW, system and boiler)

• Modbus RTU BMS port

• Maximum outlet water temperature: 200°F (93°C)

• Maximum system temperature: 192°F (89°C)

• Zero side clearance to combustibles

• Indoor/outdoor construction - standard

• PVC, CPVC, polypropylene or stainless steel venting certified

• Limited 20-year thermal shock warranty

• Limited 10-year heat exchanger warranty

• Meets SCAQMD R1146.2 requirements (NOx less than 20 ppm)

• Assembled at a minimum in the USA

• Ability to tie into existing KMC control system for start/stop

D. Purchase and install chiller outside building 148 and connect to existing building chill water piping with manual ball valves. Install manual ball valves on existing chill water lines so that the new boiler or existing chill water piping can feed the building. PEX piping is acceptable for new chill water piping. Chiller must have specs equal to or greater:

• 10-Ton Air Cooled Heat Pump Chiller

• Cabinet of electronic galvanized steel with baked on powder coated finish

• Condenser coil of copper tube with aluminum fins with protective fin coating

• Fins shall have protective coating rated for 2,280 hour salt spray test per ASTM B117-18

• Stainless steel brazed plate refrigerant to water heat exchanger

• Compressors shall be inverter driven, direct flash injected, DC scroll with soft start

• Electronic expansion valve

• Variable speed condenser fans for heat pressure control

• Reversing valve for heat pump operation

• Defrost cycle for heat pump operation

• DDC NASA protocol controller

• BACnet integration gateway

• Chiller remote

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• High and low pressure sensors

• Over voltage protection

• Compressor over current protection

• Phase detection protection

• Wind and Hail guards on all sides

• Start Up, Warranty, and Field Services

• Startup by Factory Certified Technician

• Warranty: 10 Year Parts Warranty

• Ability to tie into existing KMC control system for start/stop

a. Install a 115 gallon exterior chill water accumulation tank with outdoor rated skin and insulation. Tank shall have 3” openings for chill water inlet/outlet.

b. Work schedule – Base is normally open 7AM – 5:30PM Tuesday-Friday. All work to be completed during regular hours, but weekends may be considered work days with one week prior coordination and approval.

1.3 CONTRACT RESPONSIBILITIES

A. The work is one contract bid package that will be delivered directly to the

CONTRACTING OFFICER.

B. Responsibilities of CONTRACTOR:

1. Except as specifically noted, provide:

a) Labor, materials, and equipment.

b) Tools, construction equipment and machinery.

c) Other facilities and services necessary for proper execution and completion of work (locating and flagging underground utilities, etc.)

d) Independent testing lab to do all materials and quality control testing if required.

e) “Provide” means to furnish and install, complete and ready for operation.

f) Protect construction site from unauthorized access. This can be accomplished in several ways. For example setting cones or barrels around an excavation or fresh concrete to prevent vehicles or people from disturbing the site.

2. Give required notices.

3. Comply with codes, ordinances, rules and regulations, orders and other legal requirements of public authorities which bear on performance of work.

4. Promptly submit written notice to CONTRACTING OFFICER of observed variance of contract documents from legal requirements.

a) Assume responsibility for work to be contrary to such requirements, without notice.

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b) Appropriate modifications to Contract Documents will adjust changes necessary due to legal requirements.

5. Enforce strict discipline and good order among employees. Do not employ on work:

a) Unfit persons.

b) Persons not skilled on assigned tasks.

6. Furnish all submittals (including shop drawings, catalog cuts, brochures, test reports, progress schedules, estimates and general correspondence) promptly and on time to be approved before starting the work for which submittals are required.

C. Responsibilities of CONTRACTING OFFICER:

1. CONTRACTING OFFICER to review materials testing lab qualifications submitted by the CONTRACTOR. This responsibility is generally delegated to the Base Civil Engineer Office.

2. Construction Drawings.

1.4 CONTRACTOR USE OF PREMISES

A. Confine operations at site to areas permitted by:

1. Law

2. Ordinances

3. Permits

4. Contract Documents

5. Existing Staging Areas

6. Where directed by CONTRACTING OFFICER.

B. Do not unreasonable encumber site with materials or equipment.

C. Assume full responsibility for protection and safekeeping of products stored on premises.

D. Move any stored products which interfere with operations of CONTRACTING

OFFICER or other CONTRACTORS engaged in work for the CONTRACTING

OFFICER.

E. Use of Site: Government will occupy the site during construction. Coordinate so that the least amount of disruption is caused, that traffic and personnel safety is maintain.

F. CLEANLINESS IS THE ESSENCE OF QUALITY. Keep site clean. Remove waste material from the site weekly. Failure to comply will result in notice to clean site given by CONTRACTING OFFICER; if not cleaned within twelve (12) hours from time of notice, the CONTRACTING OFFICER will issue a cure notice letter. Multiple cure notices could lead to termination for default.

1.5 SUBMITTALS

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A. Approval for all materials must be given before installation.

B. No work can be started until such work has been discussed and reviewed by the

CONTRACTING OFFICER

C. Test reports shall be checked by the Base Civil Engineer and the CONTRACTING OFFICER to insure compliance with the Specifications.

D. Any deviations will be made known to the CONTRACTOR and CONTRACTING

OFFICER.

E. It is the CONTRACTOR’S responsibility to achieve compliance with the Specifications.

PART 2 PRODUCT SUBMITTAL

2.1 Boiler Building 149

2.2 Boiler Building 148

2.3 Chiller Building 148

2.4 Piping narrative for building 148 on chiller and boiler.

2.5 Install narrative for building 148 on chiller and boiler.

2.6 Chill water accumulation tank

PART 3 EXECUTION

(Drawings on separate document)

PART 4 MISCELLANEOUS

NOTE: With the EXCEPTION OF CLASSIFIED INFORMATION Unit Identification Code (UIC) for the Requiring Activity: F6E3CE Issuing Office DoDAAC: W50S6M Performance of Services during Crisis Declared by the National Command Authority or Overseas Combatant Commander,” is not applicable to this Order

A. Security Requirements: The contractor shall comply with all applicable installation/facility access and local security policies and procedures. The contractor shall also provide all information required for background checks to meet installation access requirements. Unscheduled gate closures by the Security Police may occur at any time causing all personnel entering or exiting a closed installation to experience a delay.

Identification of Contractor Employees: All contractor personnel will be required to wear badges in the performance of this contract.

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-----------------------------------------------NOTICE FOR ALL PROJECTS--------------------------------------

1. Contractor (s) must fill out a form for all hazardous materials brought onto base and for waste products generated during construction.

2. The “Contractor Hazardous Material Identification” form is attached under separate cover.

3. The Contractor will be required to attend project meetings as required. For complex projects meetings may be held bi-monthly, and for less complicated projects meetings are called as need. For all project meetings a representative for the contractor that is authorized to negotiate price and schedule for the contractor must be present. The Contracting Officer is the government’s representative authorized to negotiate price and schedule on behalf of the government.

PERFORMANCE PERIOD FOR THIS ENTIRE CONTRACT IS 120 DAYS.

END OF DOCUMENT