Bid Notice-Vista Continuation High School Modernization- Heating_ Ventilation _ Air Conditioning.pdf

Heating, Ventilation, & Air Conditioning

PROJECT: Vista Continuation High School – New Campus 200 P Street Bakersfield, CA 93304

DSA NUMBER: 03-125803

OWNER: Kern High School District 5801 Sundale Ave.

Bakersfield, CA 93309

In addition to the items noted in the Contract Documents and General Conditions, which are applicable to ALL Prime Contractors, the Specific Scope of the Work shall include, but not necessarily be limited to the items listed below in accordance with the applicable drawings and specification section(s). Prime Contractors shall review all sections below and include any costs to comply in their base Bid. NOTE: The term “Provide” is defined as “to furnish and install, complete and ready for the intended use.” Be advised that every contractor is bidding as a Prime Contractor directly to the District.

SECTION A: SCOPE OF WORK

1. Provide all work specified within the following specification sections and drawings except those listed as “Work by Others”:

a. Section: 230100 General Mechanical Provisions

b. Section: 230500 Common Work Results for HVAC

c. Section: 230513 Common Motor Requirements for HVAC Equipment

d. Section: 230529 Hangers and Supports for HVAC Piping and Equipment

e. Section: 230548 Vibration and Seismic Controls for HVAC Piping and Equipment

f. Section: 230553 Identification for HVAC Piping and Equipment

g. Section: 230593 Testing, Adjusting, and Balancing for HVAC

h. Section: 230700 HVAC Insulation

i. Section: 230800 Commissioning of HVAC

j. Section: 233113 Metal Ducts

k. Section: 233300 Air Duct Accessories

l. Section: 233423 HVAC Power Ventilators

m. Section: 233723 HVAC Gravity Ventilators

n. Section: 237413 Packaged, Outdoor, Central-Station Air-Handling Units

o. Section: 238123 Split-System Air-Conditioners

2. Provide a complete and functioning HVAC system per the contract documents.

3. Provide insulated refrigerant piping and accessories complete as part of this scope of work.

4. Provide curbs with rigid insulation and seismic straps, sound attenuators / traps, all ducting and air distribution, aluminum ducting, insulated and lined ductwork, duct cleaning, diffusers, fire and smoke dampers, and vibration spring isolators.

5. Provide a complete commercial kitchen related mechanical equipment system including hoods, Ansul system with fusible links/pull box/actuators/shunt-trip breakers, make-up air, vents, grease duct, and exhaust fans shown in the Kitchen area.

6. Provide a complete controls system including all required programming and training.

7. Provide piping, ducting, hangers, brackets, supports, splay hanger wires, rods, brace, angles, straps, fasteners, clips etc. for work provided under this bid package.

8. Provide fire dampers, smoke dampers, fire/smoke dampers, relief vents, back drafts, volume damper, sound traps, mixing dampers or any other device required to produce a complete and operational system including any device required for these items to tie into the fire alarm system.

Note it is the responsibility of this contract to install any fire alarm related device on any piece of HVAC equipment.

9. Provide relief vents, gravity vents, back drafts, volume damper, wall louvers, sound traps, mixing dampers or any other device required to produce a complete and operational system.

10. Provide all drip pans (primary or secondary) prepared to accept/receive condensate piping as/where required for all HVAC units requiring same. Note: Connection of condensate piping to drip pans or HVAC units by others

11. Provide connection of any suspension wires to any grilles, registers etc. provided as part of this work. Installation of the wire to the structure are by others.

12. Provide coring for pipe penetrations, pipe sleeving, duct thru wall assemblies as required.

13. Provide caulking / joint sealers and penetration fire caulking for all work provided under this proposal package.

14. Provide access doors as required by the work of this contract.

15. Provide all required, marking, labeling and signage for all piping, valves, devices, units, etc.

16. Provide roof jacks / boots for HVAC roof penetrations, roof caps including curbs, condensate drain pumps, flashing and counter flashing wherever any part of a system installed under this proposal package penetrates a roof or outside wall. These penetrations shall be flashed and counter-flashed watertight.

17. Provide commissioning, and documentation thereof as noted both Division 01 and Division 23 as noted in the Contract drawings.

18. Provide temporary filters in all equipment, for use in any equipment of this system for start-up and thru the construction phase.

19. Provide removal and off-site disposal of all temporary filters and replace with permanent filters for all equipment prior to testing and balancing with new filters.

20. Provide air testing and balancing and AT&B Reports for commissioning participation, all equipment checking / start-up / testing, workmanship warranty, manufacture warranty.

21. Provide insulation, wrappings, marking, labeling, fire caulking or firesafing / stopping for any duct, piping, fitting, valve, or device provided as part of this work.

22. Prime Contractor shall provide all measures necessary to protect their work, tools, materials, equipment, and property as described in Articles 17 and 20 of the 33-General Conditions (Multiple Prime Project).

23. Prime Contractor will be responsible for all billings, submittals, schedule updates, drawing updates and required documents, as may be applicable to the project, through our cloud-based project management program, Procore.

24. Prime Contractor is to be aware of, and acknowledge the California Incidental Take Permit and the Mortality Reduction, Den Management, Den Replacement & Exclusion Fencing Plan provided as part of the contract documents. Prime contractor to take necessary measures to meet the avoidance guidelines.

25. Provide all as-built documentation reflecting any field modifications to the Construction Manager prior to final acceptance.

SECTION B: EXCLUSIONS

1. Temporary fencing

2. Temporary toilets

3. Dumpsters (use dumpsters provided by Construction Manager)