RFI log as of 26 June 2026.pdf

RFI # Question Date received Answer and Comment

The base bid references the Generac model SD750 or an approved equal. Could you please provide a list of manufacturers that qualify as “approved equals”? This would help us identify and propose a suitable alternate that best meets the bid requirements.

6/15/2026

No designated source list will be provided for this effort. The equipment manufacturer must strictly adhere to the requirements of the Buy American Act.

Regarding product compatibility, the Generac SD750 model was utilized as the basis of design for this project. Any proposed "approved equal" must meet or exceed all technical, performance, and physical specifications of the Generac SD750 model to be considered for evaluation and acceptance.

2 What are we doing with the old generator. Are we handling the disposal?. 6/25/2026 Yes. The Vendor is responsible for removal and disposal of the existing generator in accordance with all applicable federal, state, and local regulations.

3 Are we doing a new concrete pad? 6/25/2026 The existing concrete pad is to remain. If, during removal of the existing generator, the pad is found to be structurally compromised or unsuitable for the new generator, the Government will provide direction at that time.

4 Existing generator is Cummings; we must confirm location of feeders. Does the owner have any draw 6/25/2026 The government has limited existing documentation for this facility. See Attachment 1.

Vendors are responsible for field-verifying all existing conditions, including conduit routing, conductor sizes, and terminations.

Is the generator equipment pad modification and deck removal/replacement included under the General Contractor's scope, or is it to be provided as part of the generator installation scope? The conduit window may be able to be reused, but the pad will most likely need to be extended. Decking will have to be removed and re-set by others. Existing conduit and wiring remaining and being reused will be acceptable. Will we be required to test or megger the existing feeders from the ATS to the generator?

6/25/2026

Pad modification (if required) and decking removal/replacement fall under the vendor's scope. The vendor may subcontract a GC if needed.

The existing conduit window may be reused if it is compatible with the new installation. Final determination must be field verified by the vendor.

Reuse of existing conduit and wiring is acceptable only if it passes required testing and is confirmed suitable for the new generator installation.

Testing of the existing feeders, including insulation resistance (megger) testing, is required as part of the vendor's commissioning responsibilities.

Are there any requirements or restrictions regarding the installation of a custom fuel tank to facilitate reuse of the existing conduit infrastructure? 6/25/2026

Fuel tank requirements shall follow the SOW. A custom tank is acceptable only if it meets all project requirements and all Federal, State, and local regulations. No alternate routing or redesign of conduit infrastructure is authorized.

Please confirm the required fuel tank capacity. If not specified, shall we assume a replacement 1,000-gallon tank? Please also confirm the required runtime. If a 48-hour runtime is required, a tank larger than 1,000 gallons may be necessary.

6/25/2026 The SOW requires a minimum 40 hour runtime for the generator's integrated fuel tank. The vendor shall size the tank as needed to meet the required runtime for the selected generator in accordance with all applicable codes and manufacturer requirements.

Will the General Contractor be responsible for the initial fueling of the generator, or should fuel fill costs be included in our scope?

6/25/2026 Initial fueling is the Vendor's responsibility for startup, testing, and commissioning.

Will crane access be available to remove the existing generator and set the new generator within a single mobilization/day?

6/25/2026

Crane access is available. If crane height exceeds FAA notification thresholds, vendor must provide all crane information, including equipment specifications, lift height, operator certifications, and personnel documentation, no less than 3 weeks prior to scheduled lift for Government coordination with SJTA Airport Operations and to submit the necessary FAA Form 7460. The vendor is responsible for supplying complete and accurate documentation to support the approval process.

10 What FAA coordination is required for crane operation in proximity to the airfield? 6/25/2026 If crane height or equipment triggers FAA notification requirements, the Government will submit FAA form 7460. The vendor must provide all required crane details in advance to support this submission. No crane operations may begin until FAA determination is received.

Are there any air quality requirements, permits, or applications required by any state or federal agency prior to startup or at any other stage of the project?

6/25/2026 Answer forthcoming

12 Can the existing conduit and wiring be reused for the new generator installation? 6/25/2026 Reuse of existing conduit and wiring is acceptable only if confirmed serviceable. Final suitability must be field verified by the vendor. No alternate routing or redesign is authorized.

13 Were any spare control conduits installed during the original construction? 6/25/2026 No spare conduits are known. Vendor shall field verify all existing conditions.

If existing conduits and wiring are reused, minor modifications may be required, including splice boxes, conduit extensions, and wiring extensions to the new point of entry. Please confirm if this approach is acceptable.

6/25/2026 Minor modifications, such as splice boxes, conduit extensions, and wiring extensions are acceptable only as needed to reuse existing serviceable conduit. No redesign or alternate routing is authorized.

Can we provide an add alternate cost to cut back conduits, install a handhole box, install new conduit and wire, and pull all new wiring through the handhole to the ATS with no splices?

6/25/2026 No add-alternate will be accepted. All bidders shall follow the SOW as written to ensure consistent evaluation.

Is testing of the existing wiring required prior to reuse? If so, will a Megger insulation resistance test report be sufficient for acceptance?

6/25/2026 Testing of the existing feeders is required to confirm suitability for reuse. Insulation resistance (megger) testing is acceptable. This requirement aligns with the testing and verification expectations outlined in Sections 2.4.1.8 and Section 7.1.2 of the SOW.

17 Is Cat 5/Cat 6 communication wiring required for remote annunciators and/or other monitoring devices? 6/25/2026 The SOW does not require any CAT5 or CAT6 communication wiring. The generator only needs to interface with the existing ATS. No additional communication lines are required.

18 Modbus and dry contacts for status are standard. Is any other form of communication required (i.e., BACn 6/25/2026 No BACnet or building automating integration is required. The generator only needs to communicate with the existing ATS using the manufacturer required interface. No additional communication lines are required.

19 Where should the remote annunciator(s) be located? 6/25/2026 The SOW does not specify a remote annunciator. If the vendor's generator package includes an annunciator, it shall be installed at a location coordinated with the government prior to installation.

Are annunciators required in a single building or in multiple buildings/facilities? Can you provide the approximate distance from each building to the generator and advise whether control conduits are already installed to each building?

6/25/2026 The SOW does not require annunciators in multiple buildings. If the vendor's generator package includes an annunciator, the vendor shall field verify all distances and conduit availability needed for installation.

21 Are there any specific annunciator functionality or monitoring requirements beyond standard generator a 6/25/2026 The SOW does not specify additional annunciator functionality. Vendors shall provide standard features required by the generator manufacturer.

If an annunciator is required, please identify the building and location within the building. Please also acknowledge that installation will require a dedicated conduit from the ATS to the annunciator with Cat 6 cabling.

6/25/2026 The SOW does not specify conduit or cabling requirements for annunciators. if the vendor's generator package includes annunciators, the vendor shall provide all conduit and cabling required by their system to ensure proper operation.

23 Is this generator serving a Life Safety, Legally Required Standby, or Optional Standby application? 6/25/2026 The generator supports mission critical operations at our Alert facility and shall be treated as a legally required standby system in accordance to applicable codes

During removal of the existing generator and installation/commissioning of the new generator, is a temporary backup generator required to maintain service?

6/25/2026

Temporary generator will be required to maintain continuous power to the Alert facility during the changeover period. Although the physical swap is expected to be short due to reuse of the existing pad, backup power must remain available at all times. The vendor shall provide a temporary generator sized to support reuired Alert Facility loads during the transition.

If a temporary generator is required:

6/25/2026 The temporary generator shall be sized to support a minimum of 100kVA. The vendor shall verify actual field conditions and ensure the temporary generator can support all required loads during the transition period.

26 Is a load bank test required? If so, please provide the testing requirements, standards, and procedures. 6/25/2026 Load bank testing is required to verify proper generator and ATS operation. This aligns with SOW sections 2.4.1.8 and 7.1.2. Testing shall follow NFPA 110

27 Who is responsible for disposal of the existing generator? 6/25/2026 Vendor is responsible for removal and disposal of the existing generator in accordance with all applicable regulations

28 If disposal is by others, when will the existing equipment be removed? 6/25/2026 Removal shall occur as part of the vendor's installation sequence. No alternate sequencing is authorized.

Are there any known operational issues or deficiencies with the existing generator, other than the coolant leak, that should be considered during replacement?

6/25/2026 No known issues exist beyond the documented coolant leak.

30 Will we be responsible for fuel removal from the existing unit? 6/25/2026 Reference SOW section 2.3.2

31 Are we responsible for filling the new fuel tank? 6/25/2026 Yes. vendor is responsible for initial fueling for startup, testing, and commissioning

32 Is the generator currently monitored through the FAA fire alarm or monitoring system? 6/25/2026 No. The generator is not monitored through the FAA

33 If so, who is the current fire alarm vendor/integrator? 6/25/2026 N/A see RFI question #32

34 Are any third-party monitoring, communications, or integration requirements anticipated as part of the pr 6/25/2026 No third party monitoring or integration requirements are anticipated. The generator only interfaces with the existing ATS.

35 Will operator and maintenance training be required as part of this project? 6/25/2026 Yes. Reference SOW Section 2.4.1.7. Shall cover generator operation, emergency procedures, and routine maintenance

If training is required, please specify the anticipated attendees, duration requirements, and whether training must be conducted on-site.

6/25/2026 Training shall be conducted on site of Civil Engineer Squadron and Facility personnel.

Duration and content shall follow manufacturer recommendations and SOW section 2.4.1.7

Does the training need to be video recorded, and if so, who will be responsible for recording and distributing the training materials?

6/25/2026 The SOW does not require training to be recorded. The vendor is responsible for provided all training materials as part of the on site training session. Recording the training is not required.

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