N6470925Q0035 DTHF PAD QUESTIONS ANSWERS 4_30_2025.pdf

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Attached to
ELECTRICAL SERVICE
Solicitation number
N6470925Q00036
Issued by

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This document is a comprehensive Questions and Answers (Q&A) file for a naval electrical service project at the Dynamic Hoist Test Facility (DHTF). The solicitation (N6470925Q0035) involves detailed electrical work, including installing new breakers, wiring, and conducting specific testing requirements. Key technical specifications include working in a 55-74 ft deep pit with a 20 ft diameter, installing new electrical infrastructure, and performing megger testing on all new wiring. Contractors must adhere to USACE EM385 Safety Guidelines, provide a fall protection plan, confined space entry plan, and a 24-hour certified Fall Protection Competent Person.

The project requires new circuit breakers, complete electrical system updates, and compliance with the Buy American Act. Northrop Grumman will provide escorts within the Controlled Area #6 at no cost to the contractor, and contractors will have access to onsite facilities. Safety and technical requirements are extensive, including gas detection services, specific submittal requirements, and working within a 10-day timeline potentially involving 10-12 hour workdays. Outage requests must be submitted 5 days in advance, and all documentation, including security forms and vehicle access details, will be provided after project award.

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N6470925Q0035

QUESTIONS & ANSWERS

1. Can as-built drawings or panel schedules for EP1 and RP6 be made available during or prior to the site visit?

Answer: See attached. Original drawings included, contractor to verify onsite.

2. Will all concrete core drilling for bracket mounting be handled by the mechanical contractor, or should we include that in our electrical bid?

Answer: Contractor will complete this, please include in bid.

3. Are there specific equipment vendors (Operator Console, WPS, etc.) whose specs we should match for wire terminations?

Answer: No specific wire terminations required. Northrop Grumman will make connections.

4. Is there any anticipated need for temporary power or shutdown coordination with facility operations?

Answer: No Temp. Power Required. Northrop Grumman will coordinate with facility operations once specific dates are determined. Operations will adjust to the schedule agreed upon once determined.

5. Will SWFLANT provide access to perform insulation resistance or megger testing on the new runs, or should we include that?

Answer: megger testing on the new runs should be conducted by contractor and data provided to SWFLANT.

6. Please provide the as-builts and drawings of the project site facility.

Answer: Please see attached.

7. A value for liquidates damages is not currently listed within the solicitation documents. Please provide the liquidated damages dollar value for this project.

Answer: TBD

Please confirm if a single, duly qualified individual may "triple hat" and serve as the project Superintendent, QC Manager, and SSHO.

Answer: Yes

8. "In order to provide accurate pricing for wiring and conduit, can the government please provide the following measurements:

Depth of the pit.

Answer: 55 ft to level of concern (74 ft full depth)

Diameter/distance to the farthest end of the pit.

Answer: 20 ft diameter

Approximate distance from the Operator Console to the MTB Outlet Box.

Answer: 48 ft as the conduit runs; 32 ft straight line distance

9. Approximate distance from the Facility Power Panels to the Operator Console.

Answer: 17 ft

10. Approximate distance from the Operator Console to the edge of the Pit." Figure 1

Answer: 9 ft

11. Please confirm if contractors are to assume existing circuit breakers will be reused, or if new circuit breakers are to be provided. Para 4.1.3

Answer: new breakers are required

12. If new breakers are to be provided by the contractor, can the government please provide photos of the existing panels and nameplates so contractors can determine what type and brand of circuit breakers are compatible with the existing panels? Para 4.1.3

Answer: see attached

13. Will contractors be able to access the Man Lift shown in Figure 1 to access the bottom of the pit during the project? Figure 1

Answer: Yes. Except while the 480VAC panels (EP1 left and right) are tagged out, the Man Lift will be working and available.

14. Can contractors assume that the conduit shown as "Existing" in Figure 1 is in good condition? Para 4.4 and 4.5

Answer: Yes, they are in good condition

15. Is the 800" maximum distance for wiring referring to the length of wire in conduit or the distance from the facility power panels to operator console? Para 4.1.4

Answer: The distance from power panels to operator console is ~17 ft. The 800" maximum is a design consideration that is not of concern based on cable run.

16. Is Northrop Grumman to provide escorts services? If so, please confirm that contractors are not to include escort costs.

Answer: NG will provide escorts inside of Controlled Area #6 to include transportation to/from the parking lot outside of the Controlled Area. This is at no cost to the contractor.

17. Would the Government consider extending the bid date by 2 weeks in order for contractors to have ample time to provide pricing upon receiving PPI responses?

Answer: No

18. The solicitation lists Attachment 1 as the Wage Determination; however, no Wage Determination appears to be included in within the solicitation documents. Please provide the Wage Determination to be used for this project.

Answer: Attachment will be uploaded

19. Please confirm is standard badging and security requirements are to be utilized for this project, or if there is a more detailed process for obtaining a base pass for the area of work for this project.

Answer: standard badging and security requirements. Security forms will be provided once project is awarded.

20. Please confirm that Northrop Grumman is providing escorts for Controlled Area #6.

Answer: NG will provide escorts inside of Controlled Area #6 to include transportation to/from the parking lot outside of the Controlled Area. This is at no cost to the contractor.

21. During the site visit it was discussed that 10-12 hour days may be required to complete the project within the 10 working day timeline. Please confirm escorts can/will be provided including any hours outside of regular working hours, ex: nights and weekends if necessary and requested in advance.

Answer: NG can/will provide escorts during any extended work hours.

22. Will camera and cell phone passes be available for contractor project supervision? If so, please provide the pass requirements for camera and cell phone.

Answer: Camera pass documents will be provided once project awarded

23. With this project falling under the latest USACE EM385 Safety Guidelines, please confirm whether a fall protection plan will be a required submittal, and whether this plan will be provided as a “G” designation submittal or as an FIO?

Answer: G

24. With this project falling under the latest USACE EM385 Safety Guidelines, please confirm whether a confined space entry plan will be a required contractors submittal, and whether this plan will be provided as a “G” designation submittal or as an FIO?

Answer: G

25. With this project falling under EM385 Guidelines, will a Fall Protection (24-hour cert) Competent Person be required as part of the contract?

Answer: Yes

26. Does this project require a confined space competent person be provided by the contractors, or will one be provided by the end-user?

Answer: Contractor shall provide

27. Will the contractors be responsible for providing gas detection services for personnel working in the pit?

Answer: Yes

28. Please confirm new breakers and new wiring are required for each circuit listed in the RFP.

Answer: All new breakers and new wiring

29. During the site visit additional drawings not included in the RFP were utilized for on-site reference. Please provide any additional drawings, as-builts, one-lines, and/or reference drawings.

Answer: See attached

30. Confirm material requirements fall under the Buy American Act.

Answer: Yes. The clauses are in the Combined Synopsis/Solicitation

31. Are bathroom and wash facilities to be provided by the contractors, or is access to onsite facilities permitted for contractors personnel?

Answer: Access to onsite facilities will be available for contractor personnel.

32. What are the requirements for acquiring vehicle access to the site? Delivery/Hauler access to the site?

Answer: Documents will be provided once awarded.

33. Are there any testing (megger, hipot?) requirements not outlined in the scope of work that must be provided to the Government?

Answer: Yes, megger readings should be provided for all new wiring.

34. Due to access restrictions during the site visit please provide pit elevations from each piece of equipment to Finished Floor / grade.

Answer: 55 ft down to level of concern for wiring of HPU

13.5 ft scaffolding with handrails on the 55 ft level which provides access to jib crane (section 4.1.7)

35. Please provide pictures taken during the site visit.

Answer: Pictures attached.

36. Please confirm lead time requirements for submitting OUTAGE requests to SPK/JBOSC.

Answer: Outage requests should be submitted 15 days in advance. Due to duration of project, please submit outage request at least a 5 days in advance.

File details come from the government source that posted it. Updated .