QA - Replace POL Ground Storage Tanks.pdf

REPLACE POL GROUND STORAGE TANKS

PROJECT NO.

PJVY 212070

Question and Answer

1. Clarify if there are any past performance requirements for the full time Site Superintendent.

Typical AFCEC requirements are 5 years of construction with 2 years specific to DoD fuels.

a. No past performance factors for Site Superintendent.

b. No 5 or 2 year construction requirements.

2. Clarify if Contractor can work on Mondays. Paragraph includes "Off Mondays" in second sentence but Monday-Friday in first sentence.

a. Contractors are able to work Monday’s, however, minimal support will be available on SDO Monday.

3. Clarify if the design will need to be stamped by a P.E.

a. If Contractor chooses to install the industry standard (Attachment 2) the catwalk and tank shall be submitted as a spec sheet from the manufacturer – no internal design or P.E. stamped design is needed.

i. CONFIGURATION AND TANK MANUFACTURER DOES NOT HAVE TO BE

HIGHLAND TANK

b. If Contractor chooses to design their own platform, stair and hand rail configuration a design package will need to be stamped by a P.E. and submitted for approval.

4. Clarify what are the deliverables for the design package. Will Contractor be providing design analysis, drawings and specifications or simplified package?

a. Contractor shall provide submittals with manufacturer’s specifications for all equipment and materials used for this project. Submittals showing layout, dimensions, anchoring and means of installation will be reviewed by COR for approval.

b. If Contractor chooses to design their own platform, stair and hand rail configuration a design package will need to be stamped by a P.E. and submitted for approval.

5. Can existing grounding grid be re-used?

a. Yes

6. Clarify the existing interstitial space alarm system. The interstitial space is typically installed and tied into the ATG system with local alarms (visual and audible).

a. Current interstice monitoring reports to a Veeder Root ATG and FMD Operate Program in bldg. 301. Contractor is responsible for supplying interstitial monitoring probes and ATG probes compatible with VEEDER ROOT TLS350 monitoring system. Government will be responsible for integrating new monitors into Veeder Root.

7. Standard practice is to use galvanized treads since fiberglass will wear due to UV rays. Confirm if fiberglass treads are required.

a. Galvanized Treads will be accepted.

8. Clarify if tanks can be shop coated with no QP-5 oversight.

a. No QP-5 oversight required.

9. Clarify if piping is to be stainless steel.

a. Issue piping and receipt piping can be black iron piping with threaded connections to match what is currently installed.

10. Since operators will have access to top of tanks, clarify if the water draw-off needs to be installed at ground level.

a. Water draw-off shall be placed high enough above FF to allow a five gallon bucket be placed underneath when conducting operations.

11. Clarify if the base plans to drain down the tanks prior to tank cleaning and utilize as much fuel as possible.

a. The base will make every attempt to utilize the existing fuel in each tank. This will need to be coordinated with the COR at a minimum 45 days prior to taking tanks out of service to allow Government reschedule fuel deliveries.

12. Clarify the Period of Performance has taken into account typical tank lead times of 16-18 weeks, following approval of tank shop drawings.

a. POP will be 365 calendar days due to current manufacturer’s constraints.

13. Clarify what volume of residual fuel/solids shall be assumed for disposal.

a. MOGAS – approx. 250gal

b. Diesel – approx. 200gal/tank

i. Amount of solids is unknown

14. Confirm if existing Grounding Rod is functional and can be connected to. Otherwise, state what length of new Grounding Rod is to be installed.

a. Current grounding rod is functional.

15. Confirm and correct typo to show "Three (3)" fuel pumps are required in lieu of "Five".

a. Correct, Contractor is required to supply, install and connect THREE issue pumps. ONE issue pump per tank.

16. Clarify additional necessary power be made available by 167 CES (Govt) including electrical panels/disconnects, if necessary.

a. Additional power should not be needed as all controls and monitor functions will carry over. In the event additional power is needed the Government will issue an RFP for additional power requirements

17. Clarify if 3-inch port for future ATG can be welded flange nozzle with blind flange in lieu of NPT threaded pipe w/ galvanized cap.

a. Future ATG port can be welded with blind flange installed.

18. Confirm what size and vent capacity is required for the primary and secondary emergency vents?

a. Current tanks have 6” female coupling primary emergency vent

b. Contractor shall determine applicable vent capacity per contents and volume of the tank.

19. Confirm if 167 CES is creating and providing the Submittal Register for this project or is this left to the discretion of the Prime Contractor?

a. All materials to include but not limited to pumps, piping, fittings, gauges, platforms, designs, lag bolts, tanks, wiring, and containment boxes shall be submitted by the Contractor to the Government for approval via AF3000 prior to installation.

20. How long (hours, days) can the dispensers be out of operation to allow for piping connections, testing, startup?

a. Each tank may be taken out of service for a maximum of FIVE business days or 50 hours with no more than one tank being DEMO’d at a time. If additional time is needed, a formal request shall be approved by the COR prior to taking any tank out of service.

21. Confirm that Grounding requirements are actually NFPA 70 not NFPA 780

a. Grounding requirements shall conform to NFPA 70 Standards

22. Do the tanks need to be cleaned prior to being disposed of off base?

a. Yes, COR shall be provided a receipt of tank cleaning prior to off base disposal.

23. How many grounding cables are required?

a. One grounding cable is required. The existing grounding cable can be reused.

24. Confirm that threaded pipe connections are allowed.

a. Yes, threaded connections are allowed.

25. Clarify pipe testing requirements. Is it expected that all new piping be tested to UFC 3-460-01?

a. New piping does not have to be tested IAW 3-640-01. Contractor will ensure piping is leak free and is successfully dispensing fuel prior to moving on to next tank work.

26. During site visit, it was noted some conduits were not compliant with NEC. Confirm that these repairs are not part of the scope. Contractor is to reuse these non-complaint items.

a. No upgrades to existing electrical conduits are required.

27. Note that the existing level probes will not be compatible with the new tanks since tank heights are likely to change. It is assumption that the base is responsible for these level probes as noted in RFP. Verify the base understands that the system will need to manually gauge until correct probes are installed and it will not affect Contractor schedule.

a. Contractor will supply and install 3 tanks with stair and platform access. This includes all furnishings to include pumps, ATG, level sensors, clock gauges, and interstice monitoring. ATG and Interstice monitoring will be compatible with Veeder Root TLS 350 monitoring system. The government will be responsible for programming to Veeder Root.

28. Verify that the existing dispensers do not have suction pumps.

a. Dispensers do not have suction pumps

29. Verify there are no West Virginia state certification requirements to perform this scope.

a. No WV State Certifications are required.

30. Paragraph 3.1.3 in the SOW requires the contractor to follow UFC 03-460-01 and all other state, local, and federal requirements. Can you narrow that down? Common requirements are the UFC and state fire marshal and/or environmental requirements. Do you have specific requirements in mind?

a. All install requirements for tanks and connections will follow UFC 03-460-01

b. All Environmental requirements will follow State/Federal EPA codes

PJVY 212070

Question and Answer

31. 2. Please confirm you will accept factory testing prior to shipment as proof the tanks meet integrity requirements and will not require testing on site.

a. Yes. UL Listed 2085 tanks will not require on site testing.

32. The depth of the tanks will change in going from rectangular tanks to cylindrical tanks. That means the ATG, level sensors, clock gauge, and other possible equipment may not work correctly in the deeper tank. Please confirm replacing these pieces of equipment are not in the contract.

a. Contractor will supply and install 3 tanks with stair and platform access. This includes all furnishings to include pumps, ATG, level sensors, clock gauges, and interstice monitoring. ATG and Interstice monitoring will be compatible with Veeder Root TLS 350 monitoring system. The government will be responsible for programming to Veeder Root.

33. Please list the nozzles and spare nozzles required, sizes, and whether they are flanged or threaded. UFC 03-460-01 is mentioned as a required compliance document. Military specs generally require flanged connections unless there is no other alternative.

a. Any nozzle or spare nozzle that will protrude to the inner tank for monitoring or pumping purpose is required to be welded with flanged connections.

b. Nozzles that will be utilized for interstitial monitoring can be installed with NPT connections.

34. Please confirm each tank will have to be cleaned prior to removal and transportation offsite for recycling.

a. Yes, COR shall be provided a receipt of tank cleaning prior to off base disposal.

35. Please confirm the contractor is responsible for disposing of any waste generated from the tank cleaning or whether the contractor will turn the waste into the base accumulation point for disposal by the ANG.

a. Yes, Contractor is responsible for disposing all waste generated from this project off site.

36. Please confirm the contractor is only disconnecting any electrical and instrumentation connections to replace the tanks, reconnecting the electrical and instrumentation back to the new tanks, and is not responsible for upgrading to meet any current codes or requirements.

a. No, the contractor is to supply and install new instrumentation. No electrical upgrades are expected.

37. Please confirm the contractor is not responsible for ensuring any computer monitoring system works with the new equipment.

a. Government is responsible for scheduling DLA to program newly supplied and installed equipment into existing software systems.

38. Please clarify whether the contractor can work on base regular days off or not.

a. Yes, Contractor can work Monday-Friday 0700-1600.

PJVY 212070

Question and Answer

39. Paragraph 3.1 mentions delegated design. Is there a design requirement or are you referring to normal submittal documents from the tank manufacturer showing the tank, nozzle schedule, and platform/stair layout? If there is a design requirement please indicate design requirements.

a. If Contractor chooses to install the industry standard (Attachment 2) the catwalk and tank shall be submitted as a spec sheet from the manufacturer – no internal design or P.E. stamped design is needed.

i. CONFIGURATION AND TANK MANUFACTURER DOES NOT HAVE TO BE

HIGHLAND TANK

b. If Contractor chooses to design their own platform, stair and hand rail configuration a design package will need to be stamped by a P.E. and submitted for approval.

40. Do you want the tanks labeled? NATO labeling?

a. Yes tanks shall be marked IAW MIL-STD-161H

41. Can you include existing pump specifications and whether or not they are working correctly or identify any problems you may be having, such as low flow?

a. Yes, see attachment 1 for specs of current submersible pumps.

42. Please clarify that requirement to install fall protection around the entire perimeter of the cylindrical tanks. The normal method to provide access is a platform down one side of the equipment with stair access.

a. If Contractor chooses to install the industry standard (Attachment 2) the catwalk and tank shall be submitted as a spec sheet from the manufacturer – no internal design or P.E. stamped design is needed.

i. CONFIGURATION AND TANK MANUFACTURER DOES NOT HAVE TO BE

HIGHLAND TANK

b. If Contractor chooses to design their own platform, stair and hand rail configuration hand rails will need to be installed around perimeter of each tank. Design package will need to be stamped by a P.E. and submitted for approval.

43. Will the unleaded gasoline tank be 3500 gallons or 5000 gallons? In the Statement of Work (SOW), line item 2.1.1 mentions 3500 gallon tank and line item 3.7.1 mentions 5000 gallon tank.

a. 3500 gallon tank referenced in line item 2.1.1 pertains to the tank being REMOVED. As stated in line item 3.7.1, the new unleaded tank shall be a 5000 gallon tank. All three (3) new tanks will be 5000 gallons.

ATTACHMENTS

1. Submersible Pump

2. Industry Standard

ATTACHMENT 1

ATTACHMENT 2