Q&A_-_Alter_B385_as_of_15_June_2018_FINAL.pdf

DEPARTMENT OF THE AIR FORCE

158TH FIGHTER WING (ACC)

SOUTH BURLINGTON VERMONT

15 June 2018

MEMORANDUM FOR FILE

FROM: 158 MSG/MSC

SUBJECT: Questions and Answers for CURZ 152812, F-35 Alter Aircraft Shelter B385, Fuel

Cell as of 15 June 2018

1. Solicitation states, “FAR 52.216-1 TYPE OF CONTRACT (APR 1984) The Government contemplates award of a Firm Fixed Price contract resulting from this solicitation.” Is an electronic copy of the Fixed Price Contract available for review?

A. No, an electronic copy of the contract award is not available. The resultant contract is essentially the solicitation document after the removal of solicitation provisions. All other terms and conditions and clauses carry over from the solicitation to the contract.

2. Builder’s Risk: Neither FAR 52.228-5 or FAR 28.307-2 contemplate Builder’s Risk coverage for this project. Assuming the Government carries the Builder’s Risk Policy, what is the policy deductible, and is the Contractor required to insure down the policy deductible?

A. Please see FAR Clause 52.236-7 Permits and Responsibilities.

3. Specification Section 01 00 00 – Special Contract Requirements is listed in the Table of

Contents, but is not included - is this section available?

A. Section 01 00 00 is not labeled by mistake. It starts on .pdf page 11 of the specification document volume 1.

4. Solicitation No. W912LN-18-B-5001 Paragraph 11. SUBCONTRACTING PLAN calls for the offerors to prepare and submit their subcontracting plan “if required”. Please advise if the plan is required for this project.

A. Subcontracting Plan is only required of Large Business Bidders if requested by the

Contracting Officer. Subcontracting Plan is not required at the time of bid opening. If the apparent low bidder is a Large Business, the Contracting Officer will then request the Bidder submit a Subcontracting Plan by a specified date and time in accordance with Solicitation No.

W912LN-18-B-5001 Paragraph 11. The plan shall be included in and made a part of the resultant contract. Failure to submit the Subcontracting Plan shall make the Bidder ineligible for the award of the contract.

5. Are these Q&A's to be considered Amendments to be acknowledged in Item 18 of the

Solicitation Form?

A. No, you do not need to acknowledge on the SF18. I have no other way to post the answers than to amend the FBO posting. I will issue a formal solicitation amendment incorporating all

Q&As after the question deadline. You will need to acknowledge that amendment.

6. Does the double wall duct in the hanger need to receive liner and exterior insulation? Spec section 23.00.00 – 2.9.1.1 calls out 1” fiberglass liner inside the double wall duct and spec section 23.07.00 – 3.3.1 calls for 2” insulation on all warm and cold air ducts.

A. Double wall duct shall be constructed per Spec section 23.00.00 – 2.9.1.1. Exterior insulation is not required.

7. Detail A1, on drawing M503, calls for flexible elastomeric insulation (Armaflex) with .040 aluminum shop fabricated jacketing. Spec section 23.07.00 – 3.3.6.4 contradicts this detail calling for weatherproof mastic or roofing membrane. Neither the spec nor the detail indicates the insulation thickness required. Please clarify jacketing type, insulation type, and insulation thickness the outdoor ductwork serving DOAS 1 & 2.

A. Construct per detail on the drawings. Insulation thickness of 2".

8. Please confirm that none of the existing rooftop equipment needs to be removed/ replaced in the roofing alternate bid.

A. Existing fans on roof to be removed per mechanical demolition drawings.

9. Please provide the size of the existing water heater used to wash planes.

A. Size is estimated at approximately 100 gallons.

10. Please provide the thickness of the new bent plate at the top of the wall per detail B2/A-581

ROOF EAVE – OPTION 4

A. Bent plate to be ¼” galvanized steel. Dimensions of plate to be 5” x 13”.

11. In addition to risk category II, what is the seismic importance factor and/or seismic performance requirement for the HVAC equipment scheduled.

A. HVAC equipment importance factor is 1.0.

12. In order to properly price the fall protection system, the subcontractor needs to know the distance from top of plane to beam. Please advise.

A. The aircraft tail height is approximately 14'-3" tall, and the fuselage is approximately 11'-0" tall. Contractor shall coordinate exact aircraft dimensions with user during fall protection system design. Fall restraint beam depth is determined by fall restraint system provider per spec section

11 01 50.

13. E-601-C & ES-101_C: What is the required transformer size for T-12? E-601-C states the transformer is 750 KVA. While ES-101-C States the Transformer is 1500KVA. Please advise.

A. Transformer shall be a 750 KVA Transformer as indicated on E-601-C.

14. Head detail 1/A511, and Base Detail 2/A512 for partition type S2AB do not exist on the current drawings. Also, in the comments box this partition is described as “partial height” which seems inconsistent with the floor plans. Please confirm and/or provide additional information for this partition type.

15. Section 00010 – Solicitation Contract Form, page 3 of 46, Item No 0001 refers to “a new

11,070 SF facility in accordance with specs dated 20 November 2017 and drawings dated 20

November 2017, PSC CD: Z2EB” This does not match the description of the project on page 9

Section 00010 Instructions, Conditions, and Notices to Offerors, and only the specs are date 20

November 2017. Please clarify.

A. ITEM 0001 language will be updated to match project description on page 9 Section 00010.

16. Item 0002 of the Solicitation Contract Form refers to Contractor Manpower Reporting for contractor and subcontractor labor hours. Please clarify what the offeror is to provide for pricing.

A. Contractor Manpower Reporting is a required administrative function for the contractor.

Estimate the cost of complying with the requirement.

17. E-101-C Keyed Note 9: Looking for information regarding to the PCA Master Control Panel.

What is its function? Who supplies this? What if supplied by subcontractor are its required specs?

A. Power is for the Preconditioned Air Control Panel to control the Preconditioned Air system.

Refer to detail B2 on sheet P-502 for location and spec 230099 for additional information about the functionality of the panel.

18. Is data/information available and/or have test cuts been taken to verify the roof compositions on Building 385?

A. Not Available.

19. Please clarify what elevations on drawing A741-C are the exterior signage referred to in

101400.10? Also, A1 on the same drawing calls for painted letters. Are those “just” painted or are they looking for painted aluminum letters?

A. D3/A-201 & C1/A-201 – Sign type H; See A-721 for all other exterior sign type locations. A1 detail shall be painted on floor.

20. Please advise the spacing for the duct support at the roof per detail A4/ S-009.

A. Installation of duct supports is to be according to SMACNA Duct Construction Standards per specification 230000-3.2.5. This includes location and number of duct supports.

21. Would it be acceptable to core through the foundation wall to install the electrical conduits in lieu of the details as shown on SD100 detail A1 and S-300 detail A1?

A. Per Note 1/SD100, “Contractor’s option to provide alternative solution to support wall above for approval. Contractor shall submit calculations signed and sealed by an engineer licensed in the state of Vermont, demonstrating the alternative solution is acceptable.

22.Spec section 211313 1.4.1 notes that drawings must be stamped by a fire protection specialist who is accredited by NCEES. Is a NICET stamp acceptable, or do the drawings need to be stamped by a PE?

A. NICET is not equivalent to NCEES. The fire protection specialist shall meet the requirements of 21 13 13.00 10 1.4.1 and UFC 3-600-01 1-7.2, 1-7.3, 2-1.15.2.

23. Dwg FX0001- Rev C note 1 under design criteria notes that existing equipment may be reused if found to be in working order. Does this include existing sprinkler system piping and heads? If so, do you have as-builts of the existing system showing the existing design criteria so we can determine how much can be reused?

A. Existing sprinkler system piping may be reused if they meet requirements for new. Existing as-builts are not available.

24. Dwg FX001-Rev C note 7 under general notes calls for (2) fire pumps to be installed, but there are no details or specs for the pumps. Spec section 211313 1.2.1.1 notes that the calculations shall be based on fire pumps in Building 360. Please clarify. Are the pumps existing in B360?

A. Fire Suppression General Note 7 on FX001 is in error, and should be deleted. Currently there is one pump in B385, which feeds B385 and B360. This pump is not adequate for the new pressures. Two new fire pumps will be provided in B360, to serve B360 and B385 through the existing underground.

25. Dwg FX601-C Detail A1 notes that the existing 100 gallon surge tank can be reused if it meets the requirements on the new. What are the specs of the existing?

A. Existing as-builts are not available.

26. Drawing E-010 identifies the hazardous location areas. The note indicate the hazardous area extends to 18" above the floor level. However, there are electrical outlets shown at 48" above the floor, but still identified as being explosion proof. They are also indicated to have an "In-

Use" cover. Do these devices need to be explosion proof if installed above the hazardous area? If so, can a part number be provided for the preferred assembly? Second, if the wiring is outside this identified hazardous area, does it still need to be rigid / IMC conduit?

A. 1) Yes. Per UFC 4-211-01 section 5-12.7.1 requires explosion proof fixtures in the fuel cell maintenance hangar bay to ensure worker safety even when located above the 18” hazardous classification.

2) N/A

3) UFC 4-211-01 section 3-13.4 requires galvanized rigid steel conduit for hangars with limited aircraft wash.

27. What is the conductor layout/design for the Secondary side of transformer T-12? The prints show 10 parallel 4" conduit runs. What is the desired design for the conductors related to the conduits? How many parallel runs, what Wire size, etc.

A. Refer to sheet E-601 keyed note 2 for secondary conductors and conduit requirements.

28. What is the winding configuration of transformer T-12. The drawings show symbols for

Delta/Wye, and the description shows 12470Y/7200 - 480Y/277. Please clarify

A. Provide Wye/Wye configuration.

29. Need specifications on the touchplates shown in drawing.

A. Provide 10-12” x 1/8” square copper plate.

30. Need more details and spec's related to the Comms portion on the Site electrical drawing ES-

101. What is this line where does it go? Is it existing?

A. Communications line indicates new spare 1-4”conduit in concrete encased duct bank from existing manhole to communication room.

31. Who installed and/or is responsible for maintenance of the hangar door in building 387 (sic

385)?

A. Maintenance on the doors in currently performed by the Government.

32. Who is responsible for contracting the commissioning agent? Section 25-10-10 (1.3 Service and Training) calls out the Control Trade providing system startup, commissioning, and user field training.

A. Contractor shall provide all items referenced in Specification 25 10 10, including but not limited to providing system startup, commissioning, and user field training.

33. The slab removal areas shown on SD100 and AD010 don’t agree. Which one is correct?

A. Per note in demolition legend contractor shall refer to structural (SD100). SD100 shall be used.

34. If there is a metal angle around the trench that is to infilled as shown on S-300 detail B5, does it need to be removed before we infill the trench?

A. Acceptable for angle to remain so long as angle surface is flush with concrete surface. Any steel protruding out of concrete floor shall be removed.

35. What is the thickness and reinforcing for the mechanical pad as referenced on M-102 note

15?

A. Refer to equipment pad detail on drawing S-007.

36. Is there a concrete pad under CU-101 and CU-102 as shown on M-402 and M-101? If so, what size are they and what do they have for reinforcing?

A. Yes, Refer to equipment pad detail on drawing S-007.

37. On GC103 under “Access and Staging” item 10 it calls for us to have a person be present at the security gate at all times during working hours. Is this really necessary since the base is already secure and this gate is shared by on site personnel and all the other contractors currently working on the base?

A. No fencing is required per the project, it is per the Contractor’s discretion.

38. Will our staging area require temporary fencing and will the project require temporary fencing around the building?

A. No fencing is required per the project, it is per the Contractor’s discretion.

39. On CS500 detail A3 it seems to talk about painting the new bollards but then says to apply a plastic bollard cover. Do we paint the bollards and apply a cover? Please clarify.

A. Priming or galvanized metal is required to prevent rusting beneath the plastic cover.

40. On CS101 it shows two new bollards on the North side of the building where there used to be an overhead door. Are these bollards still necessary?

A. Bollards are not required where overhead door has been infilled.

41. There are several notes on A-132 that reference A1 on A531 for a typical roof curb detail.

This drawing, A531, does not exist. Please provide.

A. Drawing reference A-531 is in error. Reference should be to sheet A-581

42. On A-201 elevation A1 it calls for new “heavy duty rubber gaskets/seals @ head, jamb and sill of existing hangar door”. Please provide specific information on what is required for this scope of work.

A. Sill: Bulb type flap shall be 2-ply cloth-inserted neoprene 1/8 inch thick. Neoprene weathering shall be retained by 1 ½ inch steel keeper bars for its full length, secured with ¼ inch rust resistant fasteners on 12 inch centers. Each end shall be completely sealed with sponge rubber plugs or equivalent material. Jamb & Head: shall consist of a single flap of 1/8-inch 2-ply cloth inserted Neoprene material. It shall be retained by clamp-type keeper bars bolted with 1/4-inch plated fasteners at 12 inch centers. General contractor shall coordinate weather gasketing with hangar door manufacturer.

43. Detail B2 on A-581 shows a bend plate at the eave for the option 4 roof replacement and it refers you to the structural drawings. The structural drawings don’t show this bent plate. Please clarify.

A. Provide 5” x 13” x ¼” galvanized steel bent plate.

44. Are the corner guards and marker/tack boards limited to what is shown on A-721?

A. Correct, all required are indicated on that plan.

45. Specification section 071113 calls for Bituminous Dampproofing. Where is this material applied?

A. No dampproofing needed.

46. The specifications mention LEED in several places. Is this a LEED project? If so, what certification level is required?

A. Refer to Amendment 0004.

47. Specification section 072726 calls for Fluid Applied Membrane Air Barrier. Where is this material applied?

A. Provide to sheathing at new exterior infill wall construction.

48. Specification section 078100 calls for Spray Applied Fireproofing. Where is this material applied?

A. Refer to general note 18 on A-101.

49. M103 notes the need for duct support on the roof and refers you to S-009 detail A4. How often are these duct supports required?

A. Installation of duct supports is to be according to SMACNA Duct Construction Standards per specification 230000-3.2.5. This includes location and number of duct supports.

50. Can we assume that there is already an 8” gravel cushion under the existing interior slab areas or do we need to provide a new 8” layer of gravel at all interior slab replacement areas?

A. The 8” engineered fill/capillary barrier requirement is for new interior slabs only. There is no additional requirements for providing gravel under existing slabs.

51. Can we assume that there is already a 20” gravel layer under all exterior airfield apron areas or do we need to include providing a 20” gravel layer?

A. There is no airfield pavement as part of this scope.

52. With reference to Addendum 4 and details and keyed note mentioned above. What is the required ductbank layout for the secondary side of T12? Recommended solution - Follow directive from E505 detail C5. Remove ES501 detail C1 from drawings.

A. Ductbank shall be a 2x2 configuration. Refer to detail C5 on sheet E505 for ductbank layout detail.

53. FAR Clause 52.236–7 Permits and Responsibilities addresses coverage provided by the

Construction Manager’s General Liability policy. It does not address Builder’s Risk. Builder’s

Risk a property policy specific to construction projects and is either maintained by either the

Owner or Contractor. The language of 52.236-7 below addresses negligence, which is a GL trigger. The Builder’s Risk policy is a first party property policy. The trigger is not our negligence. The Government likely has a global property policy for the entire base and would add Builder’s Risk coverage by rider. We’d like to understand the policy deductible.

A. The Government does not carry any liability insurance, including Builder's Risk insurance.

The Government does NOT require the contractor to obtain property damage liability insurance.

The contractor may choose to carry other insurances including Builder's Risk Insurance, but the

Government does not require it.

54. A question was asked about Builders Risk insurance and the answer was a little vague. Can you tell me in plain language who carries the Builders Risk insurance and if the owner does, what the deductible amount is?

A. See answer to question 53.

55. The Representation & Certifications are not included in the specification, after the Section

Title “Section 00600 – Representation & Certifications” no additional information is provided.

See attached. Please provide Section 00600 – Representation & Certifications that are to be submitted with the bid.

A. Please refer to paragraph 5(d) on page 8 of the solicitation. Additionally, refer to FAR Clause

52.204-8 paragraph (b)(1) on page 18. Representations and certifications have transitioned entirely to the System of Award Management www.sam.gov website.

56. RFI - Can as-builts be provided for the sprinkler system in Building 385?

A. Reference attached existing drawings uploaded to FBO.

57. On P-102 and P-103 in the general notes and keyed notes sections it calls out the two roof options #4 and #5 the opposite of what the bid form calls for. Please clarify.

A. Use the bid schedule in the solicitation - Option #4 = Lower Roof and Option #5 = Upper

Roof.

58. Would you kindly advise if we are to include sales tax in our bid? Our team has been through the solicitation and does not find a reference to state sales tax, or a tax exempt number.

Should we assume that sales tax is a requirement?

A. The Government will provide a Vermont Department of Taxes Form S-3C – Vermont Sales

Tax Exemption Certificate to the awardee.

59. In the Specs (3.11.6 SECTION 09 67 23.16 Page 11) it calls out for a 4” cove base in the

Hanger Area Room 101. That does not appear on the Finish Schedule (A 701-C) which notes cove in other areas. Does the Hanger Area get cove base or no?

A. Please provide cove base in the hangar area.

http://www.sam.gov/

60. On CU101 there are several references to a CU500 drawing. I don’t find CU500 in this set of drawings. Please provide.

A. Typical pipe trench detail is shown on sheet CS500, thrust block detail shall be per attached.

61. Do the lockers in Rm 108 and 111 rest on a base of some kind of do they come with a base from the factory?

A. See attached sketch for concrete base.