Amendment 3.pdf

FXSB172827

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER (Type or print)

30-105-04EXCEPTION TO SF 30

APPROVED BY OIRM 11-84

STANDARD FORM 30 (Rev. 10-83)

Prescribed by GSA

FAR (48 CFR) 53.243

The purpose of this amendment is to answer questions resulting from the first site visit.

All other solicitation terms and conditions remain unchanged.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 3

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

16C. DATE SIGNED

BY 27-Dec-2021

16B. UNITED STATES OF AMERICA15C. DATE SIGNED15B. CONTRACTOR/OFFEROR

(Signature of Contracting Officer)(Signature of person authorized to sign)

8. NAME AND ADDRESS OF CONTRACTOR (No., Street, County, State and Zip Code) X W50S6L22B0001

X 9B. DATED (SEE ITEM 11)

29-November-2021

10B. DATED (SEE ITEM 13)

9A. AMENDMENT OF SOLICITATION NO.

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

X The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offer is extended, is not extended.

Offer must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended by one of the following methods:

(a) By completing Items 8 and 15, and returning copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or telegram which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE

RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN

REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by telegram or letter, provided each telegram or letter makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE

CONTRACT ORDER NO. IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation date, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(B).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not, is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

10A. MOD. OF CONTRACT/ORDER NO.

2. AMENDMENT/MODIFICATION NO.

5. PROJECT NO.(If applicable)

6. ISSUED BY

3. EFFECTIVE DATE

27-Dec-2021

CODE

USPFO AK 176 MSC

7252 GIBSON AVE.

ANCHORAGE AK 99506-2959

W50S6L 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

X

Conner Van Fossen conner.vanfossen.5@us.af.mil

No. Contractor Contractor's Request for Information Response sent from B.

Marino Jacobs Response Responder

1 1. On sheet A-0.5 Division 5 calls for a delegated Design in section 055119 METAL GRATING STAIRS which includes the following per Part 1; On sheet S-0.1 under STRUCUCTURAL STEEL AND MISC. METALS there is only reference to a shop drawing submittal for the EOR review.

Is a “Delegated Design” required for the details shown on S-5.0?

12/7 to Abby, Jerry A delegated design is not required for the items on sheet S-5.0. A delegated design is required for steel stairs and guardrails.

Shervin S.

2 On drawing G-1.0, MAU schedule, Note 7 states 93% efficiency, and the spec states 80% efficiency – which one is correct? 12/23 to Jerry Final equipment selection were identified in the schedule. Israel F.

3 Detail 2/A-0.2, Keynote #2 calls out for “NEW INTERIOR PARTITION SECTION TO MATCH IMMEDIATE ADJACENT”. The detail calls for a 5’-3” addition to an existing wall. Actual On site in the Men’s Restroom there is no wall there to match. (see attached photo) If this is to be an entire new wall constructed in that location, please provide wall type, framing member and size call out, wall height and wall finishes

12/23 to Jerry Wall to match existing restroom wall at entry; match existing as-built ‘P’ wall type construction, height and finish. (see attached; ' WALL HEAD DETAIL ')

Kevin J.

4 The Existing wall between the hangar and the men’s restroom is a combination of CMU and furred out framing. Please clarify that on Sheets A- 0.2, S1.0 & S5.0, if the additional HSS steel frame (6/S5.0) goes on the hangar side or the restroom side of the wall. If on the hangar side, does the new steel get painted?

12/23 to Jerry Steel is to be constructed on the restroom side. Kevin J.

Please clarify if the new door 118B is to be installed in the CMU wall new opening or the furred out portion of the wall?

12/23 to Jerry New Door 118B is to be installed in the furred out portion of the wall, as shown on A- 0.2.

Kevin J.

Detail 6/S5.0 calls for a specific size opening cut in the existing CMU wall starting from the existing floor slab. Please clarify that the bottom of the opening is to be cut from the “interior +18” finish floor slab thus leaving the 18” of CMU below the opening intact on the hangar side?

12/23 to Jerry Concur, the demo begins at the bottom of the door opening, flush with the bathroom floor.

Kevin J.

7 Sheet M2.0 calls out the sizes for the new equipment louvers but I am not finding a Spec section for the louver requirements. Please provide specifications for the new louvers.

12/23 to Jerry Provide Ruskin ELF6375DX or approved equal for the new louvers. Israel F.

8 On the demolition sheet M-1.0 note #2 states “DISCONNECT AND REMOVE EXHAUST FAN AND DUCTWORK AND ASSOCIATED CONTROLS.

EXISTING LOUVER TO REMAIN”. This note is at 4 each existing floor to roof exhaust fans that are to be removed and they exit through the roof, they do not have louvers. Are the existing “Roof Hoods” to remain? Are the new damper plenum shown on sheet M-2.0 for exhaust fans 3 – 6 (note 3 M-2.0) to transition into the existing roof hood? If new larger roof penetrations are to be installed please provide sizes, hood and curb design, insulation and roofing requirements and details.

12/23 to Jerry Refer to attched 'Roof Curb Roof Vent' detail. The existing roof hoods serving EF-3-6 will be replaced with roof hood specified on sketch.

Israel F.

9 There is no spec for paint for the conduit or ducting in section 0991323, does the new conduit and ductwork paint? 12/23 to Jerry Contractor to match existing color spec and finish. Israel F.

10 On Sheet M6.0 the Make-Up Air Unit schedule, note #6 calls out (2) 4” sch 40 PVC flue exhaust for each of the four furnaces. The Drawings do not depict this. Where will these flues terminate? Please provide a location and details 12/23 to Jerry For MAU-1 and MAU-3 route the flue vents to gridlines 13.1 and L and provide a sidewall vent exiting thur gridline L. For MAU-2 and MAU-4 route the flue vents west of gridline 18 and provide a sidewall vent exiting gridline L. Field verify exact routing of the flues. Meet all recommended requirements per Manufactures installation guides.

Israel F.

11 Sheet M2.0 on “L” line shows several Louvers along the exterior wall. (No snow hoods are shown) Sheet M-3.0 detail 2 MAU OSA intake shows an exterior “Snow Hood” in lieu of a louver. Please clarify if louvers or snow hoods are required?

12/23 to Jerry Provide snow hoods with louver for MAU-1, MAU-2, MAU-3, MAU-4 and two outside air louvers between gridline 14 and 15.

Israel F.

12 Are hose reels HRP-1 thru 8 retraction and payout to be controlled by manual momentary switch? 12/23 to Jerry Correct. Israel F.

13 Does the flexible hose for HRP-1 thru 8 need to be electrically grounded ? 12/23 to Jerry Correct, flex hose comes with electrical grounding wire or designed for fuel vapor removal. The wire should be ground to building ground.

Israel F.

The “Hose Reel Schedule” on sheet M-6.0 calls for 6 new breathing air reels. Sheet M-2.2 shows the location of HRB-1,2 & 3 on gridline 21 on the right side of the drawing. On the right side on grid line 11 it shows the same symbol by calls out (DRAWING) Is that supposed to be the location of

HRB 4,5 & 6?

12/23 to Jerry Refer to drawing P-2.2 and P-4.0. HRB 4,5,and 6 are located below gridline U on grid line 11. The test (E) Valve Box is a typo. Should say "1-1/2"BA DN TO VALVE BOX, THEN 1-1/2" TO HRB-4,5,6 WALL HOSE REEL, (TYP 3). Contractor is correct, should be HRB 4,5, and 6.

Israel F.

15 E-2.1 detail 2 shows an exit light sign in the walk through. Detail 3 does not show an existing exit light sign and on E-7.0 does not indicate that a new exit light sign is to be provided. Please confirm and provide product information on the light fixture schedule.

12/23 to Jerry Symbol shown is a wall mounted occupancy sensor, not an exit sign. Israel F.

16 E-2.2 shows two new control panels but does not indicate that electrical power is needed for the control panels. New panels HM and LM do not indicate any new circuits for the control panels. Please identify if circuits are needed.

12/23 to Jerry Provide (2) 120V homeruns with #10 wires to Panel LM, circuits 13 and 14 Israel F.

17 Any new circuits for the control panels. Please identify if circuits are needed. 12/23 to Jerry Provide (2) 120V homeruns with #10 wires to Panel LM, circuits 13 and 14 Israel F.

18 The make-up air units listed on the make-up air unit schedule do not match the units listed in the specs. 12/23 to Jerry Final equipment selection were identified in the schedule. Israel F.

19 The drawings (M3.0 detail 2) appear to show a direct fired MUA as no flue piping is shown. The schedule indicates a indirect fired unit. Please confirm the style unit desired. Direct or Indirect. Please note the existing MUA’S appear to be direct.

12/23 to Jerry Final equipment selection were identified in the schedule. Sheet M-6.0 note 6 calls for PVC exhaust flue's. Refer to response on comment #4.

Israel F.

20 If indirect fired are required where do you want the flue piping to exit the building? Please provide detail. 12/23 to Jerry Refer to response on comment #10 Israel F.

21 Are the variable frequency drive for the EF’S to explosion proof?

12/23 to Jerry The VFD's do not have to be explosion proof as long as they are located outside the maintenance boundary and 4 feet above finish floor.

Israel F.

22 On EF1,2,3,4,5 & 6 are we to use the existing building openings or will they require new openings?

12/23 to Jerry All exhaust fans will utilize existing openings. The opening will require modification to meet new conditions.

Jaime L.

W50S6L-22-B-0001 Repair HVAC Fuel Cell Hangar 21 - Amendment 3 Q&A

Are the hose reels HRP 1-8 to explosion proof?

12/23 to Jerry Hose reels listed on schedule are non-explosive as no motor component are located in the airstream.

Jaime L.

On sheet M-6.0, note #9 on the Make-Up air Unit Schedule calls for PROVIDE DUCT ADDRESSIBLE SMOKE DETECTORS ON THE OSA AND SUPPLY SIDE OF AHUS PER NFRPA 90A AND UFC 3-600-01. Also shown on Detail 1/M-6.1. The contractor questions adding smoke detectors to 100% outside air? What is the point/objective of monitoring outside air? Contractor is concerned about super cold air getting sucked into duct detectors and causing problems. Pease verify that engineer really wants to monitor the outside make up air with a duct detector?

12/23 to Jerry Jacobs agrees with contractor. Per UFC and IMC a smoke detector is not required on the Make-up unit MAU-3 and MAU-4.

Israel F.

Detail 3/P-6.0 shows a speed controller for the Wall Mounted Breathing Air Stations, Note #3 on the Hose Reel Schedule calls out a REELCRAFT 600873 SPEED CONTROLLER. What is the function of a speed controller on this type of equipment? What part of the hose reel speed is to be controlled?

12/23 to Jerry The controller controls the motor on the hose reel to extract or retrive the hose. Israel F.

On the Hose Reel Schedule, HRB 1-6 indicate 115V hose reels. E-2.2 and E-7.0 Panel Schedule HRB 1-6 indicate 208V 1 Phase wall hose reels.

Please clarify correct voltage?

12/23 to Jerry The correct voltage for HRB 1-6 is 208V 1 Phase. Israel F.

The fans listed in the schedule cannot comply with the “AMCA TYPE A” requirement. we are planning on using an alternate fans that meet the requirement. Is this acceptable?

12/23 to Jerry The exhaust fan must meet the spark resistant requirement. "Or equal" exhaust fans are acceptable.

Israel F.

The Pipe Material Schedule on sheet P-6.0 for the Breathing Air pipe calls for COPPER TUBING, TYPE WROUGHT COPPER FITTINGS, LEAD-FREE SOLDER-JOINT L, HARD DRAWN PRESSURE TYPE ASTM B16.22. Contractor Suggests adding the requirement “Braze under nitrogen purge to keep pipe clean” to meet Breathing Air Standards.

12/23 to Jerry Jacobs takes no exception to contractors suggestion. Add requirement for Braze under nitogen purge to keep pipe clean to meet Breathing Air Standards.

Israel F.

There is no spec for the Purge Hose Reels, The Purge Hose Reel Schedule on sheet M-6.0 calls out “MONOXIVENT XL-36-5 hose reels, is an “or equal” acceptable?

12/23 to Jerry A product equal to Monoxivent XL is acceptable. Israel F.