am_29_am_1_RFI.pdf

(x)

33330219RF0010029

x x copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted ; or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGEMENT 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 letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

x

OCON

Washington DC 20013-7012

MRC 1200

P.O. BOX 37012

OCON

OCON

Washington DC 20013-7012

MRC 1200

P.O. BOX 37012

SMITHSONIAN INSTITUTION

07/17/20190001

13. THIS ITEM ONLY APPLIES TO MODIFICATION OF CONTRACTS/ORDERS. IT MODIFIES THE CONTRACT/ORDER NO. AS DESCRIBED IN ITEM 14.

12. ACCOUNTING AND APPROPRIATION DATA (If required) is not extended.is extended, Items 8 and 15, and returning

Offers 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

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

FACILITY CODE CODE

10B. DATED (SEE ITEM 13)

10A. MODIFICATION OF CONTRACT/ORDER NO.

9B. DATED (SEE ITEM 11)

9A. AMENDMENT OF SOLICITATION NO.

CODE

8. NAME AND ADDRESS OF CONTRACTOR (No., street, county, State and ZIP Code)

7. ADMINISTERED BY (If other than Item 6)CODE 6. ISSUED BY

PAGE OF PAGES

4. REQUISITION/PURCHASE REQ. NO.3. EFFECTIVE DATE2. AMENDMENT/MODIFICATION NO. 5. PROJECT NO. (If applicable)

1. CONTRACT ID CODE

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT

07/17/2019

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

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority) appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

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

ORDER NO. IN ITEM 10A.

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

This is RFP F19R010018 for Exterior Envelope Restoration and Roof Replacement at the

National Museum of Air and Space Udvar Hazy Center.

Questions are due July 26, 2019 by 5 pm.

Bids are due August 20, 2019 at 3 pm.

Relevant questions may be submitted to Eve Errickson at ErricksonE@si.edu.

Site visits may be arranged by request to Ed Gall at GallEd@si.edu.

Continued ...

16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)15A. NAME AND TITLE OF SIGNER (Type or print)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA 15B. CONTRACTOR/OFFEROR 16C. DATE SIGNED

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

Thomas Dempsey

STANDARD FORM 30 (REV. 11/2016)

Prescribed by GSA FAR (48 CFR) 53.243

Previous edition unusable

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

ITEM NO. SUPPLIES/SERVICES QUANTITY UNIT UNIT PRICE AMOUNT

NAME OF OFFEROR OR CONTRACTOR

2 2

CONTINUATION SHEET

REFERENCE NO. OF DOCUMENT BEING CONTINUED PAGE OF

(A) (B) (C) (D) (E) (F)

33330219RF0010029/0001

Drawings and specifications may be obtained by request to Jo Ann Romano at RomanoJ@si.edu.

Amendment 1 integrates the attached RFIs, Drawings and Specifications by reference.

NSN 7540-01-152-8067 OPTIONAL FORM 336 (4-86)

Sponsored by GSA

FAR (48 CFR) 53.110

RESPONSES TO BIDDER QUESTIONS/ RFP Solicitation No. F19R010029

RFI QUESTION RESPONDENT RESPONSE

1 Given the complexities of this project and the specific information requested in the technical proposal, we respectfully request an extension to the due date to allow proposals to be submitted during the week of July 8, 2019. SI

We have moved the bid date to June 28, 2019.

Please consider extending the due date for RFIs, to allow additional time to review the drawings and specifications.

SI

The Smithsonian reserves the right to answer relevant questions after the RFI due date.

2 Please reconsider the bid date. SI Please see above.

Who is responsible for moving the artifacts?

SI

The artifacts are not to be moved by the Contractor, and SI will be moving artifacts, not related to this project.

Section 0000-8 Paragraph 15.1.1 states that interior work hours are from 6 am - 930

am. Paragraph 15.3 states that the contractor will reimburse the SI for security outside the the stated work hours. What will be the hourly rate for reimbursement costs? How many security personnel will be required for work outside the specified hours?

HCA

The current overtime hourly rate ($40.00) is provided in paragraph 60.2.

Section 072100-3 Paragraph 2.1B states that insulation shall be polyisocyanurate with minimum compressive strength of 60 PSI. There is no such product that we are aware of. Can you please clarify?

HA

Min to be 20psi-Specification will be revised accordingly.

If the bid extension is granted, can an extension also be granted for questions regarding the specification?

SI

Please see above.

Page 81 of the RFP requires a CPM schedule in the technical proposal. Does the schedule count toward the page count and if so can it count as one page? SI CPM is subject to the page limit, and not as one page.

Page 82 of the RFP requires logistics plans in the technical proposal. Does this count toward the page count and if so can it count as one page? SI Logisitics is subject to the page limit, and not as one page.

Page 83 of the RFP requires AIA document A-305 and a financial statement. Please confirm this does not count toward the technical proposal page count. SI Financial statement is not subject to the page limit. AIA document A-305 is subject to the page limit.

Page 83 of the RFP requests past performance information on projects that contained "substantial masonry repair". Can this be removed from the evaluation since masonry is not one of the primary trades on this project?

SI

Substantial masonry repair requirement is not necessary. Replace with roof membrane installation requirement.

Page 84 of the RFP references the subcontracting plan requirements and states that resumes should be provided in the technical proposal. Please confirm that GC staff resumes are not required since they were not listed in the technical proposal requirements in section L.1.

SI

GC resumes are required.

Page 61 of the RFP requires a Superintendent Staff and then lists several positions in addition to the Superintendent. Are any of these required positions that require someone to be on-site, full time for the duration of the project?

SI

Superintendent to be on-site when any workers are on-site. CQC to be here anytime new work is being installed.

Please consider extending the deadline for submitting RFIs. SI Please see above.

RESPONSES TO BIDDER QUESTIONS, RFP Solicitation No. F18R010034 Page 1 of 4

Please consider postponing the bid due date to after the July 4th holiday. This will accommodate more subcontractor participation.

SI

Please see above.

4 Will the MWAA inspector be onsite full time during the roofing installation

SI

See Amendment #1.

Our insurance cannot be responsible for the MWAA inspector if he/she decides to rappel down the barrel side. Is MWAA providing its own access and PPE to inspect the work?

SI

Contractor to provide access for all MWAA and/or SI provided inspections. MWAA and SI will provide their own safety harnesses, hardhats, PPE, et…

For the overhead protection in the clerestory, is SI moving the cameras? SI SI with move cameras. Contact COTR to coordinate, with SI, any moves necessary.

There is not enough time to properly prepare a competitive and thoughtful proposal in the amount of time in the RFP. Can the bid date be extended to provide plenty of time after the RFI’s are answered

SI

Please see above.

Confirm scope of metal panel removal? Is it just for option 3? It appears only option

3 calls for addition of specific substrate. (waterproofing membrane?)

HA

Note difference in new metal wall panels (074213) and existing insulated core metal wall panels

(074216). Base bid requires targeted removal and reinstall of existing insulated panel. Option 3 requires removal of existing insulated panels and installation of new metal panels as part of a rain screen assembly.

With the removal and reinstallation of all Kalwall panels for the head and sill flashings, should replacing all of the Kalwall with new be included as an option due to the age of the existing system?

HCA

Replacement of existing Kalwall with all new has been added as Option 4.

Per the snow fence quantities, based on the documents and specs, if the delegated design requires more runs of snow fence than shown on the documents, do we bid per documents or delegated design?

HCA

Bid is to be based on documents. Spec section 07 7253 has been revised to include the basis of design.

NV5

Scope item BB applies to the base bid, option 1, and option 3. General and multi-system commissioning requirements can be found in section 07 0800. System specific tests are identified in the specification section for each enclosure system.

Confirm if requirements contained in Section 07 0800 apply only to Option 3

NV5

The requirements contained in Section 07 0800 apply to the base bid, option 1, and option 3.

Per Section 07 0800: 1.7 Submit also B1 & B2 – Provide specific tests to be performed. Para 3.5 only requires ASTM E1186.

NV5

Additional test details are provided in the specification section for each enclosure system.

Per Section 07 0800: 1.10 Construction Phases o 2. Functional Performance Tests

(FPT) § a,b,c & d - confirm testing required

NV5

Additional test details are provided in the specification section for each enclosure system.

Per Section 07 0800: 3. Coordination Requirements § a – Confirm extent of type tests to be performed.

NV5

The extent of quantitative tests can be found in the specification section for each enclosure system.

Per Section 07 0800: 3.1 Quality Control A – Confirm qualification requirements of

QC person

NV5

Quality control person qualifications can be found in section 07 0800: 1.9 Quality Control.

Per Section 07 0800: 3.3 Quality Control Testing A .1 – Confirm – Confirm specific type and extent of testing required.

NV5

Quantitative test requirements can be found in the specification section for each enclosure system. The specific frequency of the qualitative tests and observations listed in paragraph 3.3 is at the discretion of the contractor to satisfy the quality requirements of the project. The frequency of quality control reports is weekly.

RESPONSES TO BIDDER QUESTIONS, RFP Solicitation No. F18R010034 Page 2 of 4

Per Section 07 0800: 3.5 Air Barrier Leakage Testing o A. – Confirm testing that is to be completed at the end of construction. If testing is required, Recommend testing before completion.

NV5

The specification has been revised to clarify air barrier leakage testing requirements. Air barrier leakage testing shall be limited to locations where air barrier membranes abuts dissimilar systems including roofing, translucent panels and glazed curtainwall systems. Performance testing of the sealed joints between air barriers and dissimilar systems shall be performed concurrently with the testing of those systems, as specified in the technical Sections of these

Specifications.

Per Section 07 0800: 3.5 Air Barrier Leakage Testing o B. – ASTM 1186 is referenced as the test method required. This is a general Test that is usually provided in conjunction with other test such as ASTM E783. Please confirm the intent of the testing or provide specific type and extent of testing required.

NV5

The specification has been revised to clarify air barrier leakage testing requirements. Air barrier leakage testing shall be limited to locations where air barrier membranes abuts dissimilar systems including roofing, translucent panels and glazed curtainwall systems. Performance testing of the sealed joints between air barriers and dissimilar systems shall be performed concurrently with the testing of those systems, as specified in the technical Sections of these

Specifications.

5 Section 01000-6 lists some unit prices but they are not included on the bid form in the RFP. Please clarify if these unit prices are required.

SI

Provide unit prices.

Allowance 1 calls for 60,000 of CSPE membrane and insulation to be replaced. Please confirm that this is not to be replaced with Hypalon. The description also states that this quantity includes what is shown to be replaced. Are you referring to the areas being removed for the snow fence?

SI

It is not Hypalon. The description is for the snow guard, which is diagrammatic on plans, and discovered bad roof/wet insulation during construction.

Section 132000-1.2.A.1 states that the contractor cannot move any exhibits. Will SI be responsible for moving exhibits if necessar to install protection? SI

Please see above.

Section 132000-1.2.F.k requires cleaning of the artifacts. Is this a requirement since the contractor is not to touch or move any exhibits?

SI

Cleaning of the artifact protection is required; thus, the artifact should be kept clean and artifact cleaning, itself, is not required.

Please clarify the intent of the protection as the drawings only mention poly coverings but the specification has more stringent requirements. Are we to drape poly over the exhibits or is the intention to build protection barriers beneath the roof structure?

SI

The intent is to drape poly over the artifacts, and Amendent #2 shows an updated specications with less requirements.

6 Please provide the shop drawings or as-builts for the existing curtain wall system.

SI

The Contractor is to demo and build according to Construction Documents. They have been field verified with openings.

Please provide the shop drawings or as-builts for the existing Kalwall system.

SI

The Contractor is to demo and build according to Construction Documents. They have been field verified with openings.

Allowance #2 includes replacing 35 Kalwall panels, however, Kalwall has expressed concern over being able to match the existing panels and detailing. Please clarify if this is to remain a base bid requirement.

SI

Base bid remains as is. Contractor is to provide a price for Option 4, which calls for the removal and replacement in kind of all the existing transluscent wall panels. See Division 1 and specification 08 4523.

Section 070800 details the commissioning requirements for the building envelope. It is clear that the contractor is responsible for the testing listed in that section and various other specification sections. Is the contractor responsible for providing the

Commissioning Authority or will Smithsonian hire this person?

SI

Smithsonian has hired Commissioning Authority.

RESPONSES TO BIDDER QUESTIONS, RFP Solicitation No. F18R010034 Page 3 of 4

Please provide the small business participation requirements.

SI

For the purposes of this procurement, the following goals are considered reasonable and achievable during the term of the contract:

- 23%_a minimum of the planned subcontracting dollars to be placed with small business concerns. (The following are subsets of the small business goal):

-- 5%_a minimum of the planned subcontracting dollars to be placed with small disadvantaged small business concerns to include: HBCU/MI's, and 3% a minimum of the planned subcontracting dollars to be placed with veteran owned, service-disabled small business concerns:

--- 3%_a minimum of the planned subcontracting dollars to be placed with HUBZone small business concerns:

---- 5%_a minimum of the planned subcontracting dollars to be placed with women-owned small business concerns.

The SF 1442 references the Amendments and Addendums from the previous solicitation but they were not issued as contract documents. Please confirm these

Amendment documents are included in this solicitation.

The Amendment Documents from the previous solicitation are to be included in this solicitation; and will be provided in the same manner as the Contract Specifcations and

Drawings (upon request).

Sheet X101 issued in Addendum 1 revised the protection scope to include wrapping each exhibit individually with poly, however, specification section 132000 does not allow the contractor to touch any artifacts/exhibits. In addition, specification section

132000-2.2-B.1 references the use of wood slats which could insinuate a framed containment. Please clarify the expected approach to protecting the exhibits/artifacts. Is the contractor expected to wrap each item, to contain each item individually so that the poly does not contact any exhibits, or to hang poly above all of the exhibits that would catch any fallen dust/debris.

SI

As Sheet X101 states in Addendum 1, the protection scope includes wrapping each exhibit individually with poly. The wood slats, in Specification Section 132000-2.2-B.1, are included for proper anchorage of protection.

Reference Allowance No.3. Please confirm that the allowance of 50 square feet of solid load-bearing concrete block includes the beam pocket masonry shown by details B and C on Sheet A01502.

HCA

Confirmed.

Detail A / Drawing DM303 notes that the existing Kalwall is to be removed, stored and reinstalled. Typically, Kalwall systems can not be removed & reinstalled per the manufacturers. Please confirm if the Kalwall system can be replaced in the base bid in lieu of removed and reinstalled.

SI

Base bid remains as is. Contractor is also to provide a price for Option 4, which calls for the removal and replacement in kind of all the existing transluscent wall panels. See Division 1 and specification 08 4523.

RESPONSES TO BIDDER QUESTIONS, RFP Solicitation No. F18R010034 Page 4 of 4