Amendment 0004.pdf

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

This amendment provides responses to requests for information (RFIs). All other aspects remain unchanged.

1. CONTRACT ID CODE PAGE OF PAGES

1 3

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

16C. DATE SIGNED

BY 04-Feb-2025

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 W912WJ25B0001

X 9B. DATED (SEE ITEM 11)

10-Dec-2024

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, X 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

04-Feb-2025

CODE

U S ARMY ENGR DISTRICT, NEW ENGLAND

696 VIRGINIA RD

CONCORD MA 01742-2751

W912WJ 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

W912WJ25B0001

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION SF 30 - BLOCK 14 CONTINUATION PAGE

The following have been added by full text:

AMENDMENT 0004

1. What will be considered inaccessible areas?

GOV Response: The entire steel structure of the railroad bridge shall be painted, except for those surfaces noted in Subpart CLEANING AND PREPARATION OF SURFACES NOT TO BE PAINTED. For the purposes of this contract, inaccessible areas are defined as locations on the steel railroad bridge that cannot be physically reached or worked on by personnel due to limited physical clearance, specifically, areas where the available space for entry or movement is insufficient for a human body to pass.

Contractor is expected to use, but will not be limited to, ladders, scaffolding, lifts, cranes, aerial access equipment, ropes and/or climbing equipment to safely access the entire structure.

2. How will the owner address inaccessible areas and is there a recommended coating system?

GOV Response: For inaccessible areas, maximum practical surface preparation and compatible coating system in compliance with the specifications shall be provided by the contractor.

3. Do the railroad tracks wood ties need to be temporarily moved to paint the top of steel beam flanges and painting under?

GOV Response: No.

4. Does any steel lattice or cross bracing need to the removed to provide better access to perform surface preparation and paint?

GOV Response: No.

5. The interior surface of the c channels located on the bridge deck are inaccessible. How does the owner intend on handling the cleaning and painting of the C channels on the bridge deck?

GOV Response: The interior surface of the C channels located on the bridge deck are considered inaccessible are not required to be painted.

6. There is a wood nailer adjacent to the metal grading. Is the wood nailer to be removed in order to gain access to the edge of the steel in order to blast and paint?

GOV Response: No, this wood nailer shall not be removed. This edge of steel would be considered inaccessible and not required to be painted.

7. The walkway grading is welded to the bridge stringers. Is the grading to get blasted and painted?

GOV Response: Yes

8. Are the interior of the core boxes and box beams to get blasted and painted?

GOV Response: Yes.

9. Are we to repaint the electrical conduit to match the steel?

GOV Response: Yes.

10. Is there caulking on the bridge that will require removal and replacement?

GOV Response: No

11. Will caulking be required to seal gaps in the steel between plates?

GOV Response: No

12. Will the coating need to comply with current OTC, Ozone Transportation Commission regulations effective 1/1/2014? Industrial coatings to be under 250 g/l.

GOV Response: The selected high performance coating VOC content shall not exceed 340 g/l.

13. There is lots of grease on the lift span and adjacent steel. Once we remove the grease, will we be required to put it back on a daily, weekly, or monthly basis?

GOV Response: No, the contractor will not be required to replace the grease once removed.

W912WJ25B0001

14. How many lbs. of counterweights does the owner have on hand?

GOV Response: This is listed in the specifications. Refer to Section 09 97 02, subpart 1.3.3.2

15. Can the owner provide a drawing identifying the sensitive equipment that needs to be protected?

GOV Response: This is listed in the specifications. Refer to Section 01 11 00, subpart 1.12.E. Additionally, contractor shall protect (6) antennas & transmission lines on each of the North and South tower spires.

16. Is a licensed electrician needed to cover and or ground the electrical wires on the bridge?

GOV Response: No. The highest voltage of wire on the bridge is 480 volts and all of the cable is insulated. An electrician is not needed to protect the cables from the blasting/painting. A licensed electrician is required to perform any electrical work required (i.e. temporary navigation lights impacted by containment).

17. Are we to replace the bird deterrent devices?

GOV Response: No. Contractor shall remove existing bird spikes and turn them over to the government.

18. Is there any know endangered species on or around the bridge that we should be aware of that will prohibit us from performing our job?

GOV Response: No.

19. Can you advise on the clearance between the water and the lowest point on the steel? The drawings contain a reference to mean water height, but that would not account for the height of the water at high tide. We require this information for developing the proper plan for our below deck platform.

GOV Response: No part of the containment and access equipment shall hang down from the lift span more than 5 feet vertically. The Mean High Water (MHW) elevation is 102.3’.

(End of Summary of Changes)