EMI Chamber Soliciitation Modification.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

The purpose of this amendment is to re-issue the revised Statement of Work (SOW), w hich provides clarif ication for each Contract Line Item Number (CLIN) in accordance w ith the specifications. Additionally, the closing date for proposal submissions has been extended to allow interested contractors time to resubmit their proposals.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 5

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

16C. DATE SIGNED

BY 13-Aug-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 N0017825RC613

X 9B. DATED (SEE ITEM 11)

04-Apr-2025

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 X 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

13-Aug-2025

CODE

NSWCDD 1

SUSAN MADISON/026 17632 DAHLGREN ROAD

DAHLGREN VA 22448

N00178 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

N0017825RC613

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

SECTION A - SOLICITATION/CONTRACT FORM

The required response date/time has changed from 09-May-2025 12:00 PM to 20-Aug-2025 12:00 PM.

SECTION B - SUPPLIES OR SERVICES AND PRICES

CLIN 0002

The option status has changed from Option to No Status.

CLIN 0003

The option status has changed from Option to No Status.

SECTION C - DESCRIPTIONS AND SPECIFICATIONS

The following have been modified:

STATEMENT OF WORK

ELECTROMAGNETIC INTERFERENCE (EMI) SHIELDED CHAMBER

STATEMENT OF WORK (SOW)

REVISED

1.0 INTRODUCTION

The requiring activity is the Naval Surface Warfare Center, Dahlgren Division (NSWCDD).

NSWCDD performs electromagnetic emissions and susceptibility testing to ensure warfighter safety and capability. has a requirement for an additional Electromagnetic Interference (EMI) Shielded Chamber manufactured in accordance with (IAW) Specification to support for electromagnetic compatibility (EMC) and EMI testing.

2.0 APPLICABLE DOCUMENTS

2.1 Occupational Safety and Health Administration (OSHA) Regulations;

2.2 Center for Disease Control (CDC) Guidelines; and

2.3 Original Equipment Manufacturer (OEM) Specifications.

3.0 REQUIREMENTS

3.1 The Contractor shall provide the following IAW the noted specifications:

Item # Description Quantity

0001 Electromagnetic Interference (EMI) Shielded Chamber 1

10' x 8' x 8’ shielded Ante-room without raised flooring with 4’ x 7’ RCM Single shielded door – Manual, Std. Threshold 1

0003 Fire-retardant polystyrene or polypropylene RF Absorber 1

0004 Shipping to Dahlgren, VA 22448 1

3.1.1 Electromagnetic Interference (EMI) Shielded Chamber (CLIN 0001) The proposed equipment must meet the following minimum specifications:

27’x 16’ x 12’ shielded enclosure, without vinyl tile or raised flooring 1 8’ x 8’ RCM Double shielded door – Manual, Std. Threshold with Aluminum Ramp 1 4’ x 7’ RCM Single shielded door – Manual, Std. Threshold with Aluminum Ramp 1 Low-EMI LED Lighting (Filtered) 4 12” x 12” Vents with dielectric connecting collars (Supply in ceiling) 4 24” x 24” Vent with dielectric connecting collars (Return inwall near floor) 1 24” x 24” Brass Penetration Panels (Blank) 4 60 Amp, Single-phase 120V Power Filter Cabinet, 60 Hz 1 100 Amp, 3-phase 208V Power Filter Cabinet, 60 Hz 1 100 Amp, 3-phase 480V Power Filter Cabinet, 60 Hz 1 Copper Bus Bar around interior perimeter of chamber on dielectric stand-offs at bench level

3.1.2 Shielded Ante-Room (CLIN 0002)

The proposed equipment must meet the following minimum specifications:

10' x 8' x 8’ shielded Ante-room without raised flooring 1 4’ x 7’ RCM Single shielded door – Manual, Std. Threshold 1 Low-EMI LED Lighting (Filtered) 1 12” x 12” Vents with dielectric connecting collars (Supply in ceiling) 1 24” x 24” Vent with dielectric connecting collars (Return inwall near floor) 1 24” x 24” Brass Penetration Panels (Blank) 2 60 Amp, Single-phase 120V Power Filter Cabinet, 60 Hz 1

3.1.3 Fire-Retardant Polystyrene or Polypropylene RF Absorber (CLIN 0003) Fire-retardant polystyrene or polypropylene RF Absorber with Ferrite tile to meet minimum reflectivity requirements in below table. Ferrite tile and absorber shall cover 100% of all 4 sides and top of the Electromagnetic Interference (EMI) Shielded Chamber (CLIN 0001) only (~ 1464 sqft). Absorber/tile combined height shall not exceed a total of 18 inches.

Table 1. Minimum Absorber Reflectivity (dB)

30 MHz 50 MHz

MHz

MHz 1 GHz 3 GHz 5 GHz 10 GHz 18 GHz 40 GHz

10 15 15 15 15 15 20 25 25 30

3.2 The Contractor shall furnish all labor required to perform the installation for the chamber onsite at NSWCDD.

3.2.1 The Contractor shall provide the final list of materials to the technical point of contact (TPOC) for review and confirmation that the final materials continue to meet the minimum specifications prior to the vendor procuring the materials and within 7 calendar days after the receipt of the order.

3.3 The Contractor personnel shall wear personal protective equipment IAW OSHA regulations and CDC guidelines throughout the project.

3.4 The Contractor shall protect Government property from damage or disfigurement.

3.5 The Contractor shall keep all supplies, equipment, and tools out of traffic lanes or other areas where they might create a hazard.

3.6 At the end of each work period, the Contractor shall secure all supplies, equipment and tools.

3.7 The Contractor shall perform all work during normal working hours, Monday through Friday, 0800 – 1700.

3.8 The Contractor shall coordinate with the TPOC identified below to schedule the installation of the chamber.

*The Contractor shall not perform any services outside of the items funded on the purchase order. The Government reserves the right to modify this contract at a later date to cover the optional services/components identified if needed.

4.0 GOVERNMENT-FURNISHED PROPERTY/MATERIAL/INFORMATION

(GFP/GFM/GFI)

4.1 The Government does not anticipate any government furnished property, materials, or information for this effort.

4.2 The Government will prepare the facility space prior to the installation. Electricity is available at the site.

5.0 SECURITY

The work to be performed under this contract is unclassified.

6.0 TRAVEL

The Contractor will be required to travel in performance of this contract. The number of trips and types of personnel traveling shall be limited to the minimum required to accomplish work requirements and shall be coordinated with the technical point of contact. All travel shall be conducted in accordance with the Federal Travel Regulations (FTR).

7.0 TECHNICAL POINT OF CONTACT

SECTION I - CONTRACT CLAUSES

The following have been deleted:

52.217-7 Option For Increased Quantity-Separately Priced Line Item MAR 1989 52.232-18 Availability Of Funds APR 1984

52.232-19 Availability Of Funds For The Next Fiscal Year APR 1984

The following were previously included by full text and are now included by reference:

52.232-18 Availability Of Funds APR 1984

(End of Summary of Changes)