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This Abstract of Offers document details a construction contract for a hopper dredge project in the Mississippi River. The solicitation (W912P825B0007) is issued by the US Army Engineer District in New Orleans for dredging work from Baton Rouge to the Gulf of Mexico, Southwest Pass in Plaquemines Parish, Louisiana. Two offerors submitted bids: The Dutra Group and Manson Construction Co., with total base work and options ranging from $31,454,740 to $41,193,000.

The contract includes six line items: mobilization/demobilization, dredging (base and optional), NMFS-approved protected species observers, sea turtle and sturgeon trawling/relocation, and related demobilization. The dredging involves furnishing a fully crewed, self-propelled trailing suction hopper dredge to work in the Mississippi River Southwest Pass and potentially other areas in the New Orleans, Galveston, and Mobile Districts. The project's construction magnitude is estimated between $25,000,000 and $100,000,000, with the solicitation issued on 24-Mar-25 and bid opening date of 10-Jul-25.

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2. DATE ISSUED 3. DATE OPENED PAGE

24-Mar-25 1 0F __ PAGES

DATE SIGNED

7A. ITEM 7C. EST. D. UNIT E. UNIT F. ESTIMATED 30 E. UNIT E. ESTIMATED D. QUANTITY E. UNIT E. ESTIMATED

NO. QUANTITY PRICE AMOUNT 1 PRICE AMOUNT PRICE AMOUNT

Mobilization and Demobilization 1 Job $627,000.00 $627,000.00 1 $3,092,800.00 $3,092,800.00 1 $1,250,000.00 $1,250,000.00

0002 Dredging 2160 Hour $7,082.00 $15,297,120.00 2849 $6,650.00 $18,945,850.00 2160 $8,750.00 $18,900,000.00

Option 0003 Option Dredging 2160 Hour $7,082.00 $15,297,120.00 2849 $6,650.00 $18,945,850.00 2160 $8,750.00 $18,900,000.00

Option 0004 NMFS-Approved Protected Species Observers 30 Hour $1,730.00 $51,900.00 30 $550.00 $16,500.00 30 $850.00 $25,500.00

Option

Sea Turtle and Sturgeon Trawling and Relocation 30 Hour $5,720.00 $171,600.00 30 $6,000.00 $180,000.00 30 $5,500.00 $165,000.00

Option

Demobilization of Sea Turtle and Sturgeon Trawling and Relocation 1 Day $10,000.00 $10,000.00 1 $12,000.00 $12,000.00 1 $32,000.00 $32,000.00

$15,924,120.00 $22,038,650.00 $20,150,000.00

$31,454,740.00 $41,193,000.00 $39,272,500.00

ABSTRACT OF OFFERS - CONSTRUCTION Solicitation Number: W912P825B0007 10-Jul-25

4. ISSUING OFFICE

I CERTIFY that I have opened, read, and recorded on this abstract all offers received in response to this solicitation.

NAME AND TITLE OF CERTIFYING OFFICIAL (TYPE)

US ARMY ENGINEER DISTRICT, MVN (NOD)

7400 Leake Avenue New Orleans, LA 70118-3651

Cori Caimi Contract Specialist

Veronica Garner-Flint Contracting Officer

MISSISSIPPI RIVER, BATON ROUGE TO THE GULF,

SOUTHWEST PASS

HOPPER DREDGE CONTRACT NO. 1-2025

PLAQUEMINES PARISH, LOUISIANA

(Check A, B or C and complete D, E, and F) NO. 1 NO. 2

A. OFFEROR

Manson Construction Co.

B. REASONABLE CONTRACT 2849 B. BID SECURITY (Type and amount)

(Without Profit)

A. HIRED LABOR A. OFFEROR

The Dutra Group

SIGNATURE

5. PROJECT TITLE 8. GOVERNMENT ESTIMATE 9. OFFERS

BASE WORK

Base Total

Base Work + Options Total

6. NUMBER OF AMENDMENTS ISSUED: 1 C. REASONABLE CONTRACT 30 C. AMENDMENTS ACKNOWLEDGED

(Including Profit)

7B. DESCRIPTION OF OFFERED ITEM

14 July 2025

undefined:
undefined_2:
D UNIT:
Signature1_es_:signer:signature:
2025-07-14T11:16:30-0500
GARNER- FLINT.VERONICA.FAYE.1230833504

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