SOW Revision 1 Sep 24 2021.pdf

STATEMENT OF WORK

I. PROJECT DESCRIPTION

The Marine Design Center (MDC) of the U.S. Army Corps of Engineers (USACE) has issued this solicitation, for the procurement, testing and delivery of two new lower lifting blocks for the Dredge JADWIN. The U.S. Army Corps of Engineers, Vicksburg District, operates the Dredge JADWIN along the Mississippi River.

The Contractor is not responsible for installing the block assemblies on the vessel.

II. OPERATIONAL BACKGROUND

The Dredge JADWIN is a 274’ long Dustpan Dredge with a 52’ Beam and 7’6” draft. Maximum dredging depth is 68 feet. The JADWIN dredges in fresh water. The material pumped is Mississippi River sand near the Vicksburg, MS area.

III. DESIGN STANDARDS

The lower block assemblies shall be designed and constructed in accordance with the latest edition and interpretations of the rules, regulations, requirements and standards of the Legislation, Regulatory Agencies and technical organizations listed below. The Contractor is required to incorporate requirements included in any revisions to the rules and regulations listed below as well as those stipulated in the respective specification clauses:

• U.S. Army Corps of Engineers, Publication No. EM 385-1-1; “Safety and Health Requirements Manual.” May be viewed at internet web site:

https://www.publications.usace.army.mil/Portals/76/Publications/EngineerManuals/EM_385-1- 1_2008_Consolidated.pdf?ver=2013-09-04-161030-210

• American Society of Mechanical Engineers (ASME) Codes & Standards B30.26, Rigging Hardware

IV. SCOPE OF WORK

The Contractor assumes complete responsibility for providing the new lower lifting blocks and performing testing in accordance with the requirements of the contract. Should the Contractor determine at any time that they are unable to fulfill those responsibilities, they shall notify the COR immediately of the problem experienced and his proposed manner of correction.

V. DEFINITIONS

The following definitions are applicable to phrases and acronyms used throughout this contract:

• COR - Contracting Officer’s Representative - a member of the contract management and quality assurance team authorized by the Contracting Officer to perform certain administrative and managerial duties. A copy of the COR’s authority letter is furnished to the Contractor.

• K.O. - Contracting Officer - A person with the authority to enter into, administer and/or terminate contracts and make related determinations and findings.

• MDC – Acronym for the Marine Design Center.

• QC - Quality Control - Quality Control is a function of the Contractor. Quality Assurance (QA) is a function of the Government.

• USACE – Acronym for United States Army Corps of Engineers.

VI. CONTRACTOR QUALITY STANDARDS

The Contractor shall utilize the specified components so as to meet specification requirements utilizing construction and testing methods to ensure that the completed lower block assembly conforms to the intended design.

Inspection by the Government is for the purpose of verifying the proper function of the Contractor’s quality control measures and is not to be used as a substitute for control of quality by the Contractor.

A. STANDARD PARTS & MATERIALS

All articles, fittings, equipment, machinery, supplies, and materials used in the construction and outfitting of the lower block assemblies shall be the highest grade, free from defects and imperfections, unused and, be the standard product of reputable manufacturers, to the maximum extent practicable. Any material not specified shall be the best of their kind for the purpose intended.

Materials specified herein to meet the requirements of standard specifications published by national authorities shall conform to the respective editions, including amendments, specified. No salvage materials shall be used in the work.

B. CONSTRUCTION STANDARDS

All material, machinery and equipment shall be new, of current manufacture and suitable for the marine service intended. Spare parts and service shall be readily obtainable.

All material, unless otherwise specified in these specifications or in the drawings, shall be of commercial quality to ASTM, ANSI, or SAE specifications.

All materials shall be free of imperfections due to manufacturing processes and from defects which adversely affect appearance or serviceability.

All sharp edges or projections which constitute a personnel hazard shall be removed or ground smooth. All notches shall have a radius to prevent stress concentrations.

VII. Lower Block Assembly

A. GENERAL

The Contractor shall furnish two (2) new “Crosby McKissick Lower Blocks” in accordance with the technical requirements detailed in this section.

The Contractor is required to be a Certified Crosby Dealer. The Contractor shall submit certification confirming they are a Certified Crosby Dealer with their quote.

The block has been designed by Crosby as an “Engineered Solution” and therefore is not available in Crosby’s off-the-shelf parts database. The blocks will need to be quoted by Crosby to the Contractor for distribution. The Contractor can contact David Boyle at ‘david.boyle@thecrosbygroup.com’, or submit an RFQ to Crosby at ‘specials@thecrosbygroup.com’, in order receive a quote.

The reserved number for the Crosby McKissick Lower Block is 3655776.

B. DELIVERABLES

The following deliverables shall be provided:

• Two (2) Crosby McKissick Lower Blocks, part number 3655776, with the following characteristics:

o 110 ton working load o Design factor of 4 o Six 28” O.D. sheaves with sealed tapered roller bearing o Grooved for 7/8” wire line.

o Sheave grooves are hardened to RC-40 minimum.

C. PERIOD OF PERFORMANCE SCHEDULE AND DELIVERY

Period of Performance -The period of performance for CLIN 0001 is 175 days from receipt of contract award.

The lower blocks shall be delivered to the following address:

U.S. Army Corps of Engineers U.S. Army Engineer District, Vicksburg

Supply and Maintenance Branch Dredge Jadwin

2449 Haining Road Vicksburg, MS. 39180

The blocks shall be delivered in such a manner as to ensure adequate protection from damage in transit and with a preservation treatment suitable for transportation and six (6) months of indoor storage in a clean and dry environment.

D. WARRANTY

The Contractor shall provide a minimum warranty of 12 months from the date of installation of the first block onto the Dredge JADWIN. The Contractor shall assume the first block will be installed Spring 2022. The warranty shall cover all components of the delivered systems, to include mechanical and structural components. The warranty shall also cover parts, labor, and transportation costs.

VIII. TESTING

A. GENERAL

The Contractor shall perform testing on the lower blocks at the manufacturer’s facility. The blocks shall be proof load tested to 150%-200% of the safe working load.