Work_Statement.pdf

6923G519Q0643

WORK STATEMENT

DESCRIPTION OF WORK.

The work covered by these specifications consists of the manufacture or rehabilitate/rebuild to “like new condition” of the following:

• Three (3) Chapman Valve Gearbox Actuator, Ref. Drawing A-99439-2.

o (2) Lock Dewatering Valves

▪ (1) Eisenhower Lock Valve

▪ (1) Snell Lock Valve o (1) Eisenhower Lock Tunnel Culvert Valve

This equipment has been in service for fifty-eight (58) years and the St. Lawrence Seaway Development

Corporation (Corporation or SLSDC) expectation is that the equipment will be rebuilt and put back into service for an equivalent length of time.

This equipment is currently installed at Eisenhower and Snell Locks.

SLSDC will provide advanced notice of when units ready for rebuild will be ready for pick-up in Massena, New

York. Contractor shall be responsible for freight from locks in Massena, New York to repair facility.

The Contractor will provide advanced notice of when rehabilitated units will be ready to be shipped back to

Massena, New York. Contractor shall be responsible for freight from repair facility back to locks in Massena, New York.

WORK REQUIREMENTS

a. General The Contracting Officer’s Technical Representative (COTR) is the ‘Project Engineer’. However, his authorities and/or responsibilities may at times be transferred to a third party. Therefore, for the purposes of this specification, COTR can mean the COTR or his designee.

a. Contractor-Furnished Materials The Contractor shall furnish all materials and services that are required for the satisfactory completion of this contract. All materials furnished by the Contractor shall be of the type and quality described in these specifications and shall be of sufficient quality to perform the intended purpose.

1) Underwriters Laboratories, Inc. (UL™) Standards. Where items/materials to be supplied are available with UL™ standard of approval, they shall be provided including Health and

Sustainability standards as created through UL™ Environment and the GREENGUARD

Environmental Institute (GEI).

b. Storage of Equipment The Corporation requires that gearboxes or other equipment that is stored off site be stored in such a way that offers protection from environmental conditions.

c. Inspection The Contractor's work will be inspected by the COTR or his designee and they will have the authority to reject work not conforming to the specifications and drawings. Final testing of the gear drives may also be witnessed by COTR or his designee. The Contracting Officer will have the ultimate authority for project acceptance. It is the Contractor's responsibility to ensure that all work conforms to the contract documents. The Contractor shall be responsible for providing access to all work to the COTR or his designee as required for inspection of the work.

TECHNICAL PROVISIONS

a. General.

This section provides a basic description of the various tasks comprising the project. Together with the reference drawings, approved submittals, referenced publications, codes and standards where specifically cited, the following form the complete technical specifications for the project.

b. Inspection, Rebuild/Refurbishment, and Manufacture of Components

Inspection and Rebuild (Basic Requirement Item No. 1)

1. Inspection of Geared Valve Actuators. Inspection shall include the following at a minimum:

a) Take digital photographs to document as received condition of the gearbox and clean the exterior of the unit in preparation for visual inspection.

b) Internal components requiring inspection shall be cleaned prior to inspection.

c) Critical components shall be visually inspected, and the found condition documented with digital photographs taken of any damaged areas. Critical components include (but are not limited to) gearing, shafting, and gear casing.

d) All reusable torque transmitting components shall be magnetic particle inspected to ensure that they do not show any indications of operational distress and will continue to operate with long term reliability. Results of inspections shall be submitted to SLSDC.

e) Contractor shall advise SLSDC of inspection findings.

2. All ball and roller bearings shall be replaced and installed in Gearboxes. Replaced bearings shall be returned to SLSDC with rebuilt equipment.

3. Existing Gears shall be evaluated. Results from the evaluation shall be forwarded to SLSDC.

4. Gear Case Housings will be evaluated to insure integrity and reliability. Results from the evaluation shall be forwarded to SLSDC.

5. Shafting shall be evaluated. Results from the evaluation shall be forwarded to SLSDC.

6. New Shaft oil seals shall be supplied and installed in Gearboxes.

7. Provide SLSDC with recommendation for suitable lubricant to be used in Rebuilt Chapman Valve

Actuator Gearboxes.

8. Lubrication Components shall be evaluated. Results from the evaluation shall be forwarded to SLSDC.

9. Any other hardware and auxiliary components shall be evaluated. Results from the evaluation shall be forwarded to SLSDC.

10. Repair or replace any components that are damaged during disassembly.

11. Conduct thorough pre-test inspection to verify units meets all design, dimensional, and quality requirements.

12. Validate Gearbox performance by conducting a no load, mechanical spin test. While testing gear drive;

record operational temperature, sound, vibration, and flow levels as deemed appropriate by the manufacturer. Results of testing shall be submitted to SLSDC.

13. Paint exterior of components with high quality Epoxy Coating to be submitted to and approved by

SLSDC.

14. Install new Identification plate on gear boxes to indicate the following information at a minimum:

a) Size

b) Type

c) Class

d) Ratio

e) Order No.

f) Serial No.

g) Rebuild Date

15. Conduct a final pre-shipment inspection to assure unit meets all manufacturer and SLSDC requirements.

16. Preserve the unit with rust preventative in accordance with manufacturer’s preservation procedures. Rust preventative must be submitted to and approved by SLSDC and must provide a minimum of six (6) months of protection.

17. Build unit complete and package product to protect unit from damage during shipment. Document packaging with digital photos.

18. Contractor shall provide advanced notice of when rehabilitated units will be ready to be delivered back to Massena, New York. Contractor shall be responsible for all costs associated with freight from repair facility back to Massena, New York.

Contractor shall be responsible to ensure that units are properly secured for transit to Massena, New York, and document with digital photos before transit.

Note that the position indicators have been removed from two (2) of the Chapman Valve Actuators, and will not be rebuilt on the third valve as part of this scope of work.

Manufacture of Gearsets (Basic Requirement Items No. 2, 3 and 4)

1. The Contractor shall manufacture and install new for all Gearsets, Shafts, and other Hardware and shall abide by the following:

a) Remanufactured component material properties, surface finishes, etc. shall be equal or exceed original valve actuator materials.

b) No Changes to form, fit, or function of the Chapman Valve Actuators are allowed without approval from SLSDC.

c) Replaced components shall be delivered with rebuilt equipment.

Manufacture Stem Nut and Stem (Basic Requirement Item No. 5)

2. The Contractor shall manufacture install new Stem Nut and provide a new threaded Stem portion of the overall Stem for all Chapman Valve Actuators. Hardware and shall abide by the following:

a) Remanufactured component material properties, surface finishes, etc. shall be equal or exceed original valve actuator materials unless otherwise specified.

b) The required section of the Valve Stem shall be made of 316 Stainless Steel.

c) No Changes to form, fit, or function of the Chapman Valve Actuators are allowed without approval from SLSDC.

d) Replaced components shall be delivered with rebuilt equipment.

Reverse Engineering and Documentation (Basic Requirement Item No. 6)

1. Reverse Engineer Shafts, Gearing, etc. to manufacture new required components to rebuild the Chapman

Valve Actuators.

2. Provide documentation as outlined in Paragraph C.8. below as well as the following:

a) Update Assembly drawings with revised Parts List.

c. Drawings and Manuals

The Contractor shall supply manuals which include product data sheets, operating and maintenance manuals, shop and manufacturers’ drawings in an electronic format such as PDF.

d. Project Quality Control

The Contractor shall provide or demonstrate the following to the satisfaction of the COR:

1. Inspection documentation and reports.

2. Testing and results per OEM specification.

COMMENCEMENT, PROSECUTION, AND COMPLETION OF WORK (APR 1984)

a. Commencement. The Contractor shall receive the equipment for rebuild as outlined by the dates below.

b. Prosecution and Completion of Work.

The Contractor shall:

1) Contractor to receive the three (3) Chapman Valves for rebuild from Eisenhower and Snell Locks on or about June 3, 2019.

2) Complete all Chapman Valve rebuild, testing, and delivered back to the Corporation site by no later than September 30, 2019.

3) Contractor shall complete Reverse Engineering and Documentation, as described in Section C, and delivered back to the Corporation site by no later than thirty (30) calendar days after delivery of

Chapman Valve rebuilds.