A22_-_Amendment_0001.pdf

W912P818B0054

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 subject solicitation for Mississippi River and Tributaries, Old River Lock, New Miter Gates, Pointe Coupee Parish, LA is hereby modified as show n on the attached pages.

The response date for bidder question submission and bid opening date remains unchanged.

1. CONTRACT ID CODE PAGE OF PAGES

J 1

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

16C. DATE SIGNED

BY 24-Aug-2018

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 W912P818B0054

X 9B. DATED (SEE ITEM 11)

15-Aug-2018

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 1 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

24-Aug-2018

CODE

USACE, CONTRACTING DIVISION

ATTN: CEMVN-CT, ROOM 172

7400 LEAKE AVE.

NEW ORLEANS LA 70118-3651

W912P8 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

The following items are applicable to this modification:

AMENDMENT 0001

Solicitation No. W912P818B0054 Amendment 0001

Section C1

1. Delete paragraph 7.1.1 in its entirety and replace with the following paragraph:

7.1.1. Shapes and Plates. Structural steel shapes and plates shall meet the requirements of ASTM A 709/A 709M, Grade 50, using killed fine-grain mill practice.

Mill repairs of base metal are prohibited. Toughness shall meet the requirements of ASTM A 709/A 709M, Table 11, for Zone 2, unless otherwise indicated or specified. All materials used for the fabrication shall meet the requirements of section 10 of ASTM A 709/A 709M and shall include mill certification showing that the material meets the necessary toughness requirements. Plates four (4) inches or greater in thickness shall meet the requirements of ASTM A 36/A 36M.

Section C2

1. In paragraph 1, delete the following reference:

U.S. ARMY CORPS OF ENGINEERS (USACE)

EM 385-1-1 (2014) Safety and Health Requirements Manual

2. In paragraph 2, delete, “in accordance with EM 385-1-1”.

3. In paragraph 2.4, revise the first part of this paragraph to the following:

Fracture Critical Members (FCM). FCM are shown on the Contract Drawings and include all attachments and connections to these members as defined in AWS D1.5M/D1.5. All materials shall be as specified in Section C1, paragraph 7.1.1. Welding for fracture critical members shall meet all requirements of AWS D1.5M/D1.5 Section 12, including:

The list of fracture critical items remains as is.

4. In paragraph 4, delete the following sentence, “All QA inspections will follow AWS D1.5M/D1.5 and AASHTO/NSBA Steel Bridge Collaboration S 4.1 - 2002 Steel Bridge Fabrication QC/QA Guide Specification.“

5. In paragraph 4, delete the following sentence, “The QA Inspection period shall not commence until after a minimum period of 72 hours after any welding.”

6. In paragraph 4.4, replace, “x-ray, gamma ray” with “radiography”.

7. In paragraph 6.4.4.2, delete, “except that the temperature of the base metal must be at least 70 degrees F” from the first sentence.

8. In paragraph 6.6.3, revise the fourth sentence to, “In addition, seal welds which require weld wrapping around reentrant corners that is specifically prohibited in AWS D1.5M/D1.5, shall be performed.”.

9. In paragraph 7.2, replace, “x-ray, gamma ray” with “radiography”.

10. Delete paragraphs 7.3.4.2.1 through 7.3.2.4.4 in their entirety and replace with the following:

7.3.2.4.1. Ultrasonic Testing (UT) - Ultrasonic testing of welds must conform to the provisions of AWS D1.5M/D1.5. Base metal must be longitudinally scanned for laminations prior to shearwave examination. Longitudinal examinations conducted by the material producer are not considered acceptable for this testing. Sensitivity reference levels for shear wave examinations must be established on an IIW type block utilizing the .060 sensitivity hole. Any alternative method must be approved by the Contracting Officer. The ultrasonic equipment must be capable of making a permanent record of the test indications. A record must be made of each weld tested. Remove all backing bars prior to ultrasonic testing.

7.3.2.4.2. Radiographic Testing (RT) - Making, evaluating and reporting radiographic testing of welds must conform to the applicable requirements of AWS D1.5M/D1.5. The fabricator must ensure that radiographic film provided is developed with a film density from 2.5 to 3.5. The Government will retain ownership of radiographic film provided by the fabricator. Only ASNT RT Level III's or individuals specifically certified in radiographic film interpretation are allowed to perform the interpretation and acceptance/rejection of radiographs. Submit qualifying documentation for government approval. Only wire IQI's are permitted. IQI's are not permitted to be placed over the weld. The essential wire of the IQI must be visible from end to end without breaks. Film artifacts located in the weld or heat affected zones will be cause for rejection of the radiograph.

7.3.2.4.3. Magnetic Particle Inspection (MT) - Magnetic particle inspection of welds must conform to the provisions of ASTM E709 and AWS D1.5M/D1.5, Section 6 and Subsection 12.16 where applicable. Requirements of AWS D1.5M/D1.5 section 6.7.2.3 must not apply to these specifications, such that secondary members must be subjected to MT sampling as required. MT by the prod method is prohibited. Permanent magnets are prohibited. Unless specifically approved magnetic particle media suspended in a liquid solution must not be used for field applications. MT particle media must be of a contrasting color to the test material Use field indicators to verify the correct field strength and direction.

7.3.2.4.4. Dye Penetrant Inspection (PT) - Dye penetrant inspection (PT) of welds must conform to the applicable provisions of ASTM E165.

11. Add the following sentence to the end of paragraphs 7.4.1 and 7.4.3, “Acceptance criteria shall be as shown in Table 6.3 of AWS D1.5M/D1.5.”

Section C4

1. Add paragraph1.2, “1.2 Prepainting Conference. The Contractor shall schedule a Prepainting Conference prior to any painting. The Prepainting Conference shall include, at a minimum, the Prime Contractor, Painting (Sub)Contractor, the Painting (Sub)Contractor's primary QC representative, the COR, and the GQAR. The Prepainting Conference shall occur either at the Painting Facilities or a similar location as deemed appropriate.”

2. Delete paragraph 3.1.14 in its entirety and replace with the following, “3.1.14.

Coating Thickness Gage Qualification. The Contractor shall submit Coating Thickness Gage Qualification documentation of manufacturer's certification for all coating thickness gages. Type 2 gages as described in ASTM D 7091 must be used to make all coating thickness measurements on ferrous metal substrates. Gages must have an accuracy of +/- 3 percent or better. Gages to be used on the job must be certified by the manufacturer as meeting these requirements.”

3. Add paragraph 3.5, “3.5. Certifications. Submit for review and acceptance the credentials of the Contractor's painting (including shop, field, touch-up, and repainting) quality control personnel. The Contractor's QC Painting/Coating Inspector shall be certified to either NACE CIP 2 or SSPC PCI 2. Conduct all work specified herein only when the Contractor's Paint Inspector is on the jobsite full time.”

4. Add paragraph 3.6, “3.6. Coating Application Specialist Certification. The Contractor shall submit Coating Application Specialist certification for all of its painting personnel.”

5. Delete paragraph 4.3 in its entirety and replace with the following:

4.3. Qualified Painting Contractor. The Contractor shall provide a certified SSPC QP 1 Painting Contractor for field application or a certified SSPC QP 3 Painting Contractor for shop application. Submit a copy of the SSPC QP 1 or SSPC QP 3 Certificate. An AISC Sophisticated Paint Endorsement can be used in lieu of the SSPC certificates.

6. Add paragraph 4.4, “4.4. Qualified Painter. All painters shall be certified as Coating Application Specialists. Level 1 Application Specialists shall work with and under the supervision of Level 2 and/or Level 3 Application Specialists. At least one Level 2 and/or Level 3 Application Specialists shall be present during all painting application. “

7. Add the following sentence to the end of paragraph 14.1, “All sharp edges shall be radiused prior to painting.”

8. Revise the fourth sentence of paragraph 15.1 to the following, “Edges, corners, crevices, seams, joints, welds, rivets, corrosion pits, and other surface irregularities shall receive special attention in the form of stripe coating every coat to ensure that they receive an adequate thickness of paint.”

9. Revise the first sentence of paragraph 15.3 to the following, “Atmospheric and Surface Conditions. Paint shall be applied only to surfaces that are a minimum 5 degrees above the dew point temperature and that are completely free of moisture as determined by sight and touch.”

10. Delete paragraph 15.7 in its entirety and replace with the following, “15.7.

Measurement on Ferrous Metal. Where dry film thickness requirements are specified for coatings on ferrous surfaces, measurements must be made with a gage qualified in accordance with subparagraph COATING THICKNESS GAGE QUALIFICATION. They must be calibrated and used in accordance with ASTM D 7091.

They must be calibrated using plastic shims with metal practically identical in composition and surface preparation to that being coated, and of substantially the same thickness (except that for measurements on metal thicker than 1/4-inch, the instrument may be calibrated on metal with a minimum thickness of 1/4-inch ).Prior to each use the Base Metal Reading (BMR) shall be established for the gage as specified in the test method. Frequency of measurements shall be at least ten times that recommended for field measurements by ASTM D 7091 and that measurements shall be performed on all areas of the structure being coated. Also no measurements shall be below the specified thickness in lieu of the 80% of the specified minimum thickness allowed by ASTM D 7091.

Thickness measurements shall be reported as the mean for each spot determination. If thickness readings are encountered outside of the calibrated range, the instrument shall be recalibrated and measurements retaken. The instruments shall be calibrated or calibration verified prior to, during and after each use. “

11. Revise the first sentence of paragraph 15.9 to the following, “When riveted or ordinary bolted contact is to exist between surfaces of ferrous or other metal parts of substantially similar chemical composition, such surfaces, both contact surfaces shall receive a coat of primer with a maximum thickness of 1.5 mils on each surface, and any resulting crevices shall subsequently be filled or sealed with paint“.

DRAWINGS

1. Delete Sheet 5 of 21 in its entirety and substitute the attached revised Sheet 5 of 21.

Note: For the bidders’ conveinence and reference, Sections C1, C2, and C4 in its entirety (with the below changes included) are posted at the end of this amendment.

Section Table of Contents

SECTION C1 - MITER GATES

1. SCOPE.

2. QUALIFICATIONS AND EXPERIENCE.

3. REFERENCES.

4. QUALITY CONTROL.

5. SUBMITTALS.

6. DELIVERY, STORAGE, AND HANDLING.

7. MATERIALS.

8. FABRICATION.

9. ASSEMBLY.

10. GATE SPARE PARTS.

C2-a ED 18-069

SECTION C1 - MITER GATES

1. SCOPE. The work covered by this Section consists of furnishing all plant, equipment, labor and materials, and performing all operations in connection with the fabrication, assembly, delivery, and unloading of the miter gate and appurtenant items as specified herein and shown on the drawings. Delivery of the gates shall be made at the Port Allen Lock Storage Facility, and Contractor shall provide all equipment, material, and personnel required for unloading and placing the gates onto the Government-furnished carriages. The equipment shall include the crane to offload the gates at the Port Allen Lock Storage Facility. Delivery of the spare parts shall be made at the Old River Navigation Lock.

2. QUALIFICATIONS AND EXPERIENCE. The fabrication plant that constructs the miter gates shall have be qualified as stated in Section C2, “FABRICATION OF

HYDRAULIC STEEL STRUCTURES”.

3. REFERENCES. The publications listed below form a part of this specification to the extent referenced. The publications are referred to in the text by basic designation only.

Aerospace Industries Association of America, Inc. (AIA/NAS)

NASM17828 (2013) Nut, Self-Locking, Hexagon Regular Height, (Non-Metallic Insert) 250 °F OR 450 °F, Nickel-Copper

AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME)

B46.1 (2009) Surface Texture (Surface Roughness, Waviness and Lay)

AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM)

A 36/A 36M (2014) Standard Specification for Carbon Structural Steel

A 53/A 53M (2018) Standard Specification for Pipe, Steel, Black and Hot-

Dipped, Zinc-Coated, Welded and Seamless

A 108 (2013) Standard Specification for Steel Bar, Carbon and Alloy, Cold-Finished

A 123/A 123M (2017) Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products

C2-b ED 18-069

A 148/A 148M (2015a) Standard Specification for Steel Castings, High-Strength, for Structural Purposes

A 193/A 193M (2017) Standard Specification for Alloy-Steel and Stainless Steel Bolting for High-Temperature or High Pressure Service and Other Special Purpose Applications

A 194/A 194M (2017a) Standard Specification for Carbon Steel, Alloy Steel, and Stainless Steel Nuts for Bolts for High-Pressure or High-Temperature Service, or Both

A 240/A 240M (2017) Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

A 276/ A 276M (2017) Standard Specification for Stainless Steel Bars and Shapes

A 354 (2017e1) Standard Specification for Quenched and Tempered Alloy Steel Bolts, Studs and Other Externally Threaded Fasteners

A 370 (2017a) Standard Test Methods and Definitions for Mechanical

Testing of Steel Products

A 563 (2015) Standard Specification for Carbon and Alloy Steel Nuts

A 564/A 564M (2013e1) Standard Specification for Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes

A568/A 568M (2017a) Standard Specification for Steel, Sheet, Carbon, Structural, and High-Strength, Low Alloy, Hot-Rolled and Cold-Rolled, General Requirements for

A 668/A 668M (2017) Standard Specification for Steel Forgings, Carbon and Alloy, for General Industrial Use

A 705/A 705M (2017) Standard Specification for Age-Hardening Stainless Steel

C2-c ED 18-069

Forgings

A 709/A 709M (2017e1) Standard Specification for Structural Steel for Bridges

B 271/b 271M (2015) Standard Specification for Copper-Base Alloy Centrifugal Castings

B 505/B 505M (2018) Standard Specification for Copper-Based Alloy Continuous Castings

B 584 (2014) Standard Specification for Copper Alloy Sand Castings for General Applications

D 395 (2016e1) Standard Test Methods for Rubber Property -Compression Set

D 256 (2010e1) Standard Test Methods for Determining the Izod Pendulum Impact Resistance of Plastics

D 412 (2016) Standard Test Methods for Vulcanized Rubber and Thermoplastic Elastomers - Tension

D 471 (2016a) Standard Test Method for Rubber Property - Effect of Liquids

D 543 (2014) Standard Practices for Evaluating the Resistance of Plastics to

Chemical Reagents

D 570 (1998(2010)e1) Standard Test Method for Water Absorption of Plastics

D 572 (2004(2015)) Standard Test Method for Rubber - Deterioration by Heat and Oxygen

D 638 (2014) Standard Test Method for Tensile Properties of Plastics

D 695 (2015) Standard Test Method for Compressive Properties of Rigid Plastics

C2-d ED 18-069

D 746 (2014) Standard Test Method for Brittleness Temperature of Plastics and Elastomers by Impact

D 792 (2013) Standard Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement

D 1761 (2012) Standard Test Methods for Mechanical Fasteners in Wood

D 1894 (2014) Standard Test Method for Static and Kinetic Coefficients of Friction of Plastic Film and Sheeting

D 2240 (2015e1) Standard Test Method for Rubber Property - Durometer Hardness

D 3951 (2015) Standard Practice for Commercial Packaging

D 4060 (2014) Standard Test Method for Abrasion Resistance of Organic Coatings by the Taber Abraser

D 4329 (2013) Standard Practice for Fluorescent Ultraviolet (UV) Lamp Apparatus Exposure of Plastics

D 6117 - (2018) Standard Test Methods for Mechanical Fasteners in Plastic Lumber and Shapes

E 1547 (2009(2017)) Standard Terminology Relating to Industrial and Specialty Chemicals

F 436/F 436M (2016) Standard Specification for Hardened Steel Washers Inch and Metric Dimensions

F 468 (2016) Standard Specification for Nonferrous Bolts, Hex Cap Screws, and Studs for General Use

C2-e ED 18-069

F 489 (1996) Standard Test Method for Using a James Machine

F 593 (2017) Standard Specification for Stainless Steel Bolts, Hex Cap Screws, and Studs

F 594 (2009(2015)) Standard Specification for Stainless Steel Nuts

F3125/F3125M (2015a) Standard Specification for High Strength Structural Bolts, Steel and Alloy Steel, Heat Treated, 120 ksi (830 MPa) and 150 ksi (1040 MPa) Minimum Tensile Strength, Inch and Metric Dimensions

FEDERAL SPECIFICATIONS

FF-S-92B(1) (31 Jul 1975) Screw, Machine: Slotted, Cross Recessed or Hexagon

Head

FF-S-200A(3) (15 Apr 1994) Setscrews: Hexagon Socket and Spline Socket, Headless

FF-W-84A (27 May 1992) Washers, Lock (Spring)

FF-W-92B (9 May 1974) Washers, Flat (Plain)

4. QUALITY CONTROL.

4.1. General. The Contractor shall establish and maintain a quality control system in accordance with Section E, "INSPECTION AND ACCEPTANCE" for fabrication, assembly, delivery and unloading procedures to assure compliance with contract requirements and maintain records of his quality control for all operations including but not limited to the following:

1) Equipment. Type, size, and suitability for fabrication of the prescribed work.

2) Fabrication. Verify shop drawings.

3) Assembly. Verify assembly drawings and connections.

4) Welding. Verify welding is performed by certified welders and welds are completed appropriately.

5) Tolerances. Verify dimensional tolerances are within those specified and shown on the drawings.

C2-f ED 18-069

6) Delivery. Verify miter gate leaves are secured and transported in accordance with delivery drawings.

4.2. Tests of Materials. The Contractor shall, at his expense, perform analyses and tests to demonstrate that all materials are in conformity with the specifications including fender material sampling as specified in paragraph 4.3 below. Should the Contractor desire to use stock materials not manufactured specifically for the work covered by these specifications, he shall submit evidence, satisfactory to the Contracting Officer, that such material conforms to the requirements of the specifications. Detailed tests of these materials will then not be required, if so approved by the Contracting Officer.

Tests, except where modified, shall be made as indicated in the respective detailed specifications or on the drawings and, unless otherwise authorized, in the presence of the Contracting Officer. The Contractor shall furnish specimens and samples for additional independent tests and analyses upon request by the Contracting Officer.

Specimens and samples shall be properly labeled and prepared for shipment.

4.3. Fender Material Visual Testing. Prior to use in the work, two (2) samples of each size from each lot of plastic fender delivered to the jobsite, or a quantity of three thousand five hundred (3,500) cubic feet, or fraction thereof, of said plastic fender, whichever is smaller, will be selected by the Contracting Officer’s Representative for visual tests.

4.3.1. Exterior. The samples will be examined by the Contracting Officer’s Representative for exterior voids first. The dense outer skin of the plastic composite marine timber shall be generally smooth but may contain occasional blisters and pockmarks.

4.3.2. Interior. After passing the requirements above, the samples are to be cut into twelve (12) inch long segments by the Contractor and visually examined by the Contracting Officer’s Representative. The cut sections of each segment shall conform to the following requirements:

1) The foamed inner core should be homogenous and reflect a consistent cell structure when viewed across the grain.

2) It shall be uniform in color.

3) The product shall contain no singular void in excess of 3% of the total foamed cross sectional area and greater than 3-inches in length.

If a cut section examined for interior voids fails to conform to any requirement above, a retest shall be performed on an additional two (2) samples selected by the Contracting Officer’s Representative. If a cut section in the retest fails to conform to either requirement, the entire lot of plastic fender represented by the samples will be rejected.

C2-g ED 18-069

4.3.3. Reports. Test results will be reported in writing to the Contractor within fifteen

(15) working days after receipt of the samples by the Contracting Officer’s Representative. In the event the Contracting Officer’s Representative fails to provide the test results within the time allowed, and if, in the opinion of the Contracting Officer, completion of the work is delayed or interfered with by reason of the Contracting Officer’s Representative delay in providing the results, the Contractor will be compensated for any resulting loss, and an extension of time will be granted, in the same manner in accordance with the Contract Clause in Section F entitled, “CHANGES

(FAR 52.243-4)”.

4.4. Workmanship. Workmanship shall be of the highest grade and in accordance with the best modern practices to conform with the specifications for the item of work being furnished. All metalwork fabrication and machine work shall comply with this Section and the applicable provisions of Section C2, “FABRICATION OF HYDRAULIC STEEL STRUCTURES”, and Section C3, "METALWORK FABRICATION, MACHINE WORK, AND MISCELLANEOUS PROVISIONS". All parts shall be properly fabricated, assembled and delivered to conform to the shapes, sizes and dimensions indicated on the Contract Drawings and approved shop drawings.

4.5. Reporting. The original and two (2) copies of these records of inspections and tests, as well as the records of corrective action taken, shall be furnished to the Government daily. Format of the report shall be as prescribed in Section E, "INSPECTION AND ACCEPTANCE".

5. SUBMITTALS. The following shall be submitted in accordance with the Section C5, "SUBMITTAL PROCEDURES”, Section C2, “FABRICATION OF HYDRAULIC STEEL STRUCTURES” and Section C3, "METALWORK FABRICATION, MACHINE

WORK, AND MISCELLANEOUS PROVISIONS".

5.1. Shop Drawings. The Contractor shall prepare and submit for approval, complete shop drawings and descriptive literature showing details of all items required as indicated herein or on the contract drawings. Shop drawings shall indicate computed weights/quantities of each material and approval of shop drawings will constitute acceptance of the computed weights shown on these drawings. Shop drawings shall include catalog cuts, templates, and type, grade and class of materials as appropriate.

Elements of fabricated items inadvertently omitted on Contract Drawings shall be detailed by the fabricator and indicated on the shop drawings. The shop drawings shall have a weld symbol listing the approved AWS (American Welding Society) Joint number the contractor plans on using for each joint in the structure, nondestructive testing to be performed, the Welding Procedure Specification (WPS) number that will be used for each weld and the splice locations. All welded joints shall be detailed in accordance with an approved AWS joint design.

5.1.1. Fabrication Drawings. Fabrication drawings shall show complete details of materials, tolerances, connections, and proposed welding sequences.

C2-h ED 18-069

5.1.2. Assembly Drawings. Assembly drawings shall provide details indicating the sequence of fabrication and assembly and provide details for connecting the adjoining fabricated components in the shop. Assembly details shall identify the required order of assembly and details of witness points as described in these specifications.

5.1.3. Delivery Drawings. Delivery drawings shall provide descriptions of methods of delivering components to the site, including details for supporting fabricated components during shipping to prevent distortion or other damages.

5.1.4. Control Dimensions Drawings. Control dimensions drawings shall indicate the measurement of the critical dimensions that are shown on Contract Drawings 3 and 4.

In addition to the dimensions shown, control points shall be established at locations near the four corners of each gate leaf to determine if the gate is square. The location of these points shall be determined by the Contractor and approved by the Contracting Officer.

5.2. Lists of Materials. The Contractor shall furnish the Contracting Officer three (3) copies of all purchase and mill orders, shop orders for materials and work orders, including all new orders placed by Contractors and old orders extended by each supplier. The Contractor, at the time of submittal of shop drawings, shall furnish a list designating the material to be used for each item. Where mill tests are required, purchase orders shall contain the test site address and the name of the testing agency.

5.3. Certificates.

5.3.1. Mill Test Reports. Certified copies of mill test reports for structural steel, stainless steel, structural bolts, nuts, washers and other related structural steel items shall be submitted. Charpy V-Notch testing shall also be submitted as specified herein.

5.3.2. Materials Test Reports. Certified copies of materials test reports shall be submitted for all required material tests, noting the specific standards followed in the performance of tests. Test reports shall be submitted for each material shipment, and be identified with specific lots prior to use of materials in the work. Charpy V-Notch testing shall also be submitted as specified herein.

5.3.3. Manufacturer's Certification. The galvanizing compound shall be certified for compliance with all specification requirements.

5.3.4. Certified Test Reports for Spare Parts. The Contractor shall submit within sixty

(60) days of delivery to the Old River Navigation Lock certified test reports for material tests for all “Spare Parts” materials delivered to the site.

5.4. Disposition Records. Disposition records shall provide a system of identification, which shows the disposition of specific lots of approved tested materials in the work.

These records shall be submitted before completion of the contract.

C2-i ED 18-069

5.5. Plastic Fender Samples. Samples of the plastic fenders shall be submitted for visual testing as specified in paragraph 4.3 above.

6. DELIVERY, STORAGE, AND HANDLING.

6.1. Government Furnished Items. The Government will supply trolley including the winches and cables required to operate the trolley in order to place new gates in storage. No other materials, equipment, or tools, including tools fabricated specifically for this work, will be supplied by the Government. Government personnel will only assist the Contractor in placing the gates onto the trolleys. After gates are on the trolley, Government Personnel will relocate the gates and place them onto the storage pedestals.

6.2. Contractor Furnished Items. Materials and shop-fabricated components shall be shipped, handled, and stored in a manner to prevent permanent deflection, distortion, or other damage. Provisions for delivery shall be as shown on approved delivery drawings. Items that can be damaged by water, rust, and dirt shall be suitably packaged for delivery and storage at the Port Allen Lock Storage Facility except for all items listed as “SPARE PARTS” which shall be delivered to the Old River Navigation Lock. The Contractor shall provide all equipment (cranes, cable, slings, etc), material and personnel necessary for unloading the gates and appurtenances at the Port Allen Lock Storage Facility and place them onto the trolley system. The crane shall be a barge mounted crane. The Contractor shall notify the Contracting Officer twenty-eight

(28) days before gates are to arrive at the Port Allen Lock Storage Facility or the Spare Parts at the Old River Navigation Lock. Gates or spare parts shall only be delivered Monday through Thursday, no earlier than 7:00AM and unloading shall be completed by 5:00PM the same day unless prior approval has been obtained by the Contracting Officer. The Contractor shall expect the unloading of the gates to take two days since the trolley can move only one gate at a time.

6.3. Packaging. The spare parts shall not be prepared for shipment until they have been inspected and accepted for shipment at origin by the Contracting Officer or his authorized representative, unless inspection has been waived in writing. Each spare part shall be crated separately with part Mark Numbers painted on the top and at least 2 of the sides. Each complete set of gate leaf seals shall be shipped as a unit. Adjusting washers, guide bracket shims, roller bracket shims, and adjusting rings shall have each thickness packaged together. The spare parts shall be provided with adequate protective pads, supports, and blocking and shall be securely restrained to prevent distortion or damage to the machined surfaces in transit. Standard commercial packaging in accordance with ASTM D 3951 will be acceptable except where a different method or standard of packaging is specifically called for herein. The items shall be packed in a manner to insure carrier acceptance and safe delivery at the Old River Navigation Lock. Containers shall be in accordance with consolidated Freight Classification Rules or other carrier regulations as applicable to the mode of transportation. Any loss or damage during shipment, including damage to the machined surfaces, will be considered the responsibility of the Contractor, and shall be replaced or

C2-j ED 18-069 repaired without cost to the Government. All accessories and spare parts shall be packed separately in containers plainly marked "ACCESSORIES ONLY”, or "SPARE PARTS ONLY”. A packing list, listing the contents of each container, shall be placed in a moisture-proof envelope and securely fastened to the outside of the container.

6.4. Shipping, Preservation, and Storage. Packing, crating, cradles, etc., to ensure safe shipment, are the responsibility of the Contractor. Machined surfaces shall be adequately protected from corrosion and physical damage.

7. MATERIALS.

7.1. Carbon (Structural) Steel.

7.1.1. Shapes and Plates. Structural steel shapes and plates shall meet the requirements of ASTM A 709/A 709M, Grade 50, using killed fine-grain mill practice.

Mill repairs of base metal are prohibited. Toughness shall meet the requirements of ASTM A 709/A 709M, Table 11, for Zone 2, unless otherwise indicated or specified. All materials used for the fabrication shall meet the requirements of section 10 of ASTM A 709/A 709M and shall include mill certification showing that the material meets the necessary toughness requirements. Plates four (4) inches or greater in thickness shall meet the requirements of ASTM A 36/A 36M.

7.1.2. Pipes. Steel pipes shall meet the requirements of ASTM A 53/A 53M, Grade B.

7.1.3. Sheets. Steel sheets shall meet the requirements of ASTM A 568/A 568M, any grade.

7.1.4. Alloy Steel. Miter Guide Roller (MK 12-152-2) shall be fabricated from AISI 4140 Alloy hot rolled bar, either annealed or quenched and tempered.

7.2. Corrosion Resistant (Stainless) Steel.

7.2.1. Shapes and Plates. Stainless steel shapes and plates shall meet the requirements of ASTM A 276, Type 316L. Stainless steel bars may be sheared from sheets conforming to ASTM A 240/A 240M, Type 316L.

7.3. Castings.

7.3.1. General. Castings shall meet the requirements of Section C3, "METALWORK

FABRICATION, MACHINE WORK, AND MISCELLANEOUS PROVISIONS".

7.3.2. Steel Castings. Strut connection bearings thimbles (MK 13-154-2 and MK 13- 154-3), guide brackets (MK 12-152-9), pintle shoe (MK 14-155-5), and pintle sockets (MK 14-155-1) shall meet the requirements of ASTM A 148/A 148M, Grade 80-50.

Sector gear base retainer (MK 21-163-4) shall meet the requirements of ASTM A 27/A

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27M, Grade 60-30. Any casting which requires welding shall be stress relieved after welding is performed.

7.3.3. Bushings. Pintle bushing (MK 14-155-4) shall be leaded bronze casting meeting the requirements of ASTM B 271, B 505 or B 584, Alloy C93700. Diagonal bushings (MK 15-1 and MK 15-2) shall be aluminum bronze casting meeting the requirements of ASTM B 271, B 505 or B 584, Alloy C95400.

7.3.4. Greaseless Bushings. Strut bushing (MK 13-154-6(A&B)), thrust washer bushing (MK 13-154-8(A&B)), strut/gate connection bushing (MK 13-154-14), gudgeon bushing (MK 20-145-5), and sector gear arm bushing (MK 20-165-3) shall be self-lubricating.

The self-lubricating system shall have been tested and approved under the test procedure "Performance Evaluation of Self Lubricating Bushings" by Powertech Labs Inc., 12388-88th Ave., Surrey, B.C., Canada V3W 7R7. Example of self-lubricating bearing systems that meet the above requirements are Columbia Industrial Products CIP Hydro, KAMATICS Corp Karon V, Oiles America Corp 500 series and Glacier Garlock Bearings HPM. Self lubricated bushings shall not be of the graphite impregnated kind. Bearing material thickness, running clearances and surface finishes shall be as specified by the bearing supplier, with a minimum thickness of two-hundredths of an inch (0.020") of bearing wear provided before metal to metal contact. If used, bushing substrate shall be aluminum bronze castings meeting the requirements of Alloy C95400.

7.4. Forgings.

7.4.1. Steel Forgings. Miter Gate Guide Roller Pin (MK12-152-3) shall meet the requirements of ASTM A 668/A 668M, Class G. Strut pin (MK 13-154-1), pintle (MK 14- 155-3), strut pin (MK 20-165-6), strut pin (MK 20-165-2) and gudgeon pin (MK 20-145-

4) shall meet the requirements of ASTM A 705/A 705M, Type 630, minimum hardness 40 Rc as shown on the drawings. Nut (MK 20-165-4) shall meet the requirements of ASTM A 668/A 668M, Class F forgings as shown on the drawings. Collar (MK 13-154- 7), adjusting ring (MK 13-154-8), pin (MK 20-168-4) and pin (MK 20-167-4) shall meet the requirements of ASTM A 564/A 564M, Type 630, minimum hardness 38 Rc as shown on the drawings. Sector gear pin (MK 21-164-4) shall meet the requirements of ASTM A 668/A 668M, Class L. Drive strut (MK 21-181-23) fitting shall meet the requirements of ASTM A 668/A 668M, Class H. Diagonal 8” pin (MK 15-3) shall meet the requirements of ASTM A 668/A 668M, Class E.

7.4.2. Eye Bolts. Eye bolts shall be made from quenched and tempered forged steel and shall meet or exceed the requirements of ASME B30.26.

7.5. Structural Bolts, Nuts, Washers, Pins and Screws.

7.5.1. High Strength Carbon Steel.

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7.5.1.1. Carbon Steel Fasteners shall conform to the requirements specified in Section C2, “FABRICATION OF HYDRAULIC STEEL STRUCTURES”.

7.5.1.2. Pins. Pins (MK 21-167-9) shall meet the requirements of ASTM A 108, Grade 1045. Pins shall not be galvanized.

7.5.2. Corrosion Resistant Steel.

7.5.2.1. Stainless Steel Bolts and Cap Screws. All bolts and cap screws designated as corrosion resistant steel (CRS) or stainless steel on the drawings shall meet the requirements of ASTM F 593, Group 2, Alloy 316, Condition CW.

7.5.2.2. Stainless Steel Nuts. Nuts for stainless steel bolts shall bronze nylon insert nuts meeting the requirements of NASM17828.

7.5.2.3. Stainless Steel Washers. Stainless steel washers shall meet the requirements of Fed. Spec. FF-W-92B, Type A, Grade I (Sizes: Light and Heavy), Class B (Alloy 316).

7.5.2.4. Stainless Steel Lock Washers. Stainless steel lock washers shall meet the requirements of Fed. Spec. FF-W-84A, Class C, Style 2, Type 316 stainless steel.

7.5.2.5. Stainless Steel Machine Screws. Stainless steel machine screws shall meet the requirements of Fed. Spec. FF-S-92B, 18-8 chromium nickel alloy steel. Nuts and washers for machine screws shall be stainless steel as specified above.

7.5.2.6. Setscrews. Setscrews shall be in accordance with Fed. Spec. FF-S- 200A(3), Type 1, Style 4, corrosion-resisting steel.

7.5.2.7. Bronze Bolts. Bronze bolts shall be silicon bronze bolts meeting the requirements of ASTM F 468. Alloy shall be C65100, C65500 or C66100.

7.5.3. Turned Bolts and Custom Fabricated Fasteners.

7.5.3.1. Bolt Steel. Bolt steel turned bolts or other custom fabricated fasteners shall be made from steel meeting the requirements of ASTM A 572/A 572M, Grade 50.

Nuts and washers shall be as specified in paragraph 7.5.1 above.

7.5.3.2. Corrosion Resistant Steel. Corrosion resistant steel turned bolts or other custom fabricated fasteners shall be made from corrosion resistant steel meeting the requirements of ASTM A 276, Type 304, Condition B. Nuts for turned bolts shall meet the requirements of ASTM A 194/A 194M, Grade 8MN, Type 316. Washers for turned bolts shall be stainless steel as specified above.

7.6. Rubber Seals. Rubber seals shall be of the mold type only and shall be compounded of natural rubber, synthetic polyisoprene, or a blend of both, and shall

C2-m ED 18-069 contain reinforcing carbon black, zinc oxide, accelerators, antioxidants, vulcanizing agents, and plasticizers. Physical characteristics of the seals shall meet the following requirements:

Test Method

Test Method Physical Test Test Value Specification

Tensile Strength 2500 psi (min) ASTM D 412

Elongation at Break 450% (min) ASTM D 412

300% Modulus 900 psi (min) ASTM D 412

Durometer Hardness 60 to 70 ASTM D (Shore Type A)

*Water Absorption 5% by weight (max) ASTM D 471

Compression Set 30% (max) ASTM D 395

Tensile Strength 80% (min) of ASTM D 572 (after aging 48 hrs) tensile strength

*The "Water Absorption" test shall be performed with distilled water. The washed specimen shall be blotted dry with filter paper or other absorbent material and suspended by means of small glass rods in the oven at a temperature of 70 degrees +/- 2 degrees Celsius for 22 +/-1/4 hour. The specimen shall be removed, allowed to cool to room temperature in air, and weighed. The weight shall be recorded to the nearest 1 mg as W1 (W1 is defined in ASTM D 471). The immersion temperature shall be 70 degrees +/- 1 degree Celsius and the duration of immersion shall be one hundred sixty-six (166) hours.

7.6.1. Fabrication. Strip seals shall be factory-molded in lengths suitable for obtaining the finish lengths shown on the drawings and with sufficient excess length to provide test specimens.

7.6.2. Testing. Failure of any specimen to meet the requirements of the test used will be cause for rejection of the piece from which the test specimen was taken.

7.7. Fenders. The plastic marine fenders shall be in accordance with the requirements of this Section and shall be the manufacturer’s standard commercial product. Materials used shall be free from defects which would adversely affect the

C2-n ED 18-069 performance or maintainability of individual components or of the overall assembly.

Materials not specified herein shall be of the same quality used for the intended purpose in commercial practice. Manufacturer shall provide documentation that it has manufactured the product for a minimum of 4 years.

7.7.1. Materials. The plastic shall be a mixture of one or more of the following recycled post consumer or post industrial thermoplastics: High density polyethylene, medium density polyethylene, low density polyethylene or polypropylene. This plastic shall be mixed with the appropriate colorants, UV inhibitors and antioxidants, so that the resulting plastic portion of the product shall conform to the characteristics as listed in Table I at the end of this Section. If the fender is cast, the density shall be thirty-four (34) to fifty (50) pounds per cubic foot per ASTM D 792. Fenders shall be in full lengths. No splicing of fenders is permitted.

7.7.2. Construction. The fenders shall be manufactured in a continuous process that will result in the fender having no joints. The extruded fenders shall have an outer skin of dense plastic and an inner core of foamed plastic. Outer skin of the fender shall be yellow in color. It shall contain hindered amine light stabilizers to provide sufficient resistance to ultra violet light degradation as to meet the requirements in Table I. The outer skin of the plastic composite marine timber shall be continuous and homogenous throughout the entire length and perimeter of the timber. Inner part(s) of the fender shall be black in color. The inner core shall be produced so that it is a continuous foamed structure throughout the entire length of the fender. The annulus of the timber shall be a continuous foamed structure throughout the entire length of the timber. It shall conform to those applicable Sections of Table I. The annulus shall be melt fused to the inner core in such a manner that the joint between the inner core and the annulus develops the full strength of the plastic. The plastic marine fender shall have a square cross section with radiused corners. Cast fenders shall meet the requirements of Table 1 and shall be yellow in color. Both ends shall be cut square and then chamfered if required. It shall be seamless with a smooth outer skin.

7.7.3. Performance Characteristics. The plastic composite marine timber shall be designed to provide the following structural characteristics when using the material properties shown in Table I.

Flexural Modulus of Elasticity 154,000 psi Stiffness (EI) >6.89 x 107 lb.in2 Yield Stress in Bending >2,600 psi Weight 31-38 lbs/ft.

TABLE 1

7.7.4. Reparability. The outer skin must be repairable if chipped or spalled by using a commercially available compound in accordance with the plastic fender manufacturer’s recommendation or other similar procedure recommended by the manufacturer.

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7.7.5. Owners Field Guide. With the shipment of the plastic marine fenders, the manufacturer shall provide one copy of its owner’s field guide. This guide shall include information and diagrams describing and illustrating the recommended means for handling, placing, installing, and finishing the plastic fenders.

7.7.6. Cracking. Each plastic fender shall be inspected for cracks prior to installation.

Cracking of plastic fenders will be cause for rejection. The plastic fenders shall be inspected for cracks again prior to final acceptance of the work. The Contractor shall be responsible for all costs incurred to replace the rejected plastic fenders.

7.8. Gaskets. Gaskets MK21-163-1, MK21-163-2, and MK 21-163-3 shall be Garlock 681 vegetable fiber gasketing or equal.

7.9. Prestressing Diagonals. The miter gates diagonals shall be fabricated from steel plate as specified in paragraph 7.1.1 above. The tensioning rods shall be made from material conforming to ASTM A 354, Grade BC. Threads for the rods shall be fabricated by a rolling process, 4.5 threads per inch UNC. Rods shall be furnished with two (2) matching bolts per rod.

7.10. UHMW Plates and Timber Shims. UHMW plastic for the plates and shims shall be manufactured from UHMW PE 1000 Grade material. Material shall be yellow in color.

8. FABRICATION.

8.1 General. The fabrication requirements shall conform with the requirements shown and specified herein, Section C2, “FABRICATION OF HYDRAULIC STEEL STRUCTURES”, and in Section C3, "METALWORK FABRICATION, MACHINE WORK, MISCELLANEOUS PROVISIONS". Brackets, eye bar sections, and other components requiring straightening shall be straightened by methods which will not damage the material. Bushings shall be press-fitted with supporting components. Bolt connections, lugs, clips, or other pick-up assembly devices shall be provided for components as shown and required for proper assembly and installation.

8.2. Welding. Welding shall conform to the requirements specified in Section C2, “FABRICATION OF HYDRAULIC STEEL STRUCTURES”.

8.3. Bolted Connections. Bolted connections shall conform to the requirements specified herein, Section C2, “FABRICATION OF HYDRAULIC STEEL STRUCTURES”, and Section C3, "METALWORK FABRICATION, MACHINE WORK, AND

MISCELLANEOUS PROVISIONS".

8.4. Machine Work. Machine work shall conform to the requirements specified in Section C3, "METALWORK FABRICATION, MACHINE WORK, AND

MISCELLANEOUS PROVISIONS".

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8.5. Miscellaneous Provisions. Miscellaneous provisions for fabrication shall conform to the requirements specified herein and in Section C2, “FABRICATION OF HYDRAULIC STEEL STRUCTURES” and Section C3, "METALWORK FABRICATION, MACHINE WORK, AND MISCELLANEOUS PROVISIONS". Provisions shall be made for the installation of appurtenances as required.

8.6. Tolerances. The overall height of the gate leaf shall not vary from the nominal dimension or differ from the mating gate leaf by more than 1/4 inch. Overall width of the gate leaf shall be within 1/4 inch of the dimension shown on the drawings. The surfaces of framing elements to which skin plates are to be welded shall not vary from a true plane by more than 1/8 in. The outside surfaces of skin plates welded to framing members shall not vary from a true plane by more than 1/8 inch.

8.7. Painting. All parts of the miter gate, diagonals (except threaded portion) and appurtenances, except machined surfaces, fenders, and seals and other specified surfaces shall be painted at the shop as specified in Section C4, "PAINTING". Only repair of damaged surfaces shall be performed at the Port Allen Lock Storage Facility.

9. ASSEMBLY.

9.1. General. Assembly requirements for miter gate leaves and appurtenant items shall be as shown on the drawings and specified herein and in Section C2, “FABRICATION OF HYDRAULIC STEEL STRUCTURES” and Section C3, "METALWORK FABRICATION, MACHINE WORK, AND MISCELLANEOUS

PROVISIONS". Miter gate leaves and appurtenant items shall be assembled completely in the shop to assure satisfactory field installation and to determine the correctness of the fabrication and matching of the component parts. The tolerances shall not exceed those shown on the drawings or as specified herein, and each unit assembled shall be closely checked to ensure that all necessary clearances have been provided and that binding does not occur in any moving part. Assembled components shall be shop-welded in their final locations as much as delivery will permit. Rubber seals shall be fitted and drilled to match the seal retainers and installed. Necessary precautions shall be taken during welding to prevent any distortion of the miter gate leaves. Assembly shall be performed in the presence of the Contracting Officer unless otherwise approved by the Contracting Officer. The presence of the Contracting Officer will not relieve the Contractor of any responsibility under this contract. Errors or defects disclosed shall be immediately remedied by the Contractor without cost to the Government. Mating surfaces and machined surfaces shall be covered with a rust preventive until assembly. Brackets and other components requiring straightening shall be straightened by methods which will not damage the material. Bushings shall be press-fitted with supporting components.

9.2. Miter Gate Leaf. Gate leaf shall be of welded structural steel fabrication consisting of horizontal girders, vertical beams, intercostals, diaphragms, quoin block,…