Amendment 0001.pdf

W68SBV92376399

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

TITLE: Low er Monumental Navigation Lock Lift Gate Replacement

The purpose of this amendment is to make the changes listed in the Summary of Changes.

Proposal due date of October 22, 2009 remains unchanged.

1. CONTRACT ID CODE PAGE OF PAGES

J 1 8

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

16C. DATE SIGNED

BY 08-Oct-2009

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 W912EF-09-R-0065

X 9B. DATED (SEE ITEM 11)

22-Sep-2009

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 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

08-Oct-2009

CODE

USAED, WALLA WALLA - CONTRACTING DIV.

JANI C. LONG

201 NORTH 3RD AVE

WALLA WALLA WA 99362-1876

W912EF 7. ADMINISTERED BY (If other than item 6)

4. REQUISITION/PURCHASE REQ. NO.

CODE

See Item 6

FACILITY CODECODE

EMAIL:TEL:

W912EF-09-R-0065

SECTION SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

-Correct the spelling error on the Sample Survey Monkey, Page 1, first paragraph should read, “You are being asked to respond to this survey because a vendor or contractor has listed you as a reference to be contacted regarding a potential U.S. Governmnet procurement.”

Changes to Technical Specifications and Drawings:

1. Tech Specs Table of Contents changed to reflect new title for Section 05 50 01.00 28.

2. Section 01 11 00.00.28, paragraph 1.2.1: Add item j to the list.

3. Section 05 50 01.00 28, Changed Section Title from “GUIDE WHEELS, BLOCKS, AND BEARING PLATE” to “GUIDE WHEELS, END WHEELS, AND BEARING

PLATE.”

4. Section 05 50 01.00 28, paragraph 2.1.1: Added new second sentence “End wheel bearings shall be Kamatics Corporation KRP 26172VTZ or equal.”

5. Section 05 50 01.00 28, paragraph: 2.1.1.1: Changed paragraph title to “Guide Wheel Dimensions.”

6. Section 05 50 01.00 28, Added new paragraph 2.1.1.3 “End Wheel Dimensions.”

7. Section 05 50 01.00 28, paragraph 3.4: Renumbered to be paragraph 3.5.

8. Section 05 50 01.00 28, paragraph 3.5: Moved up to be paragraph 3.4 and changed title from “Guide Block Installation” to “End Wheel Installation” and reworded the first two words in the paragraph to say “End wheels.”

9. Section 05 50 50.00 28, Added new paragraph 2.1.9.3 “Stainless Steel Fasteners.”

10. Section 05 50 50.00 28, Added new paragraph 2.1.9.4 “Studs for Attachment to A709

Steel.”

11. Section 05 50 50.00 28, paragraph 2.2.4: Added “The Contractor shall perform stainless steel stud welding in accordance with all portions of chapter 7 of AWS D1.6. The Contractor shall submit the weld qualification results to the Government.”

12. Section 05 50 50.00 28, paragraph 2.2.7: Added reference to the specifications for tolerances.

13. Section 05 50 50.00 28, paragraph 2.2.9: Changed title from “Gate Section Seal Assembly” to “Seal Assembly”; various edits to the paragraph.

14. Section 05 50 50.00 28, paragraph 3.2.1: First sentence replaced “including” with “except for” and at the end of the first sentence added “that must be installed following installation of the gate sections into the guide slots.”

15. Section 05 50 50.00 28, paragraph 3.2.2: Added “all skin plate” to the last sentence.

16. Section 05 50 50.00 28, paragraph 3.2.4: Fifth sentence, replaced “Joints and cracks” with “The joint”, deleted the word “sections”, deleted “open celled foam or”, and added a new last sentence “The epoxy shall be allowed to flow in the 1/4 inch gap between the bearing shoe and the outside face of the 3-1/2 inch end plate.”

17. Section 05 50 50.00 28, paragraph 3.2.10 (b): added “and after the cables are loaded by the counterweight.”

18. Section 05 50 50.00 28, paragraph 3.2.10: Added “The bearing shoe shall be adjusted while the end bearing plates are positioned parallel to the guide slot bearing plates. When finished, the bearing shoes shall bear uniformly on the guide slot bearing plates while the skin plate bears uniformly on the sill.”

19. Section 05 50 50.00.28, paragraph 3.2.10 f. 4.: Deleted “No gaps on each side of the bearing shoe, full height of the gate.”, renumbered remainder of list.

20. Section 05 50 50.00.28, paragraph 3.3: Deleted “All horizontal splices between gate sections shall be below the intercostals.”

21. Section 05 59 13.10 28, paragraph 2.1.1: Added “Cold bending is prohibited for all

FCM.”

22. Section 05 59 13.10 28, paragraph 2.1.1 a.(1): Changed “for the item of work” to “below” in the 3rd sentence. Added the following:

a. Skin Plate Vertical Plumbness – 1/8 inch for each gate section.

b. Skin Plate Flatness – plus or minus 1/8 inch in the short direction between stiffeners.

c. Vertical straightness of finished skin plate section - plus or minus 1/8 inch.

d. Plumbness of 3-1/2 inch end plate for each finished gate section as measured in end view and front view of the gate – plus or minus 1/8 inch - Also see sheet S- 304.

e. Deviation of the skin plate from a line corresponding to the specified radius – 1/8 inch.

f. Location of the stiffener ribs vertically on the skin plate – plus or minus 1/8 inch.

g. Distance from D/S face of 7/8 inch plate to end of 3-1/2 inch end bearing plate –

As shown on the drawings plus 1/8 inch, minus 1/16 inch over a 20 foot length.

h. Flatness of 2 inch tension tie ribs after attaching to the gate – Plus or minus 1/2 inch over entire length of plate and 1/8 inch over a 20 foot length.

i. Camber and straightness of 2 inch tension ribs in upstream/downstream direction after attaching to the gate – 1/4 inch over a 20 foot length and 1/2 inch over the entire length.

j. Mating Section of Skin Plate – 1/8 inch tolerance.

k. Vertical Straightness of 7/8 inch plate as seen from an end view of the gate after attachment to the gate – 1/8 inch over 10 feet and 1/4 inch over the full height.

l. Horizontal straightness of 1 inch web plate – 1/8 inch over 10 feet and 1/2 inch overall.

m. Straightness of members not otherwise specified - as stated in AWS D1.5.

23. Section 05 59 13.10 28, paragraph 2.1.6b.: Replaced existing verbiage with the following: “Stress relieving methods shall be in accordance with AWS D1.5. Locations and methods of stress relieving shall be subject to Government approval.”

24. Section 05 59 13.10 28, paragraph 2.1.6 c.: Added “Also, seal welds include welding across the thickness of steel in a cope.”

25. Section 05 59 13.10 28, paragraph 2.1.7, first sentence: Replaced “indoor, climate controlled shop” in the first sentence with “enclosed environment that is climate controlled. The shelter shall be dry, block wind, and be temperature controlled.”

26. Section 05 59 13.10 28, paragraph 2.2.3 b.(1), first sentence: Replaced “or by the Contractor using suitable equipment and qualified personnel” with “The testing agency shall not be affiliated with the Contractor or fabricator.” Second sentence: Deleted “In either case.”

27. Section 35 01 43.00 28, paragraph 3.1.3: Replaced “installed on the northern hoist ropes shall face north and likewise the southern hoist rope terminations shall face south.” with “shall face outwards to provide easy access to the end terminations during load testing.”

28. SECTION 00800 – DRAWING LIST edited to reflect amendment for the following drawings:

C-401 S-201 S-303 S-304 S-306 S-401 M-406.

SECTION 00700 - CONTRACT CLAUSES

The following have been modified:

252.236-7001 CONTRACT DRAWINGS AND SPECIFICATIONS (AUG 2000)

(a) The Government will provide to the Contractor, without charge, one set of contract drawings and specifications, except publications incorporated into the technical provisions by reference, in electronic or paper media as chosen by the Contracting Officer.

(b) The Contractor shall--

(1) Check all drawings furnished immediately upon receipt;

(2) Compare all drawings and verify the figures before laying out the work;

(3) Promptly notify the Contracting Officer of any discrepancies;

(4) Be responsible for any errors that might have been avoided by complying with this paragraph (b); and

(5) Reproduce and print contract drawings and specifications as needed.

(c) In general--

(1) Large-scale drawings shall govern small-scale drawings; and

(2) The Contractor shall follow figures marked on drawings in preference to scale measurements.

(d) Omissions from the drawings or specifications or the misdescription of details of work that are manifestly necessary to carry out the intent of the drawings and specifications, or that are customarily performed, shall not relieve the Contractor from performing such omitted or misdescribed details of the work. The Contractor shall perform such details as if fully and correctly set forth and described in the drawings and specifications.

(e) The work shall conform to the specifications and the contract drawings identified on the following index of drawings:

Drawing Number

Sheet Number

Title

Revision Number

Date

LOWER MONUMENTAL LOCK AND DAM

NAVIGATION LOCK

DOWNSTREAM GATE REPLACEMENT

GENERAL

LMG-1-0-1/255 G-001 COVER SHEET AND LOCATION MAPS 9/4/2009

LMG-1-0-1/256 G-002 INDEX TO DRAWINGS 9/4/2009

CIVIL

LMN-1-4-1/11 C-401 EXISTING SUBGRADE CONDITIONS A 10/8/09

STRUCTURAL

LMN-1-5-5/32 S-201 PLAN, ELEVATION AND SECTIONS A 10/8/09

LMN-1-5-5/33 S-301 MISCELLANEOUS DETAILS 1 9/4/2009

LMN-1-5-5/34 S-302 MISCELLANEOUS DETAILS 2 9/4/2009

LMN-1-5-5/35 S-303 UPPER PORTION OF GATE - SECTIONS A 10/8/09

LMN-1-5-5/36 S-304 JACKING LUGS AND MISC. DETAILS A 10/8/09

LMN-1-5-5/37 S-305 SEAL DETAILS 1 9/4/2009

LMN-1-5-5/38 S-306 SEAL DETAILS 2 A 10/8/09

LMN-1-5-5/39 S-307 COUNTERWEIGHT MODIFICATIONS 9/4/2009

LMN-1-5-5/40 S-308 GATE CABLE CONNECTIONS 9/4/2009

LMN-1-5-5/41 S-309 COUNTERWEIGHT - CABLE CONNECTIONS 9/4/2009

LMN-1-5-5/42 S-401 UPPER PORTION OF GATE - PLAN AND SECTIONS A 10/8/09

LMN-1-5-5/43 S-402 COUNTERWEIGHT MODIFICATIONS - GATE

POSITIONS 9/4/2009

ARCHITECTURAL

LMN-1-2-2/1 A-101 NORTH AND SOUTH TOWERS - ROOF PLAN AND

DETAILS 9/4/2009

MECHANICAL

LMN-1-3-6/21 M-401 LOCK GATE HOIST - ROPES AND FITTINGS - WR1

& WR2 ROPE DETAILS 9/4/2009

LMN-1-3-6/22 M-402 HOIST ROPE COUNTERWEIGHT - CONNECTING

APPURTANENCES - APPUTANENCE DETAILS 9/4/2009

LMN-1-3-6/23 M-403 GUIDE SLOT BEARING PLATE - DETAILS 9/4/2009

LMN-1-3-6/24 M-404 GATE WHEELS - ASSEMBLY AND DETAILS 9/4/2009

LMN-1-3-6/25 M-405 DOWNSTREAM GATE - TRACK WHEEL ASSEMBLY 9/4/2009

LMN-1-3-6/26 M-406 GATE END SHOES - ASSEMBLY AND DETAILS A 10/8/09

FOR INFORMATION ONLY

LMN-1-4-1/1 I-001 NAVIGATION LOCK - GENERAL PLAN & SECTIONS 9/4/2009

LMN-1-4-2/31 I-002 NAVIGATION LOCK - MONOLITH 27 - PLANS AND

SECTIONS I 9/4/2009

LMN-1-4-2/32 I-003 NAVIGATION LOCK - MONOLITH 27 - PLANS AND

SECTIONS I I 9/4/2009

LMN-1-4-2/33 I-004 NAVIGATION LOCK - MONOLITH 27 - PLANS AND

SECTIONS I I I 9/4/2009

LMN-1-4-2/34 I-005

NAVIGATION LOCK - MONOLITH 27 -

ELEVATIONS 9/4/2009

LMN-1-4-2/35 I-006

NAVIGATION LOCK - MONOLITH 27 - SECTIONS

AND DETAILS 9/4/2009

LMN-1-4-2/36 I-007 NAVIGATION LOCK - MONOLITH 28 - PLANS AND 9/4/2009

SECTIONS I

LMN-1-4-2/37 I-008

NAVIGATION LOCK - MONOLITH 28 - PLANS &

SECTIONS I I 9/4/2009

LMN-1-4-2/38 I-009

NAVIGATION LOCK - MONOLITH 28 -

ELEVATIONS 9/4/2009

LMN-1-4-2/39 I-010

NAVIGATION LOCK - MONOLITHS 27 & 28 -

REINFORCEMENT I 9/4/2009

LMN-1-4-2/40 I-011

NAVIGATION LOCK - MONOLITHS 27 & 28 -

REINFORCEMENT I I 9/4/2009

LMN-1-4-2/41 I-012

NAVIGATION LOCK - MONOLITHS 27 & 28 -

REINFORCEMENT I I I 9/4/2009

LMN-1-4-2/42 I-013

NAVIGATION LOCK - MONOLITHS 27 & 28 -

REINFORCEMENT IV 9/4/2009

LMN-1-4-2/43 I-014

NAVIGATION LOCK - MONOLITHS 27 & 28 -

REINFORCEMENT V 9/4/2009

LMN-1-4-2/44 I-015

NAVIGATION LOCK - TOWERS - CONCRETE

OUTLINE 9/4/2009

LMN-1-4-2/45 I-016

NAVIGATION LOCK - TOWERS - MISCELLANEOUS

METAL 9/4/2009

LMN-1-4-2/46 I-017

NAVIGATION LOCK - TOWERS - REINFORCEMENT

I 9/4/2009

LMN-1-4-2/47 I-018

NAVIGATION LOCK - TOWERS - REINFORCEMENT

I I 9/4/2009

LMN-1-4-2/47 I-019

NAVIGATION LOCK - TOWERS - REINFORCEMENT

DTLS., (MISC.) 9/4/2009

LMN-1-4-2/49 I-020 NAVIGATION LOCK - LOWER SILL BLOCK 9/4/2009

LMN-1-4-5/1 I-021

NAVIGATION LOCK BRIDGE - CONCRETE

OUTLINE 9/4/2009

LMN-1-4-5/2 I-022

NAVIGATION LOCK BRIDGE - ELEVATIONS &

BEARING DETAILS 9/4/2009

LMN-1-4-5/3 I-023 NAVIGATION LOCK BRIDGE - REINFORCEMENT 9/4/2009

LMN-1-4-5/4 I-024

NAVIGATION LOCK BRIDGE - CORBEL, SEAL

PLATE DETAILS I 9/4/2009

LMN-1-4-5/5 I-025

NAVIGATION LOCK BRIDGE - CORBEL, SEAL

PLATE DETAILS I I 9/4/2009

LMN-1-5-5/1 I-026

NAVIGATION LOCK - DOWNSTREAM GATE -

BLOCKOUT & GUIDE DETAILS I 9/4/2009

LMN-1-5-5/2 I-027

NAVIGATION LOCK - DOWNSTREAM GATE -

BLOCKOUT & GUIDE DETAILS I I 9/4/2009

LMN-1-5-5/3 I-028

NAVIGATION LOCK - DOWNSTREAM GATE -

BLOCKOUT & GUIDE DETAILS I I I 9/4/2009

LMN-1-5-5/4 I-029

NAVIGATION LOCK - DOWNSTREAM GATE -

BLOCKOUT & GUIDE DETAILS IV 9/4/2009

LMN-1-5-5/5 I-030

NAVIGATION LOCK - DOWNSTREAM GATE -

BLOCKOUT & GUIDE DETAILS V 9/4/2009

LMN-1-5-5/6 I-031

NAVIGATION LOCK - DOWNSTREAM GATE -

WATERTIGHT BULKHEAD 9/4/2009

LMN-1-5-5/7 I-032

NAVIGATION LOCK - DOWNSTREAM GATE -

PLAN, ELEVATION & SECTIONS 9/4/2009

LMN-1-5-5/8 I-033

NAVIGATION LOCK - DOWNSTREAM GATE -

FRAMING DETAILS 9/4/2009

LMN-1-5-5/9 I-034 NAVIGATION LOCK - DOWNSTREAM GATE - 9/4/2009

LIFTING DETAILS

LMN-1-5-5/10 I-035

NAVIGATION LOCK - DOWNSTREAM GATE - GATE

CABLE CONNECTIONS 9/4/2009

LMN-1-5-5/11 I-036

NAVIGATION LOCK - DOWNSTREAM GATE - SEAL

DETAILS 9/4/2009

LMN-1-5-5/12 I-037

NAVIGATION LOCK - DOWNSTREAM GATE -

TRACK WHEEL 9/4/2009

LMN-1-5-5/13 I-038

NAVIGATION LOCK - DOWN STREAM GATE - END

WHEEL AND BEARING SHOE 9/4/2009

LMN-1-5-5/14 I-039

NAVIGATION LOCK - DOWNSTREAM GATE -

COUNTERWEIGHT 9/4/2009

LMN-1-5-5/15 I-040

NAVIGATION LOCK - DOWNSTREAM GATE -

COUNTERWEIGHT CABLE CONNECTIONS 9/4/2009

LMN-1-5-5/16 I-041

NAVIGATION LOCK - DOWNSTREAM GATE -

COUNTERWEIGHT SUPPORT BEAMS 9/4/2009

LMN-1-5-5/17 I-042

NAVIGATION LOCK - DOWNSTREAM GATE - GATE

POSITIONS 9/4/2009

LMN-1-4-2/18 I-043

NAVIGATION LOCK - MONLOLITHS 10, 12, 14, 16,

18, 20 & 22 9/4/2009

LMN-1-4-2/19 I-044

NAVIGATION LOCK - MONLOLITHS 11, 13, 15, 17,

19 & 21 - PLAN, ELEVATION AND SECTIONS 9/4/2009

LMN-1-4-2/20 I-045

NAVIGATION LOCK - MONLOLITHS 11, 13, 15, 17,

19 & 21 - FISH LADDER BLOCKOUTS 9/4/2009

LMN-1-4-2/21 I-046 NAVIGATION LOCK - MONLOLITH 23 9/4/2009

LMN-1-4-2/22 I-047 NAVIGATION LOCK - MONLOLITH 24 9/4/2009

LMN-1-4-2/23 I-048 NAVIGATION LOCK - MONLOLITH 25 9/4/2009

LMN-1-4-2/24 I-049 NAVIGATION LOCK - MONLOLITH 26 9/4/2009

LMN-1-4-2/25 I-050 NAVIGATION LOCK - REINFORCEMENT - TYPICAL 9/4/2009

LMN-1-4-3/3 I-051

NAVIGATION LOCK - DOWNSTREAM GUIDE

WALL "C" 9/4/2009

LMN-1-4-3/4 I-052

NAVIGATION LOCK - DOWNSTREAM GUIDE

WALL "D" 9/4/2009

LMN-1-3-16/1 I-053

NAVIGATION LOCK - UNWATERING SYSTEM -

PUMP INSTALLATION - MONOLITH 27 9/4/2009

LMN-1-3-16/3 I-054

NAVIGATION LOCK - UNWATERING SYSTEM -

FBSC - UNWATERING VALVE DETAILS 9/4/2009

LMN-1-4-2/30 I-055

NAVIGATION LOCK - REINFORCEMENT - TAINTER

VALVE SHAFTS 9/4/2009

LMN-1-5-13/5 I-056 NAVIGATION LOCK - STEEL STAIRWAYS 9/4/2009

LMN-1-3-6/1 I-057

NAVIGATION LOCK - LOWER LIFT GATE -

OPERATING MACHINERY ASSEMBLY 9/4/2009

LMN-1-3-6/2 I-058

NAVIGATION LOCK - LOWER LIFT GATE -

OPERATING MACHINERY DETAILS 9/4/2009

LMN-1-3-6/3 I-059

NAVIGATION LOCK - LOWER LIFT GATE - SHEAVE

AND SHEAVE SUPPORT 9/4/2009

LMN-1-3-6/4 I-060

NAVIGATION LOCK - LOWER LIFT GATE - DIFF.

PRESS. SENSING SYSTEM - GENERAL

ARRANGEMENT

9/4/2009

LMN-1-3-6/5 I-061

NAVIGATION LOCK - LOWER LIFT GATE -

DIFFERENTIAL PRESSURE SENSING SYSTEM -

DETAILS

9/4/2009

LMN-1-3-17/9 I-062

NAVIGATION LOCK - AIR AND WATER SYSTEM -

AIR BUBBLERS FOR LOWER LIFT GATE 9/4/2009

LMN-1-3-17/11 I-063

NAVIGATION LOCK - LOWER LIFT GATE - SEAL

HEATING SYSTEM 9/4/2009

IHN-1-3-32/7 I-064

NAVIGATION LOCK UPGRADE - LOWER LIFT

GATE - HYDRAULIC EQUIPMENT 9/4/2009

LMN-1-6-14/31 I-065

NAVIGATION LOCK-POWER & CONTROL-GATE

SEAL HEATERS-SCHEMATIC & CONNECTION

DIAGRAMS

9/4/2009

IHN-1-6-32/4 I-066

NAVIGATION LOCK UPGRADE - PRESSURE

SWITCH, TEMPERATURE SWITCH

MODIFICATIONS

9/4/2009

LMN-1-1-1/1 I-067 NAVIGATION LOCK - EXCAVATIONS I 9/4/2009

LMN-1-1-1/2 I-068 NAVIGATION LOCK - EXCAVATIONS I I 9/4/2009

LMN-1-1-1/3 I-069 NAVIGATION LOCK - EXCAVATIONS I I I 9/4/2009

LMN-1-1-1/4 I-070 NAVIGATION LOCK - EXCAVATIONS IV 9/4/2009

LMN-1-6-14/25 I-071

NAVIGATION LOCK - POW., LIGHT. AND CONT. -

GATE NO. 1 MACHINERY ROOM - WIRING

DIAGRAM

9/4/2009

LMN-1-6-14/28 I-072

NAVIGATION LOCK - POW. AND CONT. - TAINTER

VALVES 1 & 2 - ELEMENTARY/WIRING DIAGRAM 9/4/2009

LMG-1-0-5/21 I-073

SOUTH SHORE ACCESS ROAD - & ACCESS ROAD

"C" &"M" - PLAN 9/4/2009

LME-1-1-3/5 I-074

SOUTH ABUTMENT EMBANKMENT - 2ND STAGE

CONSTRUCTION - EMBANKMENT PLAN AND

PROFILE

9/4/2009

LME-1-1-3/7 I-075

SOUTH ABUTMENT EMBANKMENT - 2ND STAGE

CONSTRUCTION - EMBANKMENT SECTIONS-II 9/4/2009

LME-1-1-3/8 I-076

SOUTH ABUTMENT EMBANKMENT - MONOLITH

25/26 SECTION - STA 43+40 9/4/2009

(End of drawing list)

(End of clause)

Contract drawings created on CADD will be available in electronic form for use by the Contractor. No For Information Only drawings are available on CADD. The Contractor assumes all risks associated in using electronic CADD drawings. The contract drawings shall govern if there are any discrepancies between the electronic copy and the contract drawing. The Contractor shall promptly notify the Contracting Officer of any discrepancies. The Government will not be responsible to correct the electronic CADD drawing. If contract modifications are issued, the associated electronic CADD drawings will not be available to the Contractor. Electronic copies of CADD drawings are only available in Bentley MicroStation format. The Government will provide the files on CD ROM. If the Contractor requires different media, such as floppy disks, the Contractor shall be responsible for all conversions required for their use and associated conversion inaccuracies.

(End of Summary of Changes)

Lower Monumental Downstream Navigation Lock Lift GateLower Monumental Downstream Navigation Lock Lift GateLower Monumental Downstream Navigation Lock Lift GateLower Monumental Downstream Navigation Lock Lift Gate

The information you provide will NOT be provided to the vendor or contractor being evaluated.

You are being asked to respond to this survey because a vendor or contractor has listed you as a reference to be contacted regarding a potential U.S. Government procurement. Please provide your candid responses. The information you provide will be used in evaluation of potential contractors.

Therefore, it is important that your responses be as factual, accurate and complete as possible to preclude the need for follow-up by the evaluators. Please complete this survey questionaire within 3 business days.

If you feel this request has reached you in error, please contact Jani Long at 509-527-7209 or Kathy Mooney at 509-527-7214.

Thank You

* = response required

1. Please provide the name of the vendor or contractor being evaluated:

2. For the Vendor or Contractor listed in the previous question, please indicate;

Evaluation of Contractor/Vendor Performance

Current vendor/contractor company name (if known):

Name of the vendor/contractor company name at the time the work was conducted:

Referenced Contract or

Project Name:

Year the project was completed:

Other comments or clarifications:

The company was the prime/general contractor for the project nmlkj

The company was a subcontractor for the project

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Lower Monumental Navigation Lock Lift Gate Replacement W912EF-09-R-0065 Amendment 1

PROJECT TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

01 11 00.00 28 SUMMARY OF WORK

01 11 01.00 28 SUPPLEMENTARY REQUIREMENTS

01 14 00.10 28 PROJECT SECURITY

01 22 00.00 28 MEASUREMENT AND PAYMENT

01 32 01.00 28 PROJECT SCHEDULE

01 33 00 SUBMITTAL PROCEDURES

01 35 29.10 28 SAFETY AND OCCUPATIONAL HEALTH REQUIREMENTS

01 42 00 SOURCES FOR REFERENCE PUBLICATIONS

01 45 02.00 28 QUALITY CONTROL SYSTEM (QCS)

01 45 04.00 28 CONTRACTOR QUALITY CONTROL

01 51 00.00 28 TEMPORARY UTILITIES

01 54 19.10 28 CRANES AND HOISTING SYSTEMS

01 55 10.00 28 CONTRACTOR'S WORK, ACCESS AND STORAGE AREAS

01 57 20.00 28 ENVIRONMENT PROTECTION

DIVISION 05 - METALS

05 50 01.00 28 GUIDE WHEELS, END WHEELS, AND BEARING PLATE

05 50 50.00 28 VERTICAL LIFT GATE

05 59 13.10 28 FABRICATION OF HYDRAULIC STEEL STRUCTURES

DIVISION 06 - WOOD, PLASTICS, AND COMPOSITES

06 10 00.00 28 ROUGH CARPENTRY

DIVISION 07 - THERMAL AND MOISTURE PROTECTION

07 01 50.00 28 ROOFING REMOVAL AND DISPOSAL

07 12 00.00 28 COLD PROCESS BUILT-UP ROOFING

07 61 00.00 28 SHEET METAL FLASHING AND DRAIN STRAINERS

DIVISION 09 - FINISHES

09 97 02.05 28 PAINTING: HYDRAULIC STRUCTURES

DIVISION 26 - ELECTRICAL

26 05 00.00 28 GENERAL ELECTRICAL WORK

DIVISION 35 - WATERWAY AND MARINE CONSTRUCTION

35 01 43.00 28 NAVIGATION LOCK GATE HOIST WIRE ROPE REPLACEMENT

-- End of Project Table of Contents --

PROJECT TABLE OF CONTENTS Page 1

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SECTION TABLE OF CONTENTS

DIVISION 01 - GENERAL REQUIREMENTS

SECTION 01 11 00.00 28

SUMMARY OF WORK

PART 1 GENERAL

1.1 SUMMARY OF WORK

1.2 COMPLETION OF DESIGN

1.2.1 First Notice to Proceed.

1.2.2 Second Notice to Proceed

1.3 LOCK OUTAGES

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used)

-- End of Section Table of Contents --

Section 01 11 00.00 28

SECTION 01 11 00.00 28

SUMMARY OF WORK

PART 1 GENERAL

This summary of work is a generalized description of work and is not all inclusive.

1.1 SUMMARY OF WORK

This project is for the replacement of the Lower Monumental Dam Navigation Lock downstream lift gate. Work will include the following:

a. Removal and disposal of the existing gate

b. Fabrication, transport, and installation of the new lift gate

c. Counterweight modifications

d. Lift gate cable and appurtenances replacement

e. Replacement of guide wheels

f. Lifting beam modifications

g. Machinery tower roof replacement

h. Limit switch and skew switch modifications

1.2 COMPLETION OF DESIGN

The design of the Lower Monumental lift gate is based on a previously constructed lift gate for Ice Harbor dam. The design is substantially complete. However, some final design calculations and details are still being prepared at time of request for proposals. The overall configuration of the gate including member type and layout are correct. Final adjustment of member sizes, spacing, and connection details will be furnished to the Contractor no later than 15 Jan 2010.

1.2.1 First Notice to Proceed.

Upon receipt of the first Notice to Proceed the Contractor may commence with on-site work such as verification of existing conditions or soils investigations in support of crane pad design at the storage and staging area. The Contractor shall commence with fabrication of the gate below elevation 451.7 with the following exceptions:

a. The WT 4x12 vertical rib supports, as shown on sheet S-201.

b. The 3/8" plate attached to the WT 4x12's at each rib level, as shown on S-201.

c. The entire seal angle assembly. This includes all seals, keeper plates, bolted attachments, seal angles, and square bar seal angle supports as shown on sheets S-305 and S-306.

d. The bearing shoe and holes in the 3-1/2" end plate for the bearing shoe attachment, as shown on sheet S-301.

e. The end jacking lug for the wheels as shown on sheet S-304.

f. All temporary framing used for erecting the gate sections, as shown on sheet S-302.

g. Joint preparation for the field splice locations shown on S-302.

h. Gate wheel assembly, as shown on M-404 and M-405.

i. Bolt holes in the end plate to attach the gate wheels and end shoes to the gate.

Section 01 11 00.00 28

j. The end shoes as shown on M-406.

Additionally, no work for the items listed below shall commence until the second Notice to Proceed.

2. Additional items to be excluded from the first notice to proceed.

a. All items that are either part of the gate or are attached to the gate above elev. 451.7.

b. All wire rope, socket assemblies, pins, lifting shafts, steel lifting plates, connecting rods, load cells and other items related to the wire rope attachments on the gate and counterweights, as shown on sheets S-308, S-309, M-401 and M-402.

c. New steel plates to be installed in the guide slots, as shown on M-403.

d. All steel for raising the counterweight height, as shown on S-307.

e. Steel blocks to be added to the counterweight, as described in the specifications.

1.2.2 Second Notice to Proceed

Upon completion of the design, the final design details will be furnished to the Contractor along with a second notice to proceed. At that time, all work for fabrication of the gate, including all items excepted in the first Notice to Proceed, shall commence.

1.3 LOCK OUTAGES

This work will be performed during an extended navigation lock outage at Lower Monumental Dam and also in conjunction with extended outages at John Day and the Dalles dams on the Columbia River. See FAR 52.211-10 Commencement, Prosecution, and Completion of Section 00700 for dates and additional details.

PART 2 PRODUCTS (Not Used)

PART 3 EXECUTION (Not Used) -- End of Section --

Section 01 11 00.00 28

SECTION TABLE OF CONTENTS

DIVISION 05 - METALS

SECTION 05 50 01.00 28

GUIDE WHEELS, END WHEELS, AND BEARING PLATE

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

PART 2 PRODUCTS

2.1 Materials

2.1.1 Guide Wheel Assembly

2.1.1.1 Replacability

2.1.1.2 Guide Wheel Dimensions

2.1.1.3 End Wheel Dimensions

2.1.1.4 Self Alignment

2.1.1.5 Self Lubrication

2.1.1.6 Material

2.1.1.7 Fasteners

2.1.2 Guide Wheel Shafts

2.1.3 Guide Slot Bearing Plate

2.1.4 Guide Block

2.1.5 Fasteners

PART 3 EXECUTION

3.1 STRUCTURAL FABRICATION

3.1.1 General

3.1.2 Dimensional Tolerances for Structural Work

3.1.3 Stainless Steel Fabrication

3.2 WELDING

3.2.1 General

3.2.2 Filler Metal

3.2.3 Qualification of Welders and Welding Operators

3.2.4 Workmanship Requirements

3.2.4.1 Welding Procedure

3.2.4.2 Preheat and Interpass Temperature

3.2.4.3 Stress-Relief Heat Treatment

3.2.5 Inspection of Structural Steel Welding

3.2.5.1 Visual Examination

3.2.5.2 Nondestructive Examination

3.2.5.3 Supplemental Examination

3.2.6 Structural Steel Welding Repairs

3.3 Guide Wheel Installation

3.4 End Wheel Installation

3.5 Guide Slot Bearing Plate Installation

-- End of Section Table of Contents --

Section 05 50 01.00 28

SECTION 05 50 01.00 28

GUIDE WHEELS, END WHEELS, AND BEARING PLATE

PART 1 GENERAL

1.1 REFERENCES

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

ALUMINUM ASSOCIATION (AA)

AA SAS-30 (1986) Aluminum Structures Construction Manual Series - Section 1 Specifications for Aluminum Structures

AMERICAN GEAR MANUFACTURERS ASSOCIATION (AGMA)

AGMA 2005 (1996; Rev C) Design Manual for Bevel Gears

AGMA 6001 (1997; Rev D) Design and Selection of Components for Enclosed Gear Drives

AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM)

ASTM A 123 (2001) Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products

ASTM A 325 (1994) Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength

ASTM A 325M (1993) High-Strength Bolts for Structural Steel Joints (Metric)

ASTM A 380 (1994a) Cleaning and Descaling Stainless Steel Parts, Equipment, and Systems

ASTM A 490 (1993) Heat-Treated Steel Structural Bolts, 150 ksi Minimum Tensile Strength

ASTM A 490M (1993) High-Strength Steel Bolts, Classes

10.9 and 10.9.3, for Structural Steel Joints (Metric)

ASTM A 514/A 514M (1994a) High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding

ASTM B 177 (1993) Chromium Electroplating on Steel for Engineering Use

ASTM B 766 (1986; R 1993) Electrodeposited Coatings of Cadmium

Section 05 50 01.00 28

ASTM A 780 (1993a) Repair of Damaged and Uncoated Areas of Hot-Dip Galvanized Coatings

ASTM D 962 (1981; R 1994) Aluminum Powder and Paste Pigments for Paints

ASTM E 94 (1993) Radiographic Testing

ASTM E 165 (1995) Liquid Penetrant Examination Inspection Method

ASTM E 446 (1993) Radiographs for Steel Casting up to 2 in. (51 mm) in Thickness

ASTM E 1032 (2006) Standard Test Method of Radiographic Examination of Weldments

ASME INTERNATIONAL (ASME)

ASME B4.1 (1967; R 1994) Preferred Limits and Fits for Cylindrical Parts

ASME B46.1 (1985) Surface Texture (Surface Roughness, Waviness, and Lay)

ASME BPVC SEC IX (1995) Boiler and Pressure Vessel Code;

Section IX, Welding and Brazing Qualifications

AMERICAN WELDING SOCIETY (AWS)

AWS D1.6 (2007) Structural Welding Code - Stainless Steel

AWS QC1 (1996) AWS Certification of Welding Inspectors

ASTM INTERNATIONAL (ASTM)

ASTM A 276 (2005) Stainless Steel Bars and Shapes

ASTM A 564/A 564M (2004) Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes

SOCIETY OF AUTOMOTIVE ENGINEERS INTERNATIONAL (SAE)

SAE AMS 3110 (1992; Rev G) Primer Zinc Chromate

SAE AMS 3132 (1994; Rev F) Varnish, Phenolic Resin Corrosion-Preventive

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only or as otherwise designated. When used, a designation following the "G" designation identifies the office that will review the submittal for the

Section 05 50 01.00 28

Government. The following shall be submitted in accordance with Section

01 33 00 SUBMITTAL PROCEDURES:

SD-01 Preconstruction Submittals

Guide Wheel Assembly

Qualification of Welders and Welding Operators

Welding Procedure

Nondestructive Examination

PART 2 PRODUCTS

2.1 Materials

2.1.1 Guide Wheel Assembly

The guide wheel assembly shall be Kamatics Corporation KPD5006 or equal.

End wheel bearings shall be Kamatics Corporation KRP26172VTZ, or equal.

Equality will be based on the following salient characteristics of a replacable, self aligning, self lubricating, spherical type guide bearing and wheel:

2.1.1.1 Replacability

The bearing shall be of the cartridge type for replacability. The bearing shall attach to the shaft and wheel through keys and bolted thrust plates.

Locational type fits are acceptable. Press fits or methods of permanant attachment will be rejected. All thrust plates, fasteners, endplates, and seals shall be included as part of the guide wheel.

2.1.1.2 Guide Wheel Dimensions

The dimensions of the bearing shall have an inner diameter suitable for fitting the bearing stub shaft. The outer diameter of the bearing shall be suitable for fitting the inner diameter of the gate wheel. The width of the bearing shall fit both the guide wheel shaft as shown.

2.1.1.3 End Wheel Dimensions

The bearing shall be equipped with an inner race, outer race, and shaft.

The dimensions of the shaft maximum bearing width shall be suitable for use in the End Wheel Supports as shown. The outer diameter of the bearing shall be greater than or equal to 12 inches and the width shall not be less than 6.25 inches.

2.1.1.4 Self Alignment

The bearing shall be able to move a maximum of plus or minus two degrees from square alignment (off axis tilt). The bearing shall utilize a self centering mechanism that when load is removed the bearing returns to square.

2.1.1.5 Self Lubrication

The self lubricating bearing material shall be suitable for a turbid water environment and have demonstrated success in such an environment and on similarly sized hydro type gates. The bearing material must be located in

Section 05 50 01.00 28

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G4EDDRDW

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2.1.1.6 Material

All components other than seals and fasteners shall be fabricated from

ASTM A 564/A 564M, UNS S17400.

2.1.1.7 Fasteners

All fasteners shall be included as part of the bearing and shall be stainless steel type 18-8 or 300 series.

2.1.2 Guide Wheel Shafts

Guide wheel shafts shall be fabricated from ASTM A 564/A 564M, UNS S17400, Type 630, Condition H1100.

2.1.3 Guide Slot Bearing Plate

Guide slot bearing plate shall be fabricated from ASTM A 276 UNS S31600.

2.1.4 Guide Block

The gate buide block shall be polyurethane having Durometer Shore A hardness of 80.

2.1.5 Fasteners

All bolts and fasteners shall be as indicated.

PART 3 EXECUTION

3.1 STRUCTURAL FABRICATION

3.1.1 General

Material shall be straight before being laid off or worked. If straightening is necessary it shall be done by methods that will not impair the metal. Sharp kinks or bends shall be cause for rejection of the material. Material with welds will not be accepted except where welding is definitely specified, indicated on the drawings or otherwise approved.

Bends shall be made by dies, press brakes or bending rolls normally used in this type of fabrication. Where heating is required, precautions shall be taken to avoid overheating the metal and it shall be allowed to cool in a manner that will restore the original properties of the metal. Proposed flame cutting of material other than structural steel shall be subject to approval and shall be indicated on shop drawings. Shearing shall be accurate and all portions of the work shall be neatly finished. Corners shall be square and true unless otherwise shown on the drawings.

Re-entrant cuts shall be filleted to a minimum radius of 3/4-inch unless otherwise approved. Finished members shall be free of twists, bends and open joints.

3.1.2 Dimensional Tolerances for Structural Work

Dimensions shall be measured by a calibrated steel tape of approximately the same temperature as the material being measured at the time of measurement. The overall dimensions of an assembled structural unit shall be within the tolerances indicated on the drawings or as specified in the particular section of these specifications for the item of work. Where tolerances are not specified in other sections of these specifications or shown on the drawings an allowable variation of 1/32-inch is permissible in the overall length of component members with both ends milled, and component members without milled ends shall not deviate from the dimensions shown on the drawings by more than 1/16-inch for members 30 feet or less in length and by more than 1/8-inch for members over 30 feet in length.

3.1.3 Stainless Steel Fabrication

Stainless steel may be cut by mechanically guided or hand guided torches provided an accurate profile with a surface that is smooth and free from cracks and notches is obtained. Surfaces and edges to be welded shall be prepared in accordance with AWS D1.6. Where structural steel is not to be welded, all hand or mechanically guided cuts shall be chipped, ground or machined to sound metal. All exposed edges shall be ground to provide a radius, approximately 1/16 inch unless otherwise noted.

3.2 WELDING

3.2.1 General

Welding shall be by an electric arc welding process using a method which excludes the atmosphere from the molten metal. Welding shall conform to AWS D1.6 for stainless steel

3.2.2 Filler Metal

The electrode, electrode-flux combination and grade of weld metal shall conform to the appropriate AWS specification for the base metal or metals and welding process being used or shall be as shown where a specific choice of AWS specification allowables is required. Only low hydrogen electrodes shall be used for shielded metal-arc welding. The AWS designation of the electrodes to be used shall be included in the schedule of welding procedure to be furnished. The filler metal shall meet the requirements of

AWS D1.6.

3.2.3 Qualification of Welders and Welding Operators

Welding operators, welders, and tack welders shall be qualified for the particular type of work to be done. Qualification shall be in accordance with AWS D1.6. Welders and welding operators shall pass the qualification tests prescribed by AWS D1.6 within 12 months prior to performing work on this contract. The qualifications shall be submitted on Form F-3, Annex F of AWS D1.6. The welder or welding operator shall be required to repeat the qualifying tests when, in the opinion of the Contracting Officer, their work indicates a reasonable doubt as to their proficiency. Certification shall be submitted for those passing the test and upon approval, they shall be considered qualified. Those not passing shall be disqualified until passing. All expenses in connection with qualification or requalification shall be borne by the Contractor.

3.2.4 Workmanship Requirements

3.2.4.1 Welding Procedure

The approved weld procedure shall consist of detailed procedure specifications for each required joint to be welded with tables or diagrams showing the procedure to be used. The weld procedure shall be submitted on Form F-1, Annex F of AWS D1.6. Properly documented evidence of compliance with all requirements of these specifications for previous welding joint qualifications tests will establish the joint welding procedure as prequalified and a qualification test will not be required. Each procedure shall be clearly identified as being either prequalified or qualified by tests.

3.2.4.2 Preheat and Interpass Temperature

Preheating shall be performed as required by AWS D1.6 or as otherwise specified. The weldments to be preheated shall be slowly and uniformly heated by approved means to the prescribed temperature, held at that temperature until the welding is completed and then permitted to cool slowly in still air.

3.2.4.3 Stress-Relief Heat Treatment

If stress-relief heat treatment is needed it shall be done in accordance with the requirements of AWS D1.6.

3.2.5 Inspection of Structural Steel Welding

The Contractor shall maintain an approved inspection system and perform required inspections in accordance with Section 01 45 04.00 28 CONTRACTOR QUALITY CONTROL. Welding shall be subject to inspection to determine conformance with the requirements of AWS D1.6 the approved welding procedures and provisions stated in other sections of these specifications. Nondestructive examination of designated welds will be required. Supplemental examination of any joint or coupon cut from any location in any joint may be required.

3.2.5.1 Visual Examination

All visual examination of completed welds shall be cleaned and carefully examined for insufficient throat or leg sizes, cracks, undercutting, overlap, excessive convexity or reinforcement and other surface defects to ensure compliance with the requirements of AWS D1.6.

3.2.5.2 Nondestructive Examination

The nondestructive examination of shop and field welds shall be performed as designated or described in the sections of these specifications covering the particular items of work.

a. Testing Agency - The nondestructive examination of welds and the evaluation of examination tests as to the acceptability of the welds shall be performed by a testing agency adequately equipped and competent to perform such services or by the Contractor using suitable equipment and qualified personnel. In either case written approval of the examination procedures is required. The evaluation of examination tests shall be subject to the approval and all records shall become the property of the Government.

b. Examination Procedures - Examination procedures shall conform to the following requirements.

(1) Ultrasonic Testing - Making, evaluating and reporting ultrasonic testing of welds shall conform to the requirements of

AWS D1.6. The Certified inspector shall make a permanent record of the test indications.

(2) Radiographic Testing - Making, evaluating and reporting radiographic testing of welds shall conform to the requirements of AWS D1.6. The Contractor shall submit the film as part of the testing results.

(3) Radiographic Examination - Radiographic tests of welds shall conform to the applicable provisions of ASTM E 1032.

(4) Dye Penetrant Inspection - Dye penetrant inspection of welds shall conform to the applicable provisions of ASTM E 165.

c. Acceptability of Welds - Welds shall be unacceptable if shown to have defects prohibited by AWS D1.6, or possess any degree of incomplete fusion, inadequate penetration or undercutting.

d. Welds to be Subject to Nondestructive Examination

(1) One hundred (100) percent of completed welds shall be cleaned and visually inspected to ensure compliance with the requirements of AWS D1.6

(2) One hundred (100) percent of full penetration welds shall be ultrasonically tested or Radiographic tested.

(3) One hundred (100) percent of all fillet and partial penetration welds shall be inspected by magnetic particle testing or liquid penetrant testing.

3.2.5.3 Supplemental Examination

When the soundness of any weld is suspected of being deficient due to faulty welding or stresses that might occur during shipment or erection the Government reserves the right to perform nondestructive supplemental examinations before final acceptance. The cost of such inspection will be borne by the Government.

3.2.6 Structural Steel Welding Repairs

Defective welds in the structural steel welding repairs shall be repaired in accordance with AWS D1.6,. Defective weld metal shall be removed to sound metal by use of air carbon-arc or oxygen gouging. The surfaces shall be thoroughly cleaned before welding. Welds that have been repaired shall be retested by the same methods used in the original inspection. All costs of repairs and retesting shall be borne by the Contractor.

3.3 Guide Wheel Installation

Guide wheels shall be located to straddle the structural ribs at the elevations shown. The Contractor shall determine the horizontal location of the guide wheels on the gate based on the orientation with the guide slot bearing plate.

3.4 End Wheel Installation

End wheels shall be installed as shown. With the gate centered in the slot shims shall be installed to obtain the gap indicated.

Section 05 50 01.00 28

3.5 Guide Slot Bearing Plate Installation

The guide slot bearing plate shall be installed as shown. The contractor shall verify the location of the guide wheel cutouts prior to installation.

Section 05 50 01.00 28

SECTION TABLE OF CONTENTS

DIVISION 05 - METALS

SECTION 05 50 50.00 28

VERTICAL LIFT GATE

PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 QUALIFICATION OF WELDERS AND WELDING OPERATORS

1.4 DELIVERY, STORAGE AND HANDLING

1.4.1 Rubber Seals

1.4.1.1 Lifting Beam

PART 2 PRODUCTS

2.1 MATERIALS

2.1.1 Structural Steel

2.1.2 Seal Retainer Bars

2.1.3 Stainless steel bearing shoes

2.1.4 Rubber Seals

2.1.5 Epoxy

2.1.6 Counter Weight Steel Blocks

2.1.7 Guide Wheels, Blocks and Bearing Plate

2.1.8 Wire Ropes

2.1.9 MANUFACTURED UNITS

2.1.9.1 Cap Screws

2.1.9.2 High-Strength Bolts, Nuts, and Washers

2.1.9.3 Stainless Steel Fastneers

2.1.9.4 Studs for Attachment to A709 Steel

2.1.2.6 Bolts, Nuts, and Washers

2.2 FABRICATION

2.2.1 Detail Drawings

2.2.1.1 Fabrication Drawings

2.2.1.2 Shop Assembly Drawings

2.2.1.3 Delivery Drawings

2.2.1.4 Gate Design

2.2.1.5 Gate Removal Plan

2.2.1.6 Gate Installation Plan

2.2.2 STRUCTURAL FABRICATION

2.2.3 Fabrication Requirements

2.2.4 WELDING

2.2.5 Bolted Connections

2.2.6 Machine Work

2.2.7 Gate Section

2.2.8 Gate Section Wheel Assembly

2.2.9 Seal Assembly

2.2.10 Shop Assembly

2.2.11 Gate Section

2.2.12 Seal Assemblies

2.2.13 TESTS, INSPECTIONS, AND VERIFICATIONS

2.2.14 Inspection

PART 3 EXECUTION

Section 05 50 50.00 28

3.1 DELIVERY OF GATE SECTIONS AND REMOVAL OF EXISTING GATE

3.1.1 Gate Wheel Access

3.1.2 Delivery Barges

3.1.3 Removal of Existing Gate

3.2 INSTALLATION

3.2.1 Gate Section

3.2.2 Horizontal splice joints

3.2.3 Top Seal Alignment

3.2.4 Placing Epoxy Filler

3.2.5 Bearing Shoes

3.2.6 Adjusting Wire Ropes

3.2.7 Counter Weight Inspection

3.2.8 Lead Paint

3.2.8.1 Extent of Lead Paint

3.2.8.2 Counterweight Modifications

3.2.8.3 HEPA Vacuum Use

3.2.9 Counter Weight Balancing

3.2.10 Alignment Plan

3.2.11 Painting

3.3 ACCEPTANCE TRIAL OPERATION AND TESTS

3.4 PROTECTION OF FINISHED WORK

3.5 REMOVAL AND REPLACEMENT OF ROOFING FOR GATE TOWER ROOF HATCHES

-- End of Section Table of Contents --

SECTION 05 50 50.00 28

VERTICAL LIFT GATE

PART 1 GENERAL

1.1 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.

ASME INTERNATIONAL (ASME)

ASME B18.3 (2003; R 2008) Socket Cap Shoulder and Set Screws, Hex and Spline Keys (Inch Series)

ASME B4.1 (1967; R 2004) Preferred Limits and Fits for Cylindrical Parts

ASTM INTERNATIONAL (ASTM)

ASTM A 240/A 240M (2004ae1) Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels for General Applications

ASTM A 276 (2008a) Stainless Steel Bars and Shapes

ASTM A 325M (2009) Standard Specification for Structural Bolts, Steel, Heat Treated, 830 Mpa Minimum Tensile Strength (Metric)

ASTM A 646/A 646M (2006) Standard Specification for Premium Quality Alloy Steel Blooms and Billets for Aircraft and Aerospace Forgings

ASTM A 709/A 709M (2009) Standard Specification for Structural Steel for Bridges

ASTM A 770/A 770M (2003; R 2007)Standard Specification for Through-Thickness Tension Testing of Steel Plates for Special Applications

ASTM B 505/B 505M (2008a) Standard Specification for Copper-Base Alloy Continuous Castings

ASTM D 2240 (2004) Rubber Property - Durometer Hardness

ASTM D 572 (2004) Rubber Deterioration by Heat and Oxygen

ASTM D 573 (2004) Standard Test Method for Rubber - Deterioration in an Air Oven

ASTM A 582/A 582M (2005) Free-Machining Stainless Steel Bars

ASTM D 471 (1998e1) Rubber Property - Effect of Liquids

ASTM D 412 (1998a; R 2002e1) Vulcanized Rubber and Thermoplastic Elastomers - Tension

ASTM D 395 (2003) Rubber Property - Compression Set

AMERICAN WELDING SOCIETY (AWS)

AWS D1.6/D1.6M (2007) Structural Welding Code— Stainless Steel

AWS D1.5M/D1.5 (2008; Errata 2009) Bridge Welding Code

1.2 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government. The following shall be submitted in accordance with Section 01 33 00. SUBMITTAL PROCEDURES:

SD-01 Preconstruction Submittals

Gate Installation Plan

Complete detailed plan describing the methods used to install the new gate.

Gate Removal Plan

Alignment Plan

The plan shall include a sequence of events in order to install, align, test, and operate the new gate. The plan shall include equipment used to install the gate.

SD-03 Product Data

Rubber Seals

Furnish manufacturer's descriptive data, catalog cuts and other information to fully describe the rubber seals proposed for use.

Epoxy Filler

Furnish manufacturer's descriptive data, catalog cuts and other information to fully describe the epoxy filler along with procedure to install the epoxy

SD-06 Test Reports

Operation and test results

Counter Weight Inspection

1.3 QUALIFICATION OF WELDERS AND WELDING OPERATORS

Qualification of welders and welding operators shall conform to the requirements of Section 05 59 13.10 28 FABRICATION OF HYDRAULIC STEEL

STRUCTURES.

Qualification of welders and welding operators for all stainless steel shall conform AWS D1.6/D1.6M.

1.4 DELIVERY, STORAGE AND HANDLING

Delivery, handling and storage of materials and fabricated items shall conform to the requirements specified herein and 05 59 13.10 28

FABRICATION OF HYDRAULIC STEEL STRUCTURES.

1.4.1 Rubber Seals

Rubber seals shall be stored in a place which permits free circulation of air, maintains a temperature of 70 degrees F or less, and prevents the rubber from being exposed to the direct rays of the sun. Rubber seals shall be kept free of oils, grease, and other materials which would deteriorate the rubber. Rubber seals shall not be distorted during handling.

1.4.1.1 Lifting Beam

The Contractor shall design and fabricate lifting beam(s) or other lifting device(s) to attach crane rigging to the temporary lifting plates installed on each section of the new gate. Temporary lifting plates and beams for removing the existing gate shall be designed and provided by the Contractor. There will be limited clearance between the top of the lifting beam and the bottom of the gate machinery rooms located on top of the gate lift towers. Consideration shall also be taken to account for the concrete parapet wall on the navigation lock bridge.