Attachment 3 - Reference Drawings (23 Pages).pdf
PDF 15 MB Posted
- Attached to
- Secant Wall Construction, Montgomery L/D, Ohio River, PA Federal contract opportunity
- Solicitation number
- W911WN21B8000
About this file
This document provides details for a federal solicitation for secant wall construction services at Montgomery Locks and Dam on the Ohio River in Pennsylvania. The U.S. Army Corps of Engineers, Pittsburgh District, is seeking a contractor to install a secant pile wall downstream of Gate Bay 1 through the existing concrete apron. Key requirements include installation of a bulkhead system and instrumentation on top of the dam, exploratory borings, potential grouting under the apron, construction of demonstration piles, demolition of concrete baffles, drilling and placement of 17 primary and secondary piles using tremie concrete and steel beams, pressure grouting at pile ends, and all work to be completed by December 2022. The magnitude of work is estimated between $5-10 million. The solicitation will utilize full and open competition procedures with a firm-fixed-price contract awarded for a period of performance of 535 calendar days. The NAICS code is 237990 and interested vendors must register through the SAM website to receive solicitation updates.
View the file
Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| Attendance Register -Virtual Bid Opening 5-5-21.pdf | ||
| Bid Results - Virtual Bid Opening 5-5-21.pdf | ||
| Amendment 0001 Revised Specifications Section 01 22 00.00 08.pdf | ||
| Amendment 0001 Revised Specifications Section 01 52 13.20 08.pdf | ||
| Amendment 0001 Revised Specifications Section 01 35 00.00 08.pdf | ||
| W911WN21B8000 Amendment 0001.pdf | ||
| Amendment 0001 Revised Bid Schedule.xlsx | XLSX spreadsheet | |
| Pre-Bid Site Visit Agenda Secant Wall.pdf | ||
| Pre-Bid Engineering Discussion.pdf | ||
| Pre-Bid Contracting Discussion.pdf | ||
| Pre Bid Site Visit Sign In Sheet.pdf | ||
| SAMPLE Bid Schedule.xlsx | XLSX spreadsheet | |
| W911WN21B8000.pdf | ||
| Attachment 1 - Technical Specifications (305 Pages).pdf | ||
| Attachment 4 - Davis Bacon Wage Determination (15 Pages).pdf | ||
| Attachment 2 - Contract Drawings (25 Pages).pdf |
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HIGHER THAN NAVD88.
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WERE CORRECTED.
WAS SCREENED AND INACCURATE DATA VALUES
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BREAKS IN THE HYDROGRAPH INDICATE MISSING 4.
670.0 FEET NGVD29.
ZERO ELEVATION OF THE UPPER POOL GAGE IS
AND AN ELEVATION OF 682.0 FEET NGVD29. THE
PROJECT UPPER POOL IS A STAGE OF 12.0 FEET 3.
THE ACTUAL PEAK ELEVATION IS NOTED.
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HIGHER THAN NAVD88.
THE NGVD29 DATUM, AS SHOWN, IS 0.39 FEET 5.
WERE CORRECTED.
WAS SCREENED AND INACCURATE DATA VALUES
DATA. THE RAW NAVIGATION DATA FROM THE FIELD
BREAKS IN THE HYDROGRAPH INDICATE MISSING 4.
670.0 FEET NGVD29.
ZERO ELEVATION OF THE UPPER POOL GAGE IS
AND AN ELEVATION OF 682.0 FEET NGVD29. THE
PROJECT UPPER POOL IS A STAGE OF 12.0 FEET 3.
THE ACTUAL PEAK ELEVATION IS NOTED.
FOR PEAK ELEVATIONS AT OR ABOVE 686 FEET, 2.
AND DAM.
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HYDROGRAPH POINTS SLIGHTLY BELOW PROJECT 6.
HIGHER THAN NAVD88.
THE NGVD29 DATUM, AS SHOWN, IS 0.39 FEET 5.
WERE CORRECTED.
WAS SCREENED AND INACCURATE DATA VALUES
DATA. THE RAW NAVIGATION DATA FROM THE FIELD
BREAKS IN THE HYDROGRAPH INDICATE MISSING 4.
670.0 FEET NGVD29.
ZERO ELEVATION OF THE UPPER POOL GAGE IS
AND AN ELEVATION OF 682.0 FEET NGVD29. THE
PROJECT UPPER POOL IS A STAGE OF 12.0 FEET 3.
THE ACTUAL PEAK ELEVATION IS NOTED.
FOR PEAK ELEVATIONS AT OR ABOVE 686 FEET, 2.
AND DAM.
OF ENGINEERS RECORDS AT MONTGOMERY LOCKS
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HIGHER THAN NAVD88.
THE NGVD29 DATUM, AS SHOWN, IS 0.39 FEET 5.
WERE CORRECTED.
WAS SCREENED AND INACCURATE DATA VALUES
DATA. THE RAW NAVIGATION DATA FROM THE FIELD
BREAKS IN THE HYDROGRAPH INDICATE MISSING 4.
652.5 FEET NGVD29.
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AND AN ELEVATION OF 664.5 FEET NGVD29. THE
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THE ACTUAL PEAK ELEVATION IS NOTED.
FOR PEAK ELEVATIONS AT OR ABOVE 682 FEET, 2.
AND DAM.
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2002 2003
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K O
W S
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S Z
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IE
S K
Y
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OPERATIONS THAT CAN CAUSE MINOR FLUCTUATIONS
LOWER POOL (ELEV 664.5) ARE DUE TO GATE
HYDROGRAPH POINTS SLIGHTLY BELOW PROJECT 6.
HIGHER THAN NAVD88.
THE NGVD29 DATUM, AS SHOWN, IS 0.39 FEET 5.
WERE CORRECTED.
WAS SCREENED AND INACCURATE DATA VALUES
DATA. THE RAW NAVIGATION DATA FROM THE FIELD
BREAKS IN THE HYDROGRAPH INDICATE MISSING 4.
652.5 FEET NGVD29.
ZERO ELEVATION OF THE LOWER POOL GAGE IS
AND AN ELEVATION OF 664.5 FEET NGVD29. THE
PROJECT LOWER POOL IS A STAGE OF 12.0 FEET 3.
THE ACTUAL PEAK ELEVATION IS NOTED.
FOR PEAK ELEVATIONS AT OR ABOVE 682 FEET, 2.
AND DAM.
OF ENGINEERS RECORDS AT MONTGOMERY LOCKS
DAILY AVERAGE VALUES COMPUTED FROM CORPS
HISTORICAL STAGE HYDROGRAPHS ARE BASED ON 1.
NOTES:
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2007 2008
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K O
W S
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IN MEASURED POOL ELEVATIONS.
OPERATIONS THAT CAN CAUSE MINOR FLUCTUATIONS
LOWER POOL (ELEV 664.5) ARE DUE TO GATE
HYDROGRAPH POINTS SLIGHTLY BELOW PROJECT 6.
HIGHER THAN NAVD88.
THE NGVD29 DATUM, AS SHOWN, IS 0.39 FEET 5.
WERE CORRECTED.
WAS SCREENED AND INACCURATE DATA VALUES
DATA. THE RAW NAVIGATION DATA FROM THE FIELD
BREAKS IN THE HYDROGRAPH INDICATE MISSING 4.
652.5 FEET NGVD29.
ZERO ELEVATION OF THE LOWER POOL GAGE IS
AND AN ELEVATION OF 664.5 FEET NGVD29. THE
PROJECT LOWER POOL IS A STAGE OF 12.0 FEET 3.
THE ACTUAL PEAK ELEVATION IS NOTED.
FOR PEAK ELEVATIONS AT OR ABOVE 682 FEET, 2.
AND DAM.
OF ENGINEERS RECORDS AT MONTGOMERY LOCKS
DAILY AVERAGE VALUES COMPUTED FROM CORPS
HISTORICAL STAGE HYDROGRAPHS ARE BASED ON 1.
NOTES:
682.0
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2010 2011
E L
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IN MEASURED POOL ELEVATIONS.
OPERATIONS THAT CAN CAUSE MINOR FLUCTUATIONS
LOWER POOL (ELEV 664.5) ARE DUE TO GATE
HYDROGRAPH POINTS SLIGHTLY BELOW PROJECT 6.
HIGHER THAN NAVD88.
THE NGVD29 DATUM, AS SHOWN, IS 0.39 FEET 5.
WERE CORRECTED.
WAS SCREENED AND INACCURATE DATA VALUES
DATA. THE RAW NAVIGATION DATA FROM THE FIELD
BREAKS IN THE HYDROGRAPH INDICATE MISSING 4.
652.5 FEET NGVD29.
ZERO ELEVATION OF THE LOWER POOL GAGE IS
AND AN ELEVATION OF 664.5 FEET NGVD29. THE
PROJECT LOWER POOL IS A STAGE OF 12.0 FEET 3.
THE ACTUAL PEAK ELEVATION IS NOTED.
FOR PEAK ELEVATIONS AT OR ABOVE 682 FEET, 2.
AND DAM.
OF ENGINEERS RECORDS AT MONTGOMERY LOCKS
DAILY AVERAGE VALUES COMPUTED FROM CORPS
HISTORICAL STAGE HYDROGRAPHS ARE BASED ON 1.
NOTES:
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2. PERIOD OF RECORD - WY1995 THRU WY2013.
RECORDS AT MONTGOMERY LOCKS AND DAMS.
VALUES, COMPUTED FROM CORPS OF ENGINEERS
1. ELEVATION DURATIONS ARE BASED ON DAILY AVERAGE
NOTES:
PERCENT OF TIME EXCEEDED
E L
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A T
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N
F
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N G
V D
MONTGOMERY LOCKS AND DAM UPPER AND LOWER POOL DURATION
UPPER POOL
LOWER POOL
E L
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N
F
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V D
DISCHARGE (1000’S CFS)
MONTGOMERY LOCKS AND DAM RATING CURVE
UPPER POOL
LOWER POOL
UPPER POOL
LOWER POOL
RESTRICTED
LOWER POOL
GATES FULL OPEN
UPPER POOL ALL
TWO GATES RESTRICTED
ONE GATE CLOSED
UPPER POOL
POOL ELEV. 682.0
PROJECT UPPER
0 100 200 300 400 500 600
0 10 20 30 40 50 60 70 80 90 100
L A
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ELEV 664.5
PROJECT LOWER POOL
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US ARMY CORPS
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1. HISTORICAL STAGE HYDROGRAPHS ARE BASED ON DAILY AVERAGE
VALUES COMPUTED FROM CORPS OF ENGINEERS RECORDS AT
MONTGOMERY LOCKS AND DAM.
2. FOR PEAK ELEVATIONS AT OR ABOVE 686 FEET, THE ACTUAL PEAK
ELEVATION IS NOTED.
3. TARGET UPPER POOL IS A STAGE OF 12.0 FEET AND AN ELEVATION OF
682.0 FEET NGVD29. THE ZERO ELEVATION OF THE UPPER POOL GAGE IS
670.0 FEET NGVD29.
4. BREAKS IN THE HYDROGRAPH INDICATE MISSING DATA. THE RAW
NAVIGATION DATA FROM THE FIELD WAS SCREENED AND INACCURATE
DATA VALUES WERE CORRECTED.
5. THE NGVD29 DATUM, AS SHOWN, IS 0.39 FEET HIGHER THAN NAVD88.
6. HYDROGRAPH POINTS SLIGHTLY BELOW PROJECT UPPER POOL (ELEV
682.0) ARE DUE TO GATE OPERATIONS THAT CAN CAUSE MINOR
FLUCTUATIONS IN MEASURED POOL ELEVATIONS.
NOTES:
EL
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SHEET ID
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1. HISTORICAL STAGE HYDROGRAPHS ARE BASED ON DAILY AVERAGE
VALUES COMPUTED FROM CORPS OF ENGINEERS RECORDS AT
MONTGOMERY LOCKS AND DAM.
2. FOR PEAK ELEVATIONS AT OR ABOVE 682 FEET, THE ACTUAL PEAK
ELEVATION IS NOTED.
3. TARGET LOWER POOL IS A STAGE OF 12.0 FEET AND AN ELEVATION
OF 664.5 FEET NGVD29. THE ZERO ELEVATION OF THE LOWER POOL
GAGE IS 652.5 FEET NGVD29.
4. BREAKS IN THE HYDROGRAPH INDICATE MISSING DATA. THE RAW
NAVIGATION DATA FROM THE FIELD WAS SCREENED AND
INACCURATE DATA VALUES WERE CORRECTED.
5. THE NGVD29 DATUM, AS SHOWN, IS 0.39 FEET HIGHER THAN NAVD88.
6. HYDROGRAPH POINTS SLIGHTLY BELOW PROJECT LOWER POOL
(ELEV 664.5) ARE DUE TO GATE OPERATIONS THAT CAN CAUSE
MINOR FLUCTUATIONS IN MEASURED POOL ELEVATIONS.
NOTES:
EL
EV
AT
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Pittsburgh District
OHIO RIVER BASIN
MONTGOMERY LOCKS AND DAM
G A
D O
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LOCKS & DAM
MONTGOMERY
DAM GATE INSTALLATION FY 20
G-0180
G K
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AS AWARDED CERTIFIED FINAL
28 FEB 2020
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/s/ JOHN E NITES P.E.
/s/ STEPHEN R STOLTZ P.E.
/s/ JEANINE M HOEY P.E.
02 MAR 2020
02 MAR 2020
W911WN20B8003SOLICITATION NO.:
W911WN20C8002CONTRACT NO.:
ISSUE DATE: JUNE 2020
of Engineers
US Army Corps
AND APPROVAL OF ALL DRAWINGS LISTED ON THE INDEX SHEET.
SIGNATURES AFFIXED BELOW INDICATE OFFICIAL RECOMMENDATION
SUBMITTED BY:
SECTION CHIEF
APPROVAL RECOMMENDED BY:
BRANCH CHIEF
APPROVED BY:
CONSTRUCTION DIVISION
CHIEF, ENGINEERING AND
DATE
DATE
DATE
THEIR EMPLOYMENT AS REQUIRED BY ER 1110-1-8152.
APPEAR ON THESE PROJECT DOCUMENTS WITHIN THE SCOPE OF
DESIGNATIONS OF U.S. ARMY CORPS OF ENGINEERS INDIVIDUALS
THIS SHEET. THE INITIALS OR SIGNATURES AND REGISTRATION
U.S. ARMY CORPS OF ENGINEERS AND THE A/E FIRMS IDENTIFIED ON
THIS PROJECT WAS DESIGNED BY THE PITTSBURGH DISTRICT OF THE
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DAM GATE 7DAM GATE 6DAM GATE 5DAM GATE 4
MACHINERY 9LC MACHINERY 10LC
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DAM GATE 8 DAM GATE 9 DAM GATE 10
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HOUSING
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HOUSING
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SIDE
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MACHINERY 1LC
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NEW PEDESTAL NEW PEDESTAL
NEW DAM GATE 9 NEW DAM GATE 10
SIDE
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CONCRETE REPAIR CONCRETE REPAIR
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SCALE: 1"=40'
NEW ROOFNEW ROOFNEW ROOF
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INSTALL AND CALIBRATE POSITION TRANSDUCER AND TEST FOR FUNCTIONALITY.7.
INSTALL CHAIN GUARD, SEE RESTRICTION NOTE R8.6.
MATING HOIST MACHINERY GEAR.
INSTALL PILLOW BLOCK BEARINGS AND ALIGN NEW SPROCKET AND GEAR WITH 5.
INSTALL NEW SPROCKET ON BULL GEAR.4.
DISENGAGE SPROCKET FROM BULL GEAR.3.
REMOVE SPROCKET/BULL GEAR ASSEMBLY FROM HOIST MACHINERY.2.
SEE RESTRICTION R9
REMOVE POSITION TRANSDUCER, CHAIN GUARD AND PILLOW BLOCK BEARINGS. 1.
CONSTRUCTION SEQUENCE (FOR EACH MACHINE)
DRIVE SPROCKET INSTALLATION
LIFT GATES #9 AND #10.
WORK ASSOCIATED WITH THE INSTALLATION OF NEW GOVERNMENT FURNISHED
BASE CONTRACT
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BE REPAIRED.
AND NOTIFY THE CONTRACTING OFFICER REGARDING ANY ITEMS THAT NEED TO
DEFORMED BOLTS, BENT BEARING PLATE, OR ANY OTHER STRUCTURAL DEFECTS
DAMAGE TO THE HOUSING, BROKEN WELDS TO THE SEATING SURFACE,
CHAIN GUARD ASSEMBLY SHOULD BE INSPECTED BY THE CONTRACTOR FOR ANY R9.
DETAIL.
TESTING THE GATE. SEE REFERENCE DRAWING 4689-Z-1 FOR CHAIN GUARD
CHAIN GUARDS REMOVED. THE CHAIN GUARDS MUST BE INSTALLED BEFORE
DO NOT OPERATE THE GATE MACHINERY UNDER ANY CIRCUMSTANCES WITH THE R8.
EXISTING CHAINS, 18'-11" TOTAL. SEE REFERENCE DWG O-LMO-55/1.
PROVIDE NEW SAFETY CHAIN ASSEMBLIES THAT ARE 8' LONGER THAN THE R7.
ACCESSIBLE TO FIELD PERSONNEL AT ALL TIMES.
ADJACENT OPERATIONAL GATE. MACHINERY AND CONTROLS SHALL BE
PROVIDE TEMPORARY POWER, CONTROLS AND WEATHER PROTECTION TO R6.
AFTER MACHINERY HOUSE REMOVAL.
MACHINERY SHALL REMAIN PROTECTED FROM THE ELEMENTS AT ALL TIMES R5.
FROM THE MACHINERY.
ELECTRICAL RENOVATIONS ONCE THE MACHINERY HOUSE HAS BEEN REMOVED
CONTRACTOR CAN PROCEED WITH MACHINERY HOUSE STRUCTURAL AND R4.
CONTRACTOR WORK LIMITS.
REFERENCE DRAWING C-1150 FOR GATE OPERATION RESTRICTIONS AND R3.
PRECEDENCE.
REPLACED GATES WITHOUT BULKHEADS. GATE OPERATIONS WILL TAKE
CONTRACTOR CAN WORK AND STAGE EQUIPMENT BEHIND PREVIOUSLY R2.
PLACE. THERE IS ONLY ONE SET OF BULKHEADS AVAILABLE AT THE FACILITY.
CONTRACTOR CANNOT WORK BEHIND ORIGINAL GATES WITHOUT BULKHEADS IN R1.
CONSTRUCTION RESTRICTIONS
21. REPEAT STEPS 1 THRU 14 FOR GATE #10 AND RESPECTIVE MACHINERY HOUSES #11 AND #10.
20. RELOCATE BULKHEADS TO GATE BAY #10 (BY GOVERNMENT).
SPECIFICATION SECTION 01 35 00.00 08
19. RELOCATE BULKHEADS TO STORAGE PIT (BY GOVERNMENT) FOR CLEANING (BY CONTRACTOR) REFER TO
18. TEST GATE HOIST MACHINERY. SEE RESTRICTION R8.
INSTALLATION.
17. RE-CONNECT ELECTRICAL EQUIPMENT AND CONTROLS ON MACHINERY HOUSE #9 AND #10. COMPLETE ELECTRICAL
16. INSTALL AND ANCHOR STRUCTURALLY MODIFIED MACHINERY HOUSEs #9 AND #10 ATOP MACHINERY.
SEE RESTRICTION R7.
15. INSTALL NEW GOVERNMENT FURNISHED CHAIN TO NEW GOVERNMENT FURNISHED GATE HOIST MACHINERY.
14. INSTALL HOIST MACHINERY, HOIST MACHINERY BEAM AND NEW HOIST MACHINERY PEDESTALS.
13. INSTALL MODIFIED GOVERNMENT FURNISHED GATE.
INSTALLATION CONSTRUCTION SEQUENCE.
12. MODIFY/PAINT HOIST MACHINERY, INCLUDING INSTALLATION OF THE NEW DRIVE SPROCKET PER DRIVE SPROCKET
CONCRETE PLACEMENT FORMWORK IS INSTALLED.
METALS AND PLACE NEW CONCRETE. CONCRETE SPALL MAP MUST BE SUBMITTED FOR REVIEW BEFORE FIRST
DEMOLITION AND INSTALLATION OF NEW EMBEDDED GATE TRACKS, REINFORCEMENT AND OTHER EMBEDDED
11. COMPLETE CONCRETE MODIFICATIONS TO DAM MACHINERY AND ADJACENT STRUCTURES, INCLUDING CONCRETE
10. REMOVE GATE #9 FROM GATE BAY. SEE RESTRICTIONS R2 AND R3.
9. INSTALL BULKHEADS (BY GOVERNMENT) BEHIND GATE TO BE REMOVED. SEE RESTRICTION R1.
8. REMOVE HOISTING MACHINERY BEAMS, HOISTING MACHINERY AND CHAINS.
7. DISENGAGE CHAIN FROM GATE #9 AND HOIST MACHINERY.
6. REMOVE MACHINERY HOUSE #10 AND MACHINERY HOUSE #9. SEE RESTRICTIONS R4, R5 AND R6.
HOUSES #10 AND #9 FROM BEING DISENGAGED FROM THEIR RESPECTIVE MACHINERY.
5. DISCONNECT ELECTRICAL CONDUIT, WIRING AND APPURTENANT EQUIPMENT THAT PREVENTS MACHINERY
4. REPEAT STEPS 2 AND 3 FOR REMAINING TWO (2) BULKHEAD UNITS.
3. PREP AND PAINT BULKHEAD PER SPECIFICATIONS.
(BY GOVERMENT)
2. FOLLOWING COMPLETION OF PIER 3 TRACK RAIL REPAIRS, MOVE TOP BULKHEAD TO STORAGE PIT
(SEE DWG S-3277 AND S-3278)
1. INSTALL BULKHEADS (BY GOVERNMENT) IN GATE BAY 3 NECESSARY TO PERFORM TRACK RAIL REPAIR
/s J
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W N
B
495'- 0"
'-0
'-0
25'-0
375' -0"
CONTRACTOR WORK LIMITS
OCCUPIED AREA (SEE NOTE 13)
AREA (SEE NOTE 9).
CONTRACTOR LAYDOWN/STORAGE
SHORE LINE
LEGEND
REQUIREMENTS AND CONDITIONS OF USE
"SPECIAL PROCEDURES" FOR GENERAL
SPECIFICATIONS SECTION 01 35 00.00 08
NOTE 7: CONTRACTOR MOORING AREA, SEE
REQUIREMENTS AND CONDITIONS OF USE
"SPECIAL PROCEDURES" FOR GENERAL
SPECIFICATIONS SECTION 01 35 00.00 08
NOTE 5: CONTRACTOR MOORING AREA, SEE
(STAGE = 1
2.0 F
T.)
NORMAL LOWER POOL = 6
64.5
RIVER
OHIO
M A
T C
H L
IN
E
M A
T C
H L
IN
E
STAGING AREA
CONTRACTOR
NOTE 3: GATE 9
N
FLOW
(STAGE = 1
2.0 F
T.)
NORMAL UPPER POOL = 6
82.0
100' 200'0
SCALE: 1"=100'
LOCK ACCESS ROAD
C-1150
N T
R A
C T
O R W
O R
K L
IM
IT
S
SEE DRAWING G-0186 FOR INFORMATION ON GATE RESTRICTIONS.14.
CONTRACTING OFFICER.
THE GOVERNMENT. THE CONTRACTOR SHALL NOT DISTURB ANY OF THE MATERIALS IN THESE AREAS WITHOUT PERMISSION FROM THE
AREAS DESIGNATED AS "OCCUPIED" ON THE PLAN (SEE LEGEND) ARE CURRENTLY BEING USED AS HOLDING AREAS FOR MATERIALS BELONGING TO 13.
LOCKMASTER AND SHALL COMPLY WITH THE SPECIFICATIONS SECTION 01 35 00.00 08.
CHAMBER BY THE USACE REPAIR FLEET THAT MAY CAUSE DELAYS IN LOCKAGES. ALL REQUESTS FOR LOCKAGE SHALL BE COORDINATED WITH THE
COMMERCIAL NAVIGATION AND THE USACE REPAIR FLEET HAS PRIORITY FOR ALL LOCKAGES. REPAIR WORK IS PLANNED FOR IN THE LAND 12.
USE EITHER ROAD AS A STORAGE AREA FOR EQUIPMENT OR SUPPLIES.
CONTRACTOR SHALL NOT BE PERMITTED TO USE THE LOCK ACCESS ROAD OR THE ABUTMENT ACCESS ROAD TO STAGE FOR CONSTRUCTION, OR 11.
AREA.
BANK DAM ABUTMENT MAY BE USED FOR ACCESS TO THE DAM ONLY AND NO MATERIAL OR EQUIPMENT STORAGE WILL BE PERMITTED IN THIS
THE MONTGOMERY DAM MAY BE ACCESSED FROM THE DAM ABUTMENT ON THE RIGHT BANK AND FROM THE LOCKS ON THE LEFT BANK. THE RIGHT 10.
APPROVAL OF THE CONTRACTING OFFICER.
AREA TO BE DETERMINED BY THE CONTRACTING OFFICER. ADDITIONAL LAYDOWN/STORAGE AREAS ON THE ESPLANADE MAY BE PROVIDED UPON
THE CONTRACTOR WILL BE PROVIDED LAYDOWN/STORAGE AREAS ON THE LOCKS ESPLANADE (SEE LEGEND), AS WELL AS A DESIGNATED PARKING 9.
CONTRACTOR MAY CROSS THE ESPLANADE TO ACCESS THE FLOATING PLANT VIA THE DOWNSTREAM MITER GATES.
CONTRACTOR MAY USE THE UPSTREAM MITER GATES TO ACCESS THE FLOATING PLANT. IN THE EVENT THE UPSTREAM MITER GATES ARE OPEN, 8.
REQUIREMENTS.
FROM THE SITE BY THE TIME THE UPSTREAM GAGE REACHES 20.0. REFER TO SPECIFICATIONS SECTION 01 35 00.00 08 FOR ADDITIONAL
BELOW 16.0. THE FLOATING PLANT MUST BE COMPLETELY REMOVED AND SECURED AT AN OFFSITE LOCATION THAT IS NO CLOSER THAN 1 MILE
THE CONTRACTOR'S FLOATING PLANT MAY BE MOORED TO THE RIVERWARD FACE OF THE UPSTREAM RIVER WALL WHEN THE UPPER GAGE IS 7.
THE TOTAL DAM GATE OPENING REACHES 40 FT.
WITHOUT EXCEPTION, THE FLOATING PLANT AND EQUIPMENT SHALL BE REMOVED FROM ANY POSITION DOWNSTREAM OF THE DAM BY THE TIME 6.
LOWER GUARD WALL BELOW THE SPILLWAY AT THE DISCRETION OF THE LOCKMASTER AND CONTRACTING OFFICER.
IF THE PROJECTED TOTAL GATE OPENING IS NOT FORECASTED TO REACH 40 FT, THE CONTRACTOR'S FLOATING PLANT MAY BE MOORED TO THE 5.
WITHDRAWN FROM THE GATE BAYS. REFER TO SPECIFICATIONS SECTION 01 35 00.00 08.
OPERATIONAL GATE OPENING OF BETWEEN 30 FT TO 35 FT, DEPENDING ON THE SCENARIO, AT WHICH TIME THE FLOATING PLANT MUST BE
GATES THAT ARE ADJACENT TO THE ONE BEING REPLACED MUST BE RESTRICTED. WORK WITHIN ANY BAY CAN PROCEED UP TO TOTAL 4.
BULKHEADED. GATES 1 THRU 8 WERE PREVIOUSLY REPLACED.
STAGING OF FLOATING PLANT AND EQUIPMENT IS ONLY ALLOWED DOWNSTREAM OF GATES THAT HAVE BEEN REPLACED OR GATES THAT ARE 3.
ALL DAM GATES, EXCEPT THE ONE BEING REPLACED, SHALL BE OPERABLE AT ALL TIMES DURING THE CONTRACT.2.
AND REMOVED FROM EACH BAY ONLY ONCE DURING THE CONTRACT UNLESS OTHERWISE APPROVED BY THE CONTRACTING OFFICER.
PERSONNEL SHALL CONDUCT ALL OPERATIONS NECESSARY TO INSTALL AND REMOVE THE BULKHEADS IN A GATE BAY. BULKHEADS WILL BE SET
THE BULKHEADS USED FOR DEWATERING DAM BAYS SHALL BE PLACED IN THE GATE BAY OF THE GATE BEING REPLACED. GOVERNMENT 1.
STAGING AREA
CONTRACTOR
NOTE 3: GATE 10
(BULKHEAD IN GATE 10 AND GATE 9 RESTRICTED).
CONTRACTOR STAGING AREA FOR WORK ON GATE 10
'-0
PIT
STORAGE
BULKHEAD
PIT
STORAGE
BULKHEAD
R T
Y S
Z K
IE
W
IC
Z
J R
U S
N A
K
T S
T U
R M
'-0
380'- 0"
380'- 0"
1"=100'-0"
PLAN
(BULKHEAD IN GATE 9 AND GATES 8 AND 10 RESTRICTED).
CONTRACTOR STAGING AREA FOR WORK ON GATE 9
(BULKHEAD IN GATE 2 AND GATE 3 RESTRICTED)
CONTRACTOR STAGING AREA FOR WORK ON PIER 3
/s
M A
T T
H E
W P R
O T
H E
R P .E
M
A R
UPPER GUIDE WALL
LOWER GUIDE WALL
LOWER GUARD WALL
PIER 2
G A
T E
G A
T E
'-6
PIER 11
'-6
RIVER WALL
MIDDLE W
ALL
'-3
'-0
'-0
'-0
LAND W
ALL
'-0
'-0
'-0
PIER 1
UPPER GUARD WALL
'-0
'-0
'-0
D A
M
G A
T E
G A
T E
G A
T E
PIER 3
G A
T E
PIER 5
PIER 6
ESPLANDE
PIER 4
PIER 7
PIER 8
G A
T E
PIER 10
C SHORE PIE
R
RAIL
ROAD
G A
T E
G A
T E
'-0
L
C ABUTMENT PIE
R
G A
T E
ACCES
S R
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L
PIER 9
A
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D
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2 3 4 5 6 7 8 9 10
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1'-6"
2 1
1"
4"
PIERS 1 AND 11 ONE GATE RECESS ONLY
SYMMETRICAL ABOUT C FOR PIERS 2 TO 10 INCL.
MRG-B5
ANCHOR MK.
MK. MRG-84
BRACKET
MRG-B2
BRACKET MK.
RAIL
60# A.S.C.E.
SILL PLATE
C GATE EXISTING
RAIL
60# A.S.C.E.
"4
2'-2
4'-0"
L
IM
IT
O
F C
O N
C
01'-6"
"2
11'-4
F O
R S
H
IM
S
C
L E
A R
"2
SHIMS SEE NOTE 2
CLEARANCE FOR 1"
"4
8'-"2
11'-414'-6"
5'-0"5'-0""2
20'-10 "2
22'-79'-7"20'-5"
43'-6"
87'-0"
"2
87'-0"
"4
3'-6"
"4
1'-6
CONCRETE
REMOVE
"2
11'-4
"16
11'-4
PIERS 1 AND 11 ONE GATE RECESS ONLY
SYMMETRICAL ABOUT C FOR PIERS 2 TO 10 INCL.
4'-0""4
7'-8
"4
2'-2
SD3122
D A
M P
IE
R
M A
S O
N R
Y D
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O L
IT
IO
N
S E
C T
IO
N S A
N D D
E T
A
IL
REMOVAL
CONCRETE
LEGEND
0 2' 4'1'
SCALE: 1/2"=1'
0 8'4' 16'
SCALE: 1/8"=1'
NOTES:
F
M O
R O
N E
2. CLEARANCES SHOWN ARE FOR A DRY CONDITION SCENARIO.
OF THE PIER THAT WILL BE CUT THROUGH DURING SAWCUTTING.
1. THERE ARE 2 STACKED GRILLAGE BEAMS (W16x36) AT THE TOP
W L
U S
E B
R
IN
K
R T
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G R
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P .E
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A R
A
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C
D
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F
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2 3 4 5 6 7 8 9 10
SHEET ID
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D R
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AS AWARDED CERTIFIED FINAL
L
TO EL 723.0
FROM EL 717.83
REMOVAL CONC REMOVAL
LIMIT OF CONC
EL 723.0
FROM EL 666.0 TO
CONC REMOVAL
LIMIT OF
C OF TRACK AND RAIL
L
L
R E
M O
V A
L
C O
N C R
E M
O V
A L
L
IM
IT
O
F
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O T
E
" CLEAR4
FOR SHIMS
SEE NOTE 2
D
- 1/2"=1'-0"
SECTION
SILL
LC
B
A M
"4
11'-4
EL 665.5
EL 667.0
UP EL 682.0
EL 663.0LP EL 662.6
EL 666.0
EL 662.5
EL 716.0
EL 723.0
C G
U
ID
E R
A
IL
L
FLOW
LADDER
REMOVAL
CONCRETE
REMOVAL
CONCRETE
C
D
B
SD2120
HAND
OPPOSITE
SEE NOTE 1
O-LMO-40/16
SEE REF DWG
GRILLAGE BEAM
SEE NOTE 1
SEE REF DWG O-LMO-40/16
GRILLAGE BEAM
"2
6'-0
"4
5'-3
A
SD2120 1/8"=1'-0"
SECTION
EL 667.0
EL 666.0
- 1/2"=1'-0"
DETAIL
EL 666.0
EL 666.0
BRACKET MK MRG-B1
L
SLOPE
C
- 1/2"=1'-0"
SECTION
10'-6"
105'-9 3/4 " C/C OF CHAIN
102'-9 3/4 " C/C OF TRACK
100'-2 3/4 " FACE TO FACE OF DAM PIER (MODIFIED)
1'-6" 1'-6"
116'-0" C/C OF PIERS
S-2276
E
N E
R A
L A
R R
A N
G E
M E
N T S
T Y
P
IC
A L D
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A C
H
IN
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S
IN
G
E L E
V A
T
IO
N S A
N D S
E C
T
IO
N S
F
M O
R O
N E
0 8' 32'16'
SCALE: 3/32"=1'
W L
U S
E B
R
IN
K
R T
Y S
Z K
IE
W
IC
Z
/s
G R
E G N M
E Y
E R
P .E
M
A R
A
B
C
D
E
F
G
2 3 4 5 6 7 8 9 10
SHEET ID
D E
S
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D B
Y
D R
A W
N B
Y
C H
E C
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D B
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M O
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G O
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D A
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N S
T A
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A T
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N F
Y
W N
B
WATER PRESSURE
1000 PSF
H = 16'-0"
0 PSF
DIAGRAM
FLOW
WALKWAY NOT SHOWN FOR CLARITY
NTS
TYPICAL DAM GATE CROSS SECTION
CHAIN
NOTE: END TRUCKS NOT SHOWN FOR CLARITY
PIER
CHAIN
PIER
EL. 723.0
EL. 667.0
UPPER POOL EL. 682.0
LOWER POOL EL. 664.5
MACHINERY HOUSING (TYP)
OUTLINE PIER
RAISED POSITION
HOUSING SHOWN IN
PIER MACHINERYPOSITION
IN THE RAISED
MACHINERY SHOWN
GATE OPERATING
"4 111'-4
TRACKTRACKCL
CL
CL
CL
LCLC
FLOW
3/32"=1'-0"
TYPICAL SECTION
3/32"=1'-0"
TYPICAL DOWNSTREAM ELEVATION
S-3278
R
A C
K B
E A
M R
E A
P
IR
C
O N
S T
R U
C T
IO
N S
E Q
U E
N C
E
F M
O R
O N
E
R T
Y S
Z K
IE
W
IC
Z
W L
U S
E B
R
IN
K
CONSTRUCTION NOTES:
GROUNDING THE BELZONA SURFACE WILL BE FLUSH TO THE RAILTRACK.
ACCORDANCE WITH MANUFACTURERS DIRECTIONS. HOLES SHOULD BE OVERFILLED SUCH THAT AFTER FIELD
13. FILL MARKING HOLES (2 EACH) USING BELZONA 1212 OR EQUAL. PREPARE HOLES PRIOR TO FILLING IN
12. PERFORM FIELD WELDING AS SHOWN ON THE DRAWINGS USING APPROVED FIELD WELDING PROCEDURES.
RAIL TRACK. TACK WELD TO HOLD IN POSITION.
11. ALIGN PLATE USING MARKING HOLES, ENSURING BOTH HORIZONTAL AND VERTICAL ALIGNMENT WITH THE EXISTING
FIELD
10. PREPARE ALL PERIMETER EDGES, (SIDES AND BOTTOM) OF COMPLETED PIECE FOR FIELD PJP AND FILLET WELDS.
PLATE.
9. DRILL MARKING HOLES (2 PLACES) FROM DOWNSTREAM FACE OF ORIGINAL PLATE THRU THE NEW 3/4" THK AR400
8. WELD NEW 8"x3/4"x11'-0" PLATE TO EXISTING PLATE PER APPROVED SHOP WELD PROCEDURES.
SURFACE FOR THE NEW 8"x3/4"x11'-0" AR400 PLATE.
FINISHED SURFACE SHALL BE LEVEL ACROSS THE WIDTH AND LENGTH TO PROVIDE A FULL CONTACT BEARING
7. MACHINE MATERIAL FROM THE UPSTREAM FACE DOWN TO THE SCRIBED LINES ON BOTH SIDES OF PLATE. THE
A LINE.
TO BOTTOM LEFT CORNER OF THE UPSTREAM FACE OF THE PLATE. MEASURE 0.75" FROM LEVEL LINE AND SCRIBE
THE PLATE. MEASURE 0.75" FROM LEVEL LINE AND SCRIBE A LINE. RUN A LEVEL LINE FROM THE TOP LEFT CORNER
6. RUN A LEVEL LINE FROM THE TOP RIGHT CORNER TO THE BOTTOM RIGHT CORNER OF THE UPSTREAM FACE OF
SHOP
FOOTPRINT THAT THE REMOVED TRACKRAIL HAD OCCUPIED.
TRACK RAIL FOLLOWING SHOP WORK. CARE SHOULD BE USED NOT TO DISTURB THE FLANGE AREA WITHIN THE
5. PREPARE SURFACE OF THE 12CB64 FLANGE FOLLOWING AIR ARC GOUGING TO BE READY FOR REINSTALLING THE
FLANGE OF THE EXISTING 12CB64. ONCE REMOVED THIS PIECE SHALL BE PROTECTED AND SENT TO THE SHOP.
4. TO REMOVE THE 11'-0" LENGTH OF TRACK RAIL AIR ARC GOUGE THE 3/8" FILLET WELDS ATTACHING IT TO THE
THE UPPER END AND A "B" AT THE BOTTOM END. MARK "U/S" SOMEWHERE NEAR THE MIDDLE OF THE 11'-0" LENGTH.
3. WELD AN IDENTIFYING MARK ON THE UPSTREAM FACE OF THE TRACKRAIL ON THE 8" WIDE SIDE. PLACE A "T" AT
THROUGH THE FLANGE OF THE 12CB64. THE TOTAL DEPTH WILL BE 2 1/4".
2. FIELD DRILL MATCH MARKING HOLES AS SHOWN IN SECTION B DRAWING NO S-3279. THESE HOLES TO EXTEND
FLANGE OF EMBEDDED 12CB64 (10" FLG WIDTH) THAT IS FLUSH WITH THE CONCRETE SURFACE.
1. SQUARE CUT TRACKRAIL (1 1/2"x8" AR400 PL.) AT 11'-0" ABOVE THE BOTTOM EDGE. TAKE CARE NOT TO DAMAGE
FIELD
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ALL WELDS WILL BE SUBJECTED TO 100% MT. ANY DEFECTS IDENTIFIED SHALL BE REPAIRED AND RETESTED.
BE 100% VISUALLY INSPECTED FOR DEFECTS ACCORDING TO AWS D1.1 BY A CWI. FOLLOWING SUCCESSFUL VT INSPECTION
17. 24 HOURS AFTER THE JOINTS HAVE COOLED TO AMBIENT TEMPERATURE, ALL COMPLETED PJP AND FILLET WELDS SHALL
ADJACENT TRACK PLATE SURFACE (BUTTERING) TO ACHIEVE PROPER JOINT FIT UP TOLERANCES.
ADJUST FIT UP OR WELD SIZE AS APPROPRIATE BASED ON FIT-UP ACHIEVED. THIS MAY REQUIRE THE BUILDING UP OF AN
16. CONTRACTOR’S CWI SHALL VERIFY ALL PJP AND FILLET WELD FIT-UP IN ACCORDANCE WITH AWS D1.1 TOLERANCES AND
OF BACK-STEP WELDING TO REDUCE THE RISK OF CRACKING.
WELD CRACKING AND ENSURE THAT WELD SEQUENCING WILL MINIMIZE THE POTENTIAL FOR CRACKING. CONSIDER THE USE
15. SUBMIT A WELD REPAIR PLAN THAT IDENTIFIES THE SEQUENCE OF WELDING INTENDED TO REDUCE DISTORTION, PREVENT
SHALL BE E7018. BOTH FCAW/SMAW ELECTRODES SHOULD BE LOW HYDROGEN.
COMPLETE THIS WELDING IN ALL POSITIONS NECESSARY. FCAW ELECTRODES SHOULD BE E71T-1. SMAW ELECTRODES
PROCESSES AND POSITIONS REQUIRED FOR BOTH THE PJP GROOVE WELDS AND THE FILLET WELDS REQUIRED TO
14. EITHER FCAW OR SMAW WITH LOWER HYDROGEN WIRE/ELECTRODES SHALL BE UTILIZED. PROVIDE WPS FOR ALL
THE WELD JOINT.
COOL DURING WELDING AND PREVENT INTERPASS TEMPERATURES FROM CREATING A LARGE THERMAL GRADIENT ACROSS
THIS WILL RESULT IN SLOW WELDING WITH LONGER HOLD PERIODS BETWEEN WELD PASSES TO PERMIT THE WELD TO
13. WPS SHALL HAVE A MINIMUM PREHEAT OF 300 DEGREES F AND A MAXIMUM INTERPASS TEMPERATURE OF 400 DEGREES.
SYSTEM WILL LIKELY BE REQUIRED TO SLOW THE COOLING RATE OF THE WELD AND PREVENT CRACKING.
PREHEAT THE BASE METAL TO PREVENT CRACKING. THE USE OF INSULATING BLANKETS IN ADDITION TO THE PREHEAT
HEAT BLANKETS FOR ALL PREHEATING. THE USE OF A TORCH OR WEED BURNER OR SIMILAR WILL NOT BE SUFFICIENT TO
THE EDGE OF THE BASE METAL (EMBEDDED FLANGE). THE PREHEAT PLAN SHALL UTILIZE INDUCTION COILS OR CERAMIC
TRACK PLATE/EXISTING TRACK PLATE WILL BE PREHEATED TO 300 DEGREES F. PRE-HEAT SHALL BE MEASURED NEAR
12. THE CONTRACTOR SHALL SUBMIT A PRE-HEAT AND COOLING PLAN THAT ENSURE THE EXISTING BASE METAL AND NEW
WELDERS SHALL UTILIZE AIR-FED HOODS TO ENSURE SAFE WELDING WITHIN THE CONTAINMENT STRUCTURE.
11. THE CONTAINMENT STRUCTURE SHOULD HAVE SUFFICIENT VENTING TO PERMIT WELDING TO OCCUR OR ALTERNATELY
DURING WELDING.
10. THE CONTAINMENT STRUCTURE SHOULD BE HEATED FOR COMFORT OF THE WELDER AND TO MINIMIZE LOSS OF HEAT
WELDING.
THE WALL, AND COVERED IN PLASTIC SHEETING TO PREVENT MOISTURE SHOULD RAIN OR SNOW OCCUR DURING
THE REPAIR AREA. THE CONTAINMENT STRUCTURE WILL TYPICALLY BE FABRICATED FROM PLYWOOD, ANCHORED TO
9. THE CONTRACTOR SHALL DESIGN AND INSTALL A CONTAINMENT DEVICE FOR FIELD WELDING DESIGNED TO CONTAIN
MINIMUM REPAIR PARAMETERS ARE FOLLOWED.
IS NOT A PREQUALIFIED MATERIAL, BUT USACE WILL CONSIDER THE WPS PREQUALIFIED PROVIDED THE FOLLOWING
AWS D1.1 AND AVAILABLE ON AWS.ORG AT HTTPS://WWW.AWS.ORG/STANDARDS/PAGE/D11-FORMS. THE AR400 MATERIAL
PLATE TO THE EXISTING 12CB FLANGE. WPS SHALL BE SUBMITTED ON FORMS SIMILAR TO THOSE REQUIRED IN
REQUIRED TO JOIN THE TRACK PLATE TO THE EXISTING TRACK PLATE AND TO JOIN THE SHOP REFURBISHED TRACK
8. THE CONTRACTOR SHALL SUBMIT A WPS FOR THE FIELD WELDING PJP GROOVE WELD AND THE 3/8”FILLET WELD
THE SHOP WPS SHALL INCLUDE FOR ALL ELEMENTS LISTED BELOW IN NO. 12 THRU 17 AS APPLICABLE.
HTTPS://WWW.AWS.ORG/STANDARDS/PAGE/D11-FORMS ALL SHOP WELDING SHALL BE PERFORMED INDOORS.
TO THOSE REQUIRED IN AWS D1.1 AND AVAILABLE ON AWS.ORG AT
7. THE CONTRACTOR SHALL SUBMIT A WPS FOR ALL SHOP WELDING. WPS SHALL BE SUBMITTED ON FORMS SIMILAR
TO ENSURE FULL BEARING CONTACT.
THIS BEARING CAN BE MEASURED USING EITHER A PROFILE GAGE OR SOME FORM OF BLUING THE TWO SURFACES
CONTRACTOR WILL POSSIBLY NEED TO WELD THE BASE METAL WITH WELD PASSES TO ENSURE 75% BEARING.
BEARING CONTACT BETWEEN THE EXISTING EMBEDDED FLANGE PLATE AND THE NEW TRACK PLATE. THE
TRACK PLATE AND THE EXISTING EMBEDDED 12CB FLANGE. THE GOAL SHOULD BE TO ACHIEVE 75% DIRECT
DETERMINE THE ESTABLISHMENT OF ADEQUATE STEEL ON STEEL BEARING, BETWEEN THE SHOP REFURBISHED
PLATE, THE CONTRACTOR SHOULD EVALUATE THE CONDITION OF THE EXISTING EMBEDDED 12CB64 FLANGE TO
6. AFTER REMOVAL OF THE EXISTING TRACK PLATE AND PRIOR TO INSTALLATION OF THE SHOP REFURBISHED TRACK
FLATNESS AS BEST AS PRACTICAL.
5. THE NEW TRACK PLATE AND THE EXISTING TRACK PLATE SHOULD BE MACHINED IN THE SHOP TO ACHIEVE
SHOULD BE GROUND TO BRIGHT METAL PRIOR TO WELDING.
FOR FIT-UP. IN ALL CASES BOTH SURFACES (THAT OF THE NEW TRACK PLATE AND THE EXISTING TRACK PLATE)
TRACK PLATE. THIS MAY REQUIRE FIELD JOINT PREP TO ACHIEVE AWS D1.1 SINGLE BEVEL JOINT TOLERANCES
PREP DIMENSION OF 3/8”TO CREATE A PJP GROOVE WELD BETWEEN THE EXISTING TRACK PLATE AND THE NEW
4. THE NEW TRACK PLATE MATERIAL SHOULD BE PREPPED WITH A SINGLE BEVEL GROOVE WELD WITH A MINIMUM
AND SHALL REQUIRE PREHEAT IN ACCORDANCE WITH THE WPS SUBMITTED.
TACK WELDS WHICH ARE USED TO INSTALL THE NEW TRACK PLATE SHALL BE TREATED AS STRUCTURAL WELDS
SUBMIT HANDING AND INSTALLATION PLAN AS PART OF THE WELD SEQUENCING PLAN DESCRIBED BELOW. ANY
DIFFICULT TO DRILL AND TAP FOR THE INSTALLATION OF A LIFTING RING SUCH AS A CROSBY SHACKLE OR SIMILAR.
THE TRACK PLATE WILL WEIGH IN EXCESS OF 450 LBS. AR400 MATERIAL IS QUENCHED AND TEMPERED AND CAN BE
SHOP NOT TO DISTURB/DAMAGE FACE OF REMOVED TRACK PLATE, WHICH INTERFACES THE EMBEDDED 12CB64.
TRACK PLATE BOTH IN THE FIELD AND IN THE SHOP. EXTREME CARE SHALL BE USED IN TRANSPORT AND IN THE
3. THE CONTRACTOR WILL NEED TO DEVELOP A MEANS AND METHODS TO HOLD THE TRACK PLATE AND INSTALL THE
OR CARBON ARCED AND GROUND OUT TO SOUND BASE METAL.
(10”FLG. WIDTH). ALL EXISTING FILLET WELDS IN THE VICINITY OF THE REMOVED BLOCK SHALL BE GROUND OUT
DIMENSIONS PROVIDED IN THE DRAWINGS. TAKE CARE NOT TO DAMAGE THE FLANGE OF THE EMBEDDED 12CB64
PLATE PROVIDING SUFFICIENT EXCESS MATERIAL TO PERMIT THE FINAL CUT EDGE TO BE GROUND TO THE
ARC GOUGING OR PLASMA CUTTING PRIOR TO GRINDING. CUT THE HORIZONTAL CUTS IN THE EXISTING TRACK
GRINDER OR TORCH. RECOMMEND SETTING INITIAL CUT REQUIREMENTS FOR HORIZONTAL CUTS USING CARBON
2. AR400 MATERIAL IS QUENCHED AND TEMPERED RESULTING IN A HARD SURFACE THAT IS DIFFICULT TO CUT WITH A
SLOW COOLING RATE WILL BE NECESSARY TO MINIMIZE THE POTENTIAL FOR WELD CRACKING.
1. IN ORDER TO PREVENT WELD CRACKING, PROPER HEAT INPUT THROUGH THE USE OF PROPER PREHEAT AND
SUGGESTED WELD REPAIR SEQUENCE MONTGOMERY TRACK RAIL REPAIR
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MIN
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MAX.
1" SAWCUT
W
EXIST REINF
NEEDED. LAP SPLICE TO
NEW REINF STEEL AS
REMOVAL
LIMIT OF
EXIST CONC
SAWCUT
REINF
SPACING OF EXIST
MATCH SIZE AND
NEW REINF TO
REMOVAL
LIMIT OF
EXIST CONC
EXIST REINF
CONC
DETERIORATED
60° ANGLE
SAWCUT 1" DEEP AT
REMOVAL
LIMIT OF
DETERIORATED CONC
REMOVAL
LIMIT OF
EXIST CONC
EXIST CONC
EXIST REINF
DETERIORATED CONC
60° ANGLE
SAWCUT 1" DEEP AT
5'-0"±
REQUIRED TYP
DWG S-0275 FOR EMBED
1V. SEE STRUCTURAL NOTES
STAGGERED. SLOPE 5H TO
DOWEL AT 12" OC EA WAY
DRILL AND EPOXY GROUT #4
T Y
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LADDER
SAFETY CAGE
HOUSE
MACHINERY
FEEDING
CONDUITS
ELECT
"2
11'-4
"4
11'-4
ABOVE
EDGE OF PIER
PIER
EDGE OF
FROM EL 666.5 TO 723.0
TYP RECESS MODIFICATION
FROM EL 716.5 TO 723.0
TYP RECESS MODIFICATION
PIER
EDGE OF
PIER
FACE OF
RECESS
FACE OF
10'-0"
1'-6"
10'-0"± 4'-0" "4
11'-4
TOP OF REBAR
CONC
DETERIORATED
CONC
LINE OF SOUND
OF REBAR
BOT
CONC
DETERIORATED
CONC
LINE OF SOUND
M
IN
B
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S-5300
ELEVATION VIEW
GENERAL NOTES:
HORIZ CONC REPAIR TYPE 1.
2. HORIZ CONC REPAIR TYPE 2 MAY BE REQUIRED WITHIN THE AREA OF A
CONC IS LESS THAN OR EQUAL TO 2" AND ABOVE REINFORCEMENT.
1. HORIZ CONC REPAIR TYPE 1 IS USED WHEN DEPTH OF DETERIORATED
LEGEND:
REPAIR
POSSIBLE CONCRETE
NTS
(ABOVE REINFORCING STEEL)
HORIZONTAL CONCRETE REPAIR TYPE 1
NTS
(BELOW REINFORCING STEEL)
HORIZONTAL CONCRETE REPAIR TYPE 2
C
0 4' 8'2'
SCALE: 1/4"=1'
0 8' 32'16'
SCALE: 3/32"=1'
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ELEVATION VIEW
REPAIR TYPE 1
VERTICAL AND OVERHEAD CONCRETE
C
- SCALE: NTS
SECTION
B
- SCALE: NTS
SECTION
REQUIREMENT.
DETERIORATED CONC IS LESS THAN OR EQUAL TO 2" AND ABOVE
NOTE: VERTICAL CONC REPAIR TYPE 1 IS USED WHEN DEPTH OF
F
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N E
HELD TO THE MANUFACTURER'S RECOMMENDATION.
BY THE INSERTION OF 16 GAUGE WIRE INTO CRACK. MAXIMUM CRACK WIDTH FOR INJECTION IS
EQUIVALENT TO 1/16" WIRE TIE. MINIMUM CRACK WIDTH FOR INJECTION SHALL BE DETERMINED
BY THE CONTRACTING OFFICER. MINIMUM CRACK WIDTH TO BE INJECTED SHALL BE 0.0508",
4. INJECTED EPOXY RESIN SHALL BE USED FOR CRACK REPAIR UNLESS DIRECTED OTHERWISE
WITH PERMISSION FROM THE CONTRACTING OFFICER.
CONC PIER MODIFICATIONS MAY BE CONC PLACED AS PART OF THE PIER MODIFICATIONS
3. REPAIR MATERIAL FOR SPALL REPAIR ADJACENT TO THE LIMITS OF REMOVAL FOR
THAN 2 INCHES DEEP.
2. POLYMER MODIFIED CONC SHALL BE USED FOR CONC SPALL REPAIRS GREATER
THAN OR EQUAL TO 2 INCHES DEEP.
1. POLYMER MODIFIED MORTAR SHALL BE USED FOR CONC SPALL REPAIRS LESS
NOTE:
1. LEAVE ALL LADDER RUNG CRACKS ALONE
EACH WAY). IF LENGTH OF ANY DIRECTION IS GREATER THAN OR EQUAL TO 2'-0".
4. IF EXISTING REINFORCEMENT IS NOT PRESENT, PROVIDE #4 BARS @ 12" (MIN 2 BARS
MATERIAL.
3. CLEAN REINFORCEMENT OF ANY LOOSE RUST OR SCALE PRIOR TO PLACING REPAIR
PER LAP TABLE IN STRUCTURAL NOTES ON DWG S-0275.
2. REPLACE DETERIORATED REINFORCEMENT. LAP NEW REINFORCEMENT WITH EXISTING AS
BELOW REINFORCEMENT.
1. HORIZ CONC REPAIR TYPE 2 IS USED WHEN DEPTH OF CONC IS GREATER THAN 2" OR
NEW REINFORCEMENT
VERTICAL CONCRETE REPAIR TYPE 2
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REINFORCEMENT OF PIER MODIFICATIONS AS NEEDED.
7. FOR CONCRETE REPAIR BEYOND MODIFICATION LIMITS, USE THIS REINFORCEMENT DETAIL. LAP SPLICE TO NEW
DIMENSION IS GREATER THAN OR EQUAL TO 2'-0". USE DOWELS WHEN "W" IS GREATER THAN 1'-0"
6. IF EXIST REINFORCEMENT IS NOT PRESENT, PROVIDE #4 BARS @ 12" OC (MIN 2 BARS PER DIRECTION) IF LENGTH OF ANY
5. CLEAN EXIST REINFORCEMENT OF ANY LOOSE RUST OR SCALE PRIOR TO PLACING REPAIR MATERIAL.
LAPPING EXIST REINFORCEMENT.
4. USE DOWELS ONLY WHEN "W" IS GREATER THAN 1'-0" AND NEW REINFORCEMENT CANNOT ADEQUATELY BE DEVELOPED BY
REINFORCEMENT AS PER LAP TABLE IN STRUCTURAL NOTES DWG S-0275.
3. REPLACE ALL DETERIORATED REINFORCEMENT. LAP WITH EXIST
2. "W" REPRESENTS LEAST DIMENSION OF DETERIORATED CONC.
1. VERTICAL CONC REPAIR TYPE 2 IS USED WHEN DEPTH OF CONC IS GREATER 2" OR BELOW REINFORCEMENT.
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AS AWARDED CERTIFIED FINAL
EL. 723.0
D
- 3/32"=1'
SECTION
EL. 667.0
EL. 705.41
EL. 723.0
A
FLOW
D
11'-6"
3/32"=1'-0"
RECEIVING NEW DAM GATES
LIMITS OF REPAIR FOR DAM GATE PIER FACES
A
- 1/4"=1'
SECTION
NOTES:
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NOTES:
ANGLE TYP
PERIMETER OF PATCH @ 60°
3/4" DEEP SAW-CUT AROUND
ANGLE TYP
PERIMETER OF PATCH @ 60°
3/4" DEEP SAW-CUT AROUND
BUILDING
RIVER WALL
BUILDING
OPERATIONS
MIDDLE WALL
BUILDING
SERVICE
LAND WALL
N
100' 200'0
SCALE: 1"=100'
PIER 9
PIER 8
PIER 7
PIER 6
PIER 5
PIER 4
PIER 3
PIER 2
PIER 1
PIER 10
PIER 11
ABUTMENT PIER
SHORE PIER
FLOW
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ELECTRICAL SITE PLAN
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MCP
MCC
MCP
MCC
MCP
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MCP
MCC
MCP
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File details come from the government source that posted it. Updated .