17-R-0013_Drawings_AMD0001.pdf

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INDEX

SCALE : NO SCALE

GENERAL NOTES

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18. SEE SPECIFICATIONS SECTION 01 11 00 FOR A SUMMARY OF WORK DONE BY THE GOVERNMENT AS PART OF THIS CONTRACT.

17. SEE SPECIFICATIONS SECTION 00 73 05 FOR DETAILED INFORMATION ON THE PROJECT SPECIFIC SCHEDULE AND ACTIVITIES TO BE COORDINATED WITH GOVERNMENT CREWS.

16. THE CONTRACTOR IS PROHIBITED FROM USING SPUDS IN THE LOCK CHAMBER.

LOW TEMPERATURES AND WIND CHILL FACTORS.

TO WATER. THIS MAY REQUIRE ADDITIONAL LABOR OR SHIFTS AND SPECIAL EQUIPMENT OR SPECIAL EQUIPMENT MAINTENANCE TO COMPENSATE FOR LOST PRODUCTIVITY CAUSED BY

TO ACCOMPLISH THE WORK, TAKING INTO ACCOUNT LOW TEMPERATURES, ICE, SLEET, SNOW, AND WIND CHILL FACTORS THAT MAY BE ENCOUNTERED AT THE SITE AND WORKING ADJACENT

15. THE CONTRACTOR SHALL PROVIDE ALL NECESSARY PROTECTION, EQUIPMENT AND MATERIALS, INCLUDING BUT NOT LIMITED TO ENCLOSURES, HEATING, LIGHTING, AND SUFFICIENT LABOR

CONTRACTOR SHALL RELOCATE AND RESTORE SUCH UTILITIES AS REQUIRED AND APPROVED BY THE KO.

PROCEDURE PRIOR TO EXCAVATION. ANY DAMAGE CAUSED BY THE CONTRACTOR’S ACTIVITIES SHALL BE REPAIRED AT THE CONTRACTOR’S EXPENSE AS APPROVED BY THE KO. THE

14. UTILITIES MAY BE ENCOUNTERED DURING CONSTRUCTION ACTIVITIES. IT IS THE CONTRACTOR’S RESPONSIBILITY, AS REQUIRED BY LAW, TO FOLLOW THE PROPER NOTIFICATION/LOCATE

13. DISPOSE OF ALL DRILL CUTTINGS AND SEDIMENT MATERIAL REMOVED FROM THE LOCK CHAMBER ACCORDING TO SPECIFICATION SECTION 33 26 00, AND COORDINATE WITH THE KO.

SECTION 01 57 19.

12. CONTRACTOR SHALL PROVIDE MEANS TO CAPTURE CONSTRUCTION DEBRIS AND OTHER MATERIAL FROM THE LOCK CHAMBER BEFORE IT ENTERS THE RIVER ACCORDING TO SPECIFICATION

ORIGINAL LOCATION AND CONDITION, UNLESS OTHERWISE INDICATED IN THE CONTRACT DRAWINGS.

11. SECURITY FENCING AND HANDRAILING MAY BE REMOVED IN WORK AREAS DURING CONSTRUCTION AS LONG AS SAFETY AND SECURITY IS MAINTAINED AND REPLACEMENT MADE TO ITS

BE CRACKED OPEN BY GOVERNMENT PERSONNEL.

10. THE TAINTER GATE VALVES WILL BE CLOSED DURING TIMES THE CONTRACTOR IS DRILLING IN THE LOCK CHAMBER. WHEN THE CONTRACTOR IS NOT WORKING THE TAINTER GATE VALVES WILL

PREFERENCE OF UPPER POOL OR TAILWATER ELEVATION. NO EFFORT TO CONTROL WATER LEVEL OUTSIDE THE LOCK CHAMBER WILL BE MADE TO FACILITATE WELL INSTALLATION.

IN THE LOCK CHAMBER AT THE UPSTREAM POOL ELEVATION. THE REMAINDER OF THE RELIEF WELLS SHALL BE INSTALLED WITH THE CHAMBER WATER LEVEL AT THE CONTRACTOR’S

WATER IS STORED IN THE POOL AND A CORRESPONDING TAILWATER DROP EFFECTED. THE WELLS IN THE UPPER HALF OF THE LOCK CHAMBER SHALL BE INSTALLED WITH THE WATER LEVEL

9. DAM NO.18 IS A RUN-OF-THE-RIVER FACILITY, FUNCTIONING ONLY TO MAINTAIN A DESIGNATED 9-FOOT CHANNEL AND PASS FLOWS FROM DAM 17. IT CANNOT BE REGULATED SUCH THAT

8. SLAB AND WEEP HOLE CONFIGURATION MAY VARY FROM THOSE SHOWN ON THE PLANS AND REFERENCE DRAWINGS. IT IS THE CONTRACTOR’S RESPONSIBILITY TO VERIFY FIELD CONDITIONS.

DRAWING PREPARATION AND MATERIAL FABRICATION.

7. ALL ELEVATIONS AND DIMENSIONS SHALL BE VERIFIED IN THE FIELD BEFORE WORK BEGINS. THE CONTRACTOR IS RESPONSIBLE FOR CONFIRMING ALL DIMENSIONS PRIOR TO SHOP

DRAWINGS. BECAUSE THE DRAWINGS ARE NOT "AS BUILT", THEY DO NOT NECESSARILY REPRESENT ACTUAL FIELD CONDITIONS. REFERENCE DRAWINGS ARE NOT PRINTED TO SCALE.

6. REFERENCE DRAWINGS ARE DRAWINGS OF RECORD, INCLUDED SOLELY FOR THE CONTRACTOR’S BENEFIT. NO REQUIRED WORK UNDER THIS CONTRACT IS SHOWN ON THE REFERENCE

5. AN ELECTRICAL CROSSOVER IS LOCATED IN THE STRUT AT STATION 486.0A; CORING THROUGH THE STRUTS IS PROHIBITED. SEE SHEET C-102.

C. VERIFY THE WELL LOCATION WITH KO PRIOR TO WELL INSTALLATION.

THE WELL WILL NOT PENETRATE THE STRUT.

B. USE A DIVER TO LOCATE THE WEEP HOLE AND STRUT NEAREST THE WELL TO BE PLACED, LOCATE THE WELL RELATIVE TO THOSE FEATURES, AND CONFIRM

A. MARK THE STATION AT WHICH THE WELL IS TO BE LOCATED AND THE LOCATION OF THE NEAREST UPSTREAM AND DOWNSTREAM STRUT ON THE LOCK WALL.

SHALL DO THE FOLLOWING:

RELIEF WELLS SHALL BE LOCATED TO AVOID THESE STRUTS. CORING THOUGH THE STRUTS IS PROHIBITED. TO MINIMIZE THE POSSIBILITY OF PENETRATING A STRUT, THE CONTRACTOR

4. STRUTS CROSS THE LOCK CHAMBER (PERPENDICULAR TO FLOW), SPACED AT 36 FEET ON CENTER. THE STRUTS ARE SIX FEET WIDE AND FIVE FEET THICK AND CONTAIN REINFORCING STEEL. ALL

E. RELIEF WELL TESTING.

D. PROTECTION BLOCK INSTALLATION.

C. LOCK CHAMBER CLEANOUT

B. WEEP HOLE CLEANING AND ADDRESSING BOILS DURING PROTECTION BLOCK INSTALLATION.

A. RELIEF WELL INSTALLATION AND DEVELOPMENT.

3. WORK TO BE PERFORMED BY CONTRACTOR TO INCLUDE BUT NOT LIMITED TO:

F. REMOVE BULKHEAD AND INSTALL BULKHEAD COVERS.

E. LOCK RE-WATERING.

D. MAINTAINING DEWATERED LOCK STATE, SEALING LEAKS AND ADDRESSING BOILS DURING CHAMBER DEWATERING.

C. LOCK DEWATERING.

B. REMOVE LOWER BULKHEAD SLOT COVERS, SETTING PUMPS AND SETTING LOWER CHAMBER BULKHEADS PRIOR TO DEWATERING.

A. SETTING UPPER CHAMBER BULKHEADS, I-WALL TAINTER VALVE BULKHEAD, AND UPPER WALKWAY PRIOR TO RELIEF WELL INSTALLATION.

2. WORK TO BE PERFORMED BY GOVERNMENT TO INCLUDE BUT NOT LIMITED TO:

FOR MORE INFORMATION REGARDING THE DATE RANGES THAT THE LOCK CHAMBER WILL BE AVAILABLE TO THE CONTRACTOR.

1. THE LOCK CHAMBER WILL BE CLOSED TO NAVIGATION ON DECEMBER 16, 2017. THE LOCK CHAMBER WILL REOPEN TO NAVIGATION ON MARCH 6, 2018. SEE SPECIFICATIONS SECTION 00 73 05

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0 6" 1’ 2’SCALE : 1 1/2"=1’-0"

0 6" 1’ 2’SCALE : 1 1/2"=1’-0"

GENERAL SHEET NOTES

C1

RELIEF WELL PRECAST PROTECTION BLOCK SECTION

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RELIEF WELL PRECAST PROTECTION BLOCK SECTION

0 6" 1’ 2’SCALE : 1 1/2"=1’-0"A3

RELIEF WELL PRECAST PROTECTION BLOCK SECTION

0 6" 1’ 2’SCALE : 1 1/2"=1’-0"C3

RELIEF WELL PRECAST PROTECTION BLOCK SECTION

S-301

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INSTALLATION OF PROTECTION BLOCK

ALONG PERIMETER PRIOR TO

NON-SHRINK GROUT MINIMUM 1" HIGH

PROTECTION BLOCK. RUN LINE OF

REMOVE DEBRIS IN CONTACT WITH

FLOOR

LOCK

EXISTING

" 8 1–"4

11’-3

"8 1– "8

51’-2

(2 PER BLOCK)

CHECK VALVE

HORIZONTAL

FOR CLARITY

VALVE NOT SHOWN

HORIZONTAL CHECK

LOCK FLOOR

ABOVE

PROTRUSION

6" MAX

FLOOR

LOCK

EXISTING

CLCL

CL

1’-6"

CL

BLOCK

INSTALLATION OF PROTECTION

HIGH ALONG PERIMETER PRIOR TO

NON-SHRINK GROUT MINIMUM 1"

PROTECTION BLOCK. RUN LINE OF

REMOVE DEBRIS IN CONTACT WITH

2’-0" 1’-3" 3’-3"

CL

BANKS

STRUTS OR DUCT

THROUGH LOCK

BE PLACED

NO ANCHORS TO

FLOOR

LOCK

EXISTING

"4

COVER PLATE

PROTECTIVE

1/2" PL

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CL

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PLACED

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BACKFILL

TREMIE GROUT

RISER PIPE

RELIEF WELL RISER PIPE

RELIEF WELL

BACKFILL

TREMIE GROUT

(8 PER BLOCK)

ANCHOR

1/2" DIA. COVER PLATE

(8 PER BLOCK)

ANCHOR

1/2" DIA. COVER PLATE

(4 PER BLOCK)

ANCHOR BAR

#8, 2’-0" LONG

AFTER ANCHOR PLACEMENT (TYP.)

FILL WITH NON SHRINK GROUT

DIA. ANCHOR HOLE,"8

AFTER ANCHOR PLACEMENT (TYP.)

FILL WITH NON SHRINK GROUT

DIA. ANCHOR HOLE,"8

(4 PER BLOCK)

ANCHOR BAR

#8, 2’-0" LONG

(2 PER BLOCK)

MECHANISM

VALVE LATCH

AND FLAPPER

FLAPPER VALVE,

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TO ALLOW RELIEF WELL WATER TO FLOW.

P) UNLATCH BOTH FLAPPER VALVE LATCH MECHANISMS

O) INSTALL PROTECTIVE COVER PLATE.

N) REMOVE TEMPORARY RELIEF WELL PLUG.

SPECIFIED IN NOTE 4.

M) FILL REMAINING SPACE WITH NON SHRINK GROUT AS

L) REMOVE EXCESS ADHESIVE.

K) INSTALL ANCHOR BARS.

RECOMMENDATIONS.

HOLES IN ACCORDANCE WITH MANUFACTURER’S

J) INSTALL ADHESIVE FROM THE BOTTOM OF THE ANCHOR

I) CLEAN ANCHOR HOLES.

H) ROUGHEN INSIDE SURFACE OF HOLES.

G) CLEAN ANCHOR HOLES.

SPECIFIED DEPTH.

" DRILL BIT TO THE 8

1 F) DRILL INTO LOCK FLOOR WITH 1

E) POSITION BLOCK OVER RELIEF WELL.

BLOCK.

D) INSTALL LINE OF GROUT FOR LEVELING THE PROTECTION

C) TEMPORARILY BLOCK RELIEF WELL FLOW.

B) CUT RISER PIPE TO SPECIFIED HEIGHT ABOVE LOCK FLOOR.

RECOMMENDATIONS.

BLOCK IN ACCORDANCE WITH MANUFACTURER’S

REINSTALL HORIZONTAL CHECK VALVE IN PROTECTION

A) REMOVE TEMPORARY HORIZONTAL CHECK VALVE AND

6. PROCEDURE FOR PLACEMENT OF PROTECTION BLOCKS:

EXCEED ASTM C881, TYPE 1, CLASS A.

5. ADHESIVE FOR SETTING ANCHOR BARS SHALL MEET OR

4. NON-SHRINK GROUT SHALL BE ASTM C1107.

3. ANCHOR BARS SHALL BE ASTM A615, GRADE 60 REBAR.

COVER PLATE ANCHORS SHALL BE STAINLESS STEEL.

B8, CLASS 1 STAINLESS STEEL. NUTS AND WASHERS FOR

PROTECTION BLOCK. ANCHORS SHALL BE ASTM A193, GRADE

2. COVER PLATE ANCHORS SHALL BE CAST IN THE PRECAST

STAINLESS STEEL.

1. COVER PLATE SHALL BE MADE OF ASTM A276, TYPE 304

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3" TYP. 3" TYP.

3" TYP.3" TYP.

1 1