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Z:\CLIENTS\ENV\CERT\84237_BMCDECOM2015\DESIGN\CADD\DWGS\60% DESIGN\C102 INJ TRN DET 1.DWG 10/30/2018 12:17:34 PM BWEIS
BEG
IN T
REN
CH
STA.
0 +
00
C004-GWI-UP2-01
APPROX.BOTTOM OFTRENCH, TYP.
END
TR
ENC
HST
A. 3
+90
.86
BEG
IN T
REN
CH
INST
ALL
INJ.
WEL
LG
WI-U
P2-0
1AST
A. 0
+ 0
0
C004-GWI-UP2-04
NOTES:1. SUBSURFACE INFORMATION SHOWN IS
BASED ON LIMITED INVESTIGATIONAND IS PROJECTED TO THE TRENCHALIGNMENT AT THE PROPOSEDCONSTRUCTION LOCATION.SUBSURFACE INFORMATION SHOWSHOULD BE CONSIDEREDAPPROXIMATE.
2. REFER TO SHEET M102 FOR INJECTIONWELL CONSTRUCTION DETAILS.
3. WHERE SILICA GRAVEL BACKFILL ISPROPOSED, TRENCH SHALL BEDEVELOPED BY JETTING WALLS WITHPOTABLE WATER, AS DIRECTED BYENGINEER.
4. STATIC GROUNDWATER ELEVATIONESTIMATED USING HIGHESTGROUNDWATER ELEVATIONSRECORDED AT MONITORING WELLS1381, 1383, AND 1387 BETWEENDECEMBER 2012 AND AUGUST 2016.
5. THE CALCULATED GROUNDWATERSURFACE AT DESIGN INJECTION RATEDOES NOT CONSIDER GEOMEMBRANEINSTALLATION ON THE ENDS ANDSOUTHERN SIDE OF INJECTIONTRENCHES.
6. GEOMEMBRANE INSTALLATIONDETAILS WILL BE PROVIDED IN 90%DESIGN PACKAGE.
7. EXISTING GRADE SURVEYED 09/06/16.8. PLACE POTENTIALLY IMPACTED SOIL IN
SHOWN IS BASED ON LIMITEDINVESTIGATION AND IS PROJECTEDTO THE TRENCH ALIGNMENT AT THEPROPOSED CONSTRUCTIONLOCATION. SUBSURFACEINFORMATION SHOWN SHOULD BECONSIDERED APPROXIMATE.
2. REFER TO SHEET M102 FORINJECTION WELL CONSTRUCTIONDETAILS.
3. WHERE SILICA GRAVEL BACKFILL ISPROPOSED, TRENCH SHALL BEDEVELOPED BY JETTING WALLSWITH POTABLE WATER, ASDIRECTED BY THE ENGINEER.
4. PLACE POTENTIALLY IMPACTEDSOIL IN OWNER-APPROVEDLOCATION.
5. SURFACE DATA SHOWN FROM ANAERIAL SURVEY DATED MAY 2014.
Z:\CLIENTS\ENS\CERT\104407_CERT-DECOM2018\DESIGN\CADD\DWGS\BMCD REV 60% DESIGN 2018\PROCESS\P202.DWG 8/20/2015 11:33:24 AM EDULLE
GENERAL NOTES:
1THE MAXIMUM TREATMENT EFFLUENT URANIUM CONCENTRATION FOR RE-INJECTION OR OPDES DISCHARGE IS 30 ΜG/L. MAXIMUMCONCENTRATION PRIOR TO NITRATE REMOVAL IS NON-DETECT (1.0 ΜG/L DETECTION LIMIT).
2ANAEROBIC GROWTH ANALYSIS IS CONDUCTED BY ANALYZING THE POPULATION OF SULFATE REDUCING BACTERIA (SRB), AS A PERCENTAGE OF THETOTAL MICROBIAL POPULATION, BECAUSE SRB ARE THE MOST PROBABLE, PROLIFIC AND OBSERVABLE ANAEROBES IN GROUNDWATER.
3EPA DWEL USED FOR CONSTITUENTS FOR WHICH GROUNDWATER DATA AND CMEAN LEVELS ARE NOT AVAILABLE.4CMEAN VALUES PRESENTED IN OPDES DISCHARGE PERMIT USED FOR CONSTITUENTS FOR WHICH GROUNDWATER DATA ARE NOT AVAILABLE.5SODIUM AND CHLORIDE CONCENTRATIONS IN GROUNDWATER EXTRACTED FROM WELLS LOCATED NEAR THE CIMARRON RIVER MAY BE
SIGNIFICANTLY HIGHER THAN THE CONCENTRATIONS REPORTED FOR SITE MONITORING WELLS.PRELIMINARY - NOT
FOR CONSTRUCTION
DEFINITIONS:
BA1 - BURIAL AREA 1
CaCO
3
- CALCIUM CARBONATE
C
mean
- MEAN POLLUTANT EFFLUENT CONCENTRATION CALCULATED IN OPDES PERMIT.
CONC. - CONCENTRATION
DWEL - DRINKING WATER EQUIVALENT LEVEL
EPA - ENVIRONMENTAL PROTECTION AGENCY
Fe
2+
- FERROUS IRON
LSI - LANGELIER SATURATION INDEX
mg/L - MILLIGRAMS PER LITER
OPDES - OKLAHOMA POLLUTANT DISCHARGE ELIMINATION SYSTEM
SiO
2
- SILICA DIOXIDE
s.u. - STANDARD UNITS
TDS - TOTAL DISSOLVED SOLIDS
TOC - TOTAL ORGANIC CARBON
TSS - TOTAL SUSPENDED SOLIDS
µg/L - MICROGRAMS PER LITER
USEPA - UNITED STATES ENVIRONMENTAL PROTECTION AGENCY
WATF - WESTERN AREA TREATMENT FACILITY
APPLICABLE EFFLUENT STANDARDS:
1. CONCENTRATION LIMITS SPECIFIED IN THE OPDES PERMIT
2. INJECTION CRITERION
3. EPA DWEL
4. C
MEAN
PRESENTED IN THE OPDES PERMIT
5. AVERAGE INFLUENT CONCENTRATIONS FOR WATF AND BA1 GROUNDWATER PROCESS STREAMS
6. WATER QUALITY REQUIREMENT SPECIFIED IN THE OPDES PERMIT
RATIONALE FOR ESTABLISHING EFFLUENT CRITERIA:
1. CONCENTRATION LIMITS SPECIFIED IN THE OPDES PERMIT APPLY FOR URANIUM, NITRATE, FLUORIDE, AND PH.
2. THE INJECTION CRITERION APPLIES IF:
A. INFLUENT CONCENTRATION DATA ARE NOT AVAILABLE BUT AN INJECTION CRITERION EXISTS AND THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, CHARACTERISTIC, ETC. (E.G., HETEROTROPHIC PLATE COUNT, LSI, ETC.).
B. IF THE INJECTION CRITERION IS LESS STRINGENT THAN THE CORRESPONDING INFLUENT CONCENTRATION.
3. EPA DWELS APPLY IF THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, INFLUENT CONCENTRATION DATA ARE NOT AVAILABLE, THE CONSTITUENT IS NOT REFERENCED IN THE OPDES PERMIT, AND NO OTHER STANDARD (I.E., USEPA MCL)
EXITS (E.G., MOLYBDENUM, BORON).
4. THE C
MEAN
PRESENTED IN THE OPDES PERMIT APPLIES IF:
A. INFLUENT CONCENTRATION DATA ARE NOT AVAILABLE BUT THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, CHARACTERISTIC, ETC. OF A REGULATED CONSTITUENT (E.G., SELENIUM).
B. INFLUENT CONCENTRATION DATA ARE NOT AVAILABLE BUT AN INJECTION CRITERION EXISTS AND THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, CHARACTERISTIC, ETC. (E.G., COPPER).
5. THE INFLUENT CONCENTRATION APPLIES IF:
A. AN INJECTION CRITERION EXISTS, THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, CHARACTERISTIC, ETC., AND THE INFLUENT CONCENTRATION IS MORE STRINGENT THAN OTHER STANDARDS (E.G., C
MEAN
) [E.G., SULFATE].
B. AN INJECTION CRITERION EXISTS BUT THE INJECTION CRITERION IS MORE STRINGENT THAN THE INFLUENT CONCENTRATION (E.G., MANGANESE – WATF PROCESS STREAM).
6. WATER QUALITY REQUIREMENT SPECIFIED IN THE OPDES PERMIT APPLIES IF THERE ARE NO OTHER APPLICABLE CRITERIA OR STANDARDS (E.G., TOTAL HALOGENS).
Z:\CLIENTS\ENS\CERT\104407_CERT-DECOM2018\DESIGN\CADD\DWGS\BMCD REV 60% DESIGN 2018\PROCESS\P203.DWG 8/20/2015 11:33:24 AM EDULLE
PRELIMINARY - NOT
FOR CONSTRUCTION
DEFINITIONS:
BA1 - BURIAL AREA 1
CaCO
3
- CALCIUM CARBONATE
C
mean
- MEAN POLLUTANT EFFLUENT CONCENTRATION CALCULATED IN OPDES PERMIT.
CONC. - CONCENTRATION
DWEL - DRINKING WATER EQUIVALENT LEVEL
EPA - ENVIRONMENTAL PROTECTION AGENCY
Fe
2+
- FERROUS IRON
LSI - LANGELIER SATURATION INDEX
mg/L - MILLIGRAMS PER LITER
OPDES - OKLAHOMA POLLUTANT DISCHARGE ELIMINATION SYSTEM
SiO
2
- SILICA DIOXIDE
s.u. - STANDARD UNITS
TDS - TOTAL DISSOLVED SOLIDS
TOC - TOTAL ORGANIC CARBON
TSS - TOTAL SUSPENDED SOLIDS
µg/L - MICROGRAMS PER LITER
USEPA - UNITED STATES ENVIRONMENTAL PROTECTION AGENCY
WATF - WESTERN AREA TREATMENT FACILITY
APPLICABLE EFFLUENT STANDARDS:
1. CONCENTRATION LIMITS SPECIFIED IN THE OPDES PERMIT
2. INJECTION CRITERION
3. EPA DWEL
4. C
MEAN
PRESENTED IN THE OPDES PERMIT
5. AVERAGE INFLUENT CONCENTRATIONS FOR WATF AND BA1 GROUNDWATER PROCESS STREAMS
6. WATER QUALITY REQUIREMENT SPECIFIED IN THE OPDES PERMIT
RATIONALE FOR ESTABLISHING EFFLUENT CRITERIA:
1. CONCENTRATION LIMITS SPECIFIED IN THE OPDES PERMIT APPLY FOR URANIUM, NITRATE, FLUORIDE, AND PH.
2. THE INJECTION CRITERION APPLIES IF:
A. INFLUENT CONCENTRATION DATA ARE NOT AVAILABLE BUT AN INJECTION CRITERION EXISTS AND THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, CHARACTERISTIC, ETC. (E.G., HETEROTROPHIC PLATE COUNT, LSI, ETC.).
B. IF THE INJECTION CRITERION IS LESS STRINGENT THAN THE CORRESPONDING INFLUENT CONCENTRATION.
3. EPA DWELS APPLY IF THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, INFLUENT CONCENTRATION DATA ARE NOT AVAILABLE, THE CONSTITUENT IS NOT REFERENCED IN THE OPDES PERMIT, AND NO OTHER STANDARD (I.E., USEPA MCL)
EXITS (E.G., MOLYBDENUM, BORON).
4. THE C
MEAN
PRESENTED IN THE OPDES PERMIT APPLIES IF:
A. INFLUENT CONCENTRATION DATA ARE NOT AVAILABLE BUT THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, CHARACTERISTIC, ETC. OF A REGULATED CONSTITUENT (E.G., SELENIUM).
B. INFLUENT CONCENTRATION DATA ARE NOT AVAILABLE BUT AN INJECTION CRITERION EXISTS AND THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, CHARACTERISTIC, ETC. (E.G., COPPER).
5. THE INFLUENT CONCENTRATION APPLIES IF:
A. AN INJECTION CRITERION EXISTS, THE WATER TREATMENT PROCESS MAY AFFECT THE CONSTITUENT CONCENTRATION, CHARACTERISTIC, ETC., AND THE INFLUENT CONCENTRATION IS MORE STRINGENT THAN OTHER STANDARDS (E.G., C
MEAN
) [E.G., SULFATE].
B. AN INJECTION CRITERION EXISTS BUT THE INJECTION CRITERION IS MORE STRINGENT THAN THE INFLUENT CONCENTRATION (E.G., MANGANESE – WATF PROCESS STREAM).
6. WATER QUALITY REQUIREMENT SPECIFIED IN THE OPDES PERMIT APPLIES IF THERE ARE NO OTHER APPLICABLE CRITERIA OR STANDARDS (E.G., TOTAL HALOGENS).
Z:\CLIENTS\ENS\CERT\104407_CERT-DECOM2018\DESIGN\CADD\DWGS\BMCD REV 60% DESIGN 2018\PROCESS\P204.DWG 8/20/2015 11:33:24 AM EDULLE
PRELIMINARY - NOT
FOR CONSTRUCTION
DEFINITIONS:
BA1 - BURIAL AREA 1
CaCO
3
- CALCIUM CARBONATE
LSI - LANGELIER SATURATION INDEX
mg/L - MILLIGRAMS PER LITER
mL - MILLILITER
mV - MILLIVOLT
ORP - OXIDATION-REDUCTION POTENTIAL
SiO2 - SILICA DIOXIDE
s.u. - STANDARD UNITS
TDS - TOTAL DISSOLVED SOLIDS
TOC - TOTAL ORGANIC CARBON
TSS - TOTAL SUSPENDED SOLIDS
µg/L - MICROGRAMS PER LITER
µm - MICROMETER
µS/CM - MICROSIEMENS PER CENTIMETER
WATF - WESTERN AREA TREATMENT FACILITY
WSE - WATER SYSTEMS ENGINEERING INC.
BOLD - TREATED EFFLUENT IS EXPECTED TO EXCEED INJECTION CRITERION. PRETREATMENT WILL BE REQUIRED PRIOR TO INJECTION UNLESS OTHERWISE NOTED.
BOLD (WITH SHADE) - TREATED EFFLUENT IS EXPECTED TO EXCEED INJECTION CRITERION; HOWEVER PRETREATMENT WILL NOT BE REQUIRED INITIALLY. IN-PROCESS MONITORING RESULTS WILL BE EVALUATED TO ASSESS THE NEED FOR FUTURE PRETREATMENT.
GENERAL NOTES:
1. AN UNDERGROUND INJECTION CONTROL (UIC) PERMIT WILL NOT BE REQUIRED FOR TREATED WATER INJECTION; THEREFORE THERE WILL BE NO PERMIT REQUIREMENTS FOR THE INJECTATE.
2. RESULTS OF THE WSE EVALUATION WERE PRESENTED IN A LETTER REPORT ENTITLED INJECTION WELL WATER QUALITY CRITERIA (DATED 9/25/18).
3. THE CRITERIA PRESENTED IN THIS TABLE APPLY ONLY TO TREATMENT SYSTEM EFFLUENTS UTILIZED FOR AQUIFER INJECTION.
1
ORP IS DEPENDENT ON NATURAL WATER CHEMISTRY AND ANY INDUCED SUBSURFACE TREATMENT TECHNOLOGIES EMPLOYED.
2
TREATED EFFLUENT IS EXPECTED TO EXCEED INJECTION CRITERION FOR BA1 ONLY.
3
TREATED EFFLUENT IS EXPECTED TO EXCEED INJECTION CRITERION FOR WATF ONLY.
SAFETY WARNING TAPE, TYP. ABOVEEACH PIPE, CONDUIT, OR GRID
C003ASECTION
COMPACTED BACKFILL (SEENOTES)
EXISTING GROUNDSURFACE
6"(MIN.)
3" WA GROUNDWATER EXTRACTION LINE 2
INSTRUMENTATION CABLESCONDUIT (SEE ELECTRICALDRAWINGS FOR CONDUIT SIZESAND DETAILS)
ELECTRICAL WIRE CONDUITS (SEE ELECTRICALDRAWINGS FOR CONDUIT SIZES AND DETAILS)
SAND GRAVEL MIXBACKFILL (SEE NOTES)
36" (
MIN
.) C
OVE
RAL
L PI
PES
AND
CO
ND
UIT
S AS
PRAC
TIC
AL (S
EE N
OTE
13)
NOT TO SCALE
PIPE & CONDUIT TRENCH SECTIONS NOTES:
1. TRENCHES SHALL BE EXCAVATED IN ACCORDANCE WITH OSHA STANDARDS.
2. NUMBER OF CABLES AND ARRANGEMENT IN ELECTRICAL WIRE CONDUIT GRID MAY VARY, SHOWN FOR VISUAL CONCEPT PURPOSESONLY. CONTRACTOR SHALL ORGANIZE CONDUITS / WIRING IN A LOGICAL ARRANGEMENT. SUBMIT PROPOSED ARRANGEMENT FORAPPROVAL AND PROVIDE AS BUILT CONDITIONS.
3. CLEARANCE AROUND PIPES / CONDUITS SHALL BE INCREASED IF NECESSARY TO ATTAIN GOOD COMPACTION IN HAUNCHES OFPIPES.
4. SAFETY WARNING TAPE COLOR AND TEXT SHALL BE SPECIFIC TO THE PIPE, CONDUIT, OR ELECTRICAL GRID IT IS INSTALLED TOPROTECT ("GAS, PIPES SHALL BE YELLOW TAPE THAT INCLUDES THE TEXT "BURIED GAS PIPE").
5. BACKFILL SHALL BE CLEAN, ACCEPTABLE EXCAVATED SOIL DURING TRENCHING OR FROM BORROW SOURCE.
6. PLACE BACKFILL IN LOOSE LIFTS NOT TO EXCEED 8 INCHES IN THICKNESS. COMPACT COHESIVE SOILS TO A MINIMUM OF 85% (95%IN AREAS OF ASPHALT OR GRAVEL PAVEMENT) OF MAXIMUM DRY DENSITY WITHIN THE MOISTURE RANGE OF +/- 3% ABOVE OPTIMUMAS DETERMINED BY ASTM D698.
7. PLACE BACKFILL IN LOOSE LIFTS NOT TO EXCEED 6 INCHES IN THICKNESS. 4" BEDDING BELOW PIPING OR CONDUIT TO BECOMPACTED TO A MINIMUM OF 90% OF MAXIMUM DRY DENSITY WITHIN THE MOISTURE RANGE OF +/- 3%. SUBSEQUENT BEDDING TOBE COMPACTED BY HAND OR MECHANICAL METHODS. SUITABLE CLEAN MATERIAL TO BE PROVIDED BY CONTRACTOR.
8. ALL PIPING / CONDUIT WILL BE BURIED BENEATH THE ESTABLISHED FROST LINE (18 INCHES).
9. DISCHARGE PIPING TRENCH BACKFILL (BEDDING AND SOIL) SHALL BE COMPACTION TESTED IN ACCORDANCE WITH ASTM D6938 AT AFREQUENCY OF ONCE EVERY 300 LINEAR FEET. BACKFILL FAILING TO MEET COMPACTION REQUIREMENTS SHALL BERE-COMPACTED AND TESTED AT NO COST TO OWNER/ENGINEER.
10. ELECTRICAL WIRE CONDUIT GRID (DUCT BANK) SHALL CONTAIN PLASTIC SPACERS WITH CONDUITS PLACED AT 7.5 INCH CENTERS,AND SHALL BE BACKFILLED WITH SAND.
11. TRACER WIRE AND TEST STATIONS SHALL BE INSTALLED IN TRENCHES WITHOUT ELECTRICAL POWER OR INSTRUMENTATIONCABLES. TEST STATIONS SHALL BE INSTALLED AT A MAXIMUM OF ONCE EVERY 1000 FEET.
12. CONTRACTOR MAY ELECT TO CONSTRUCT A FLAT BOTTOM TRENCH IF IT IS DETERMINED TO BE A MORE ECONOMICAL APPROACH.MINIMUM CLEARANCES SHOWN MUST BE PROVIDED.
13. IF ROCK OR GROUNDWATER IS ENCOUNTERED AT SHALLOW DEPTHS ALONG TRENCH ALIGNMENT, MINIMUM PIPE / CONDUIT COVERDEPTH MAY BE REDUCED TO 12" BELOW EXISTING GROUND SURFACE IF 6" MOUND ABOVE EXISTING SURFACE IS PROVIDED TOMAINTAIN 18" TOTAL COVER. MOUNDING MAY NOT BE PERMISSIBLE IN DRAINAGE WAYS OR AREAS TO BE MOWED. ENGINEER SHALLAPPROVE ALL AREAS WHERE MOUNDING IS PROPOSED, SUBMIT AREAS OF PROPOSED MOUNDING FOR APPROVAL PRIOR TOCONSTRUCTION.
14. AIR RELEASE VALVES SHALL BE PROVIDED AT ALL HIGH POINTS OF PRESSURE WATER PIPE SYSTEMS. CONTRACTOR SHALLCONSTANTLY MONITOR PIPE INSTALLATION ELEVATIONS TO DETERMINE ALL HIGH POINTS. SEE SHEET C108 FOR AIR RELEASEVALVE DETAILS.
SAFETY WARNING TAPE, TYP. ABOVEEACH PIPE, CONDUIT, OR GRID
C004BSECTION
COMPACTED BACKFILL (SEENOTES) EXISTING GROUND
SURFACE
6"(MIN.)
6" MIN., TYPCLEARANCE BETWEENPIPES / CONDUITS
4"(M
IN.) SAND GRAVEL MIX
BACKFILL (SEE NOTES)
36" (
MIN
.) C
OVE
RAL
L PI
PES
AND
CO
ND
UIT
S AS
PRAC
TIC
AL (S
EE N
OTE
13)
NOT TO SCALE
C004CSECTION
NOT TO SCALE
4"(M
IN.)
6" FIRESUPPRESSIONWATER SUPPLYPIPE TO HYDRANT
1" COMMUNICATIONCONDUIT / CABLE FROMUTILITY TO WA TREATMENTBUILDING
4"(M
IN.)
SAFETY WARNING TAPE, TYP. ABOVEEACH PIPE, CONDUIT, OR GRID
COMPACTED BACKFILL (SEENOTES)
EXISTING GROUNDSURFACE
6" WA GROUNDWATEREXTRACTION LINE 1
8" TREATMENTDISCHARGE PIPE TOWA OUTFALL
SAND GRAVEL MIXBACKFILL (SEE NOTES)
VARIES 4"(M
IN.)
6"(MIN.)
4"(M
IN.)
4" MIN.(TYP.)
6" MIN., TYP. CLEARANCEBETWEEN PIPES / CONDUITS
4" MIN.(TYP.)
36" (
MIN
.) C
OVE
RAL
L PI
PES
AND
CO
ND
UIT
S AS
PRAC
ITC
AL (S
EE N
OTE
13)
ELECTRICAL WIRE CONDUIT GRID (SEEELECTRICAL DRAWINGS FOR CONDUIT SIZESAND DETAILS), INCLUDES 1" FIBER OPTIC CABLE/ CONDUIT FROM WA TREATMENT BUILDING TOWA RTU CABINET (SEE NOTE 10)
2" POTABLE WATERSUPPLY PIPE TO WATREATMENT BUILDING
6" MIN., TYP CLEARANCEBETWEEN PIPES / CONDUITS
4"(M
IN.)
12" (
MAX
.), T
YP.
4"(M
IN.)
12" (
MAX
.), T
YP.
4"(M
IN.)
12" (
MAX
.), T
YP.
PRELIMINARY - NOTFOR CONSTRUCTION
INSTRUMENTATION CABLESCONDUIT (SEE ELECTRICALDRAWINGS FOR CONDUITSIZES AND DETAILS)
SAFETY WARNING TAPE, TYP. ABOVEEACH PIPE, CONDUIT, OR GRID
COMPACTED BACKFILL (SEENOTES)
EXISTING GROUNDSURFACE
36" (
MIN
.) C
OVE
RAL
L PI
PES
AND
CO
ND
UIT
S AS
PRAC
TIC
AL (S
EE N
OTE
13,
C10
5)
2" GROUNDWATERINJECTION SUPPLY PIPES
LOCATIONAPPROXIMATE
FIBER OPTIC CABLE /CONDUIT (SEE ELECTRICALDRAWINGS FOR DETAILS)
INSTRUMENTATION CABLE /CONDUIT (SEE ELECTRICALDRAWINGS FOR DETAILS)
REP
LAC
EDSO
IL (1
3' ±
)
TOP OFINJECTION
TRENCHGWI-UP2-01
C004DSECTION
NOT TO SCALE
SAFETY WARNING TAPE, TYP. ABOVEEACH PIPE, CONDUIT, OR GRID
COMPACTED BACKFILL (SEENOTES)
EXISTING GROUNDSURFACE
36" (
MIN
.) C
OVE
RAL
L PI
PES
AND
CO
ND
UIT
S AS
PRAC
TIC
AL (S
EE N
OTE
13,
C00
5)
VAR
IES
6"(MIN.)
SAND GRAVEL MIXBACKFILL (SEE NOTES)VARIES 4"
(MIN
.)
4" TREATMENTDISCHARGE PIPETO BA1 OUTFALLELECTRICAL WIRE CONDUIT GRID (SEE
ELECTRICAL DRAWINGS FOR CONDUIT SIZESAND DETAILS), INCLUDES 1" FIBER OPTIC CABLE/ CONDUIT FROM WA TREATMENT BUILDING TOCENTRAL CONTROL BUILDING (SEE NOTE 10,SHEET C105)