67th Sewer Interceptor Upsizing

SEWER PIPE
SEWER MANHOLE
ABANDONED SEWER
CDF FILL
2900-22
LRA
4202
,52
luJ
BMB
GWD.10NEG-D-HT76
4202
,52
luJ
BWD
SHOWN
DWG NO.:
G01 1
12
:TNEILC
:ETAD
EVAS
:REENIGNE
:EMANELIF
:ETAD
TOLP
:DEWEIVER
SNOISIVER
WEIVER
YB
NOITPIRCSED
ETAD
SHEET NO.:
:.ON
BOJ
.ON
SCALE:
0" 1" 2"
DRAWING IS FULL SCALE WHEN
BAR MEASURES 2"
DNA
,DNEGEL
,SETON
LARENEG
LORTNOC
YEVRUS
N F O
O T
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Y N
T I
I L
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NOTGNILRA
FO
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ROTPECRETNI
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HT76
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LEGEND GENERAL NOTES SEWER GENERAL NOTES
EXISTING LEGEND PROPOSED LEGEND
1. ALL WORKMANSHIP, CONSTRUCTION AND MATERIALS SHALL BE PERFORMED OR SUPPLIED IN ACCORDANCE WITH THESE SPECIAL 1. SEE SPECIFICATION APPENDICES FOR CITY SEWER GENERAL NOTES (CH. 5). SEE DWG NO. D01 FOR CITY STANDARD DETAILS.
PROVISIONS, PLANS, CITY OF ARLINGTON (CITY) STANDARD DETAILS, AND THE WSDOT STANDARD SPECIFICATIONS FOR ROAD,
BRIDGE, AND MUNICIPAL CONSTRUCTION, 2023 EDITION, AS ISSUED BY THE WASHINGTON STATE DEPARTMENT OF 2. WHEN EXCAVATION OF ROCK IS ENCOUNTERED, ALL ROCK SHALL BE REMOVED TO PROVIDE A CLEARANCE BELOW, ON EACH SIDE OF ALL PIPE,
TRANSPORTATION AND THE AMERICAN PUBLIC WORKS ASSOCIATION, WHICH IS HEREINAFTER REFERRED TO AS THE STANDARD AND FITTINGS OF AT LEAST 6 INCHES FOR PIPE SIZES 24 INCHES OR SMALLER. MATERIAL REMOVED SHALL BE REPLACED WITH APPROPRIATE
SPECIFICATIONS. BACKFILL MATERIAL, WHICH SHALL BE COMPACTED TO 95% OF MAXIMUM DRY DENSITY AS DETERMINED BY MODIFIED (ASTM D1557) PROCTOR
TEST.
2. THE CONTRACTOR SHALL CONTACT THE CITY'S PUBLIC WORKS DEPARTMENT (360.403.3500) TO SCHEDULE A PRE-CONSTRUCTION
CONFERENCE AFTER PLANS ARE APPROVED AND BEFORE STAKING AND CONSTRUCTION START. THE CONFERENCE SHALL 3. EXISTING SEWER MAINS TO BE ABANDONED SHALL BE FILLED WITH CDF WITHIN 10 FEET OF THE SEWER MAIN AND MANHOLE INTERFACE. SEAL
INCLUDE THE CONTRACTOR, REPRESENTATIVES FROM THE PERMIT AGENCIES, OTHER UTILITY COMPANIES, AND CITY STAFF. END OF ABANDONED SEWER MAIN WITH PVC CAP.
ARRANGE A MEETING A MINIMUM OF 48 HOURS PRIOR TO COMMENCING CONSTRUCTION.
4. EXISTING SEWER MANHOLE LID AND RISERS TO BE ABANDONED SHALL BE BROKEN DOWN TO A DEPTH OF AT LEAST 2 FEET BELOW FINISHED
3. STAKING SHALL BE PERFORMED BY OR UNDER THE DIRECT SUPERVISION OF THE CONTRACTOR'S LAND SURVEYOR LICENSED IN GRADE AND REMOVED. PUNCH TWO, 2" DIAMETER HOLES COMPLETELY THROUGH THE CONCRETE FLOOR FOR DRAINAGE. FILL THE REMAINING
THE STATE OF WASHINGTON. PROVIDE THE CITY WITH TWO (2) BUSINESS DAYS NOTICE TO INSPECT CONSTRUCTION STAKING INTERIOR STRUCTURE WITH GRAVEL BORROW (9-03.14(1)) AND COMPACT TO 95% MAX. DRY DENSITY PER ASTM D-1557, MODIFIED PROCTOR.
BEFORE CONSTRUCTION BEGINS. RESTORE SURFACE AND SUBSURFACE TO EXISTING OR BETTER CONDITION TO MATCH THE ADJACENT FEATURES. SEE GENERAL DETAILS FOR
VARIOUS SURFACE/SUBSURFACE RESTORATION REQUIREMENTS.
4. THE EXISTING TOPOGRAPHIC AND PHYSICAL FEATURES SHOWN ON THESE PLANS ARE BASED ON A FIELD SURVEY BY METRON
AND ASSOCIATES, (SEE SURVEY NOTES), RECORD DRAWINGS, AND FIELD RECONNAISSANCE BY RH2.
5. THE LOCATIONS AND ELEVATIONS OF EXISTING UNDERGROUND UTILITIES SHOWN ON THE PLANS ARE APPROXIMATE. THE
CITY SEWER CONSTRUCTION NOTES
SEE BELOW FOR SUBSURFACE CONTRACTOR SHALL DETERMINE THE EXACT LOCATION OF ALL EXISTING UTILITIES PRIOR TO COMMENCING WORK TO AVOID
UTILITY LEGEND DAMAGE OR DISTURBANCE, AND AGREES TO BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES WHICH MIGHT BE CAUSED BY
THE CONTRACTOR'S FAILURE TO EXACTLY LOCATE AND PRESERVE ALL UNDERGROUND UTILITIES. IT IS UNDERSTOOD THAT
OTHER ABOVE GROUND AND UNDERGROUND FACILITIES NOT SHOWN ON THE PLANS MAY BE ENCOUNTERED DURING THE COURSE 1. ALL WORK SHALL BE IN ACCORDANCE WITH THE APPROVED PLANS, AND CURRENT EDITION OF THE CITY OF ARLINGTON STANDARDS AND
OF THE WORK. SPECIFICATIONS. ANY CHANGES TO THE DESIGN REQUIRES CITY APPROVAL.
6. THE CONTRACTOR SHALL PROTECT IN PLACE BUILDINGS, FENCES, APPURTENANCES, ABOVE GROUND UTILITIES, AND OTHER 2. ALL MATERIALS SHALL CONFORM TO THE CITY OF ARLINGTON STANDARDS AND SPECIFICATIONS AND THE MATERIAL SUBMITTALS SHALL BE
PROPERTY ADJACENT TO ALL CONSTRUCTION AREAS. THE CONTRACTOR SHALL BE SOLELY RESPONSIBLE FOR REPAIRING ALL APPROVED BY THE CITY BEFORE SCHEDULING THE PRECONSTRUCTION CONFERENCE AND BEFORE THE MATERIALS ARE DELIVERED TO THE JOB
DAMAGE CAUSED BY CONSTRUCTION ACTIVITIES. SITE. ONCE THE MATERIALS ARE DELIVERED TO THE JOB SITE THE INSPECTOR WILL DETERMINE IF THE MATERIALS WERE MANUFACTURED TO
MEET THE REQUIREMENTS OF THE CITY OF ARLINGTON STANDARDS AND SPECIFICATIONS BEFORE THE MATERIALS CAN BE INSTALLED.
7. IN ACCORDANCE WITH THE DEPARTMENT OF ECOLOGY AIR QUALITY STANDARDS, THE CONTRACTOR SHALL BE RESPONSIBLE FOR
CONTROLLING ALL FUGITIVE DUST THAT MAY BE GENERATED BY THE CONSTRUCTION PROJECT. 3. ALL SEWER MAINS AND SIDE SEWER STUBS SHALL BE FIELD STAKED FOR GRADES AND ALIGNMENT BY A SURVEYOR PRIOR TO CONSTRUCTION.
THE CONSTRUCTION STAKES MUST SHOW THE STATION AND OFFSET TO THE ALIGNMENT.
8. THE CONTRACTOR SHALL CONTAIN WORK TO WITHIN RIGHT-OF-WAY AND THE CONSTRUCTION LIMITS AS ILLUSTRATED IN THE
PLANS. 4. THE CITY OF ARLINGTON WASTEWATER DIVISION SHALL BE NOTIFIED A MINIMUM OF 48 HOURS IN ADVANCE OF A TAP OR CONNECTION TO AN
EXISTING SANITARY SEWER MAIN. THE INSPECTOR SHALL BE PRESENT AT THE TIME OF THE TAP OR CONNECTION.
9. SEE TECHNICAL SPECIFICATIONS FOR FURTHER INFORMATION REGARDING PERMITS.
5. GRAVITY SEWERS LARGER THAN 15 INCHES IN DIAMETER SHALL BE PVC ASTM F679 (PS46). GRAVITY SEWERS 15 INCHES IN DIAMETER OR LESS
10. ONSITE TEMPORARY EROSION AND SEDIMENT CONTROL (TESC) MEASURES SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR SHALL BE PVC ASTM D3034 (SDR 35).
AND BE IN PLACE PRIOR TO CONSTRUCTION. ANY PROBLEMS OCCURRING BEFORE FINAL ACCEPTANCE BY THE CITY SHALL BE
CORRECTED BY THE CONTRACTOR. UPON FINAL ACCEPTANCE BY THE CITY, OR AS OTHERWISE DIRECTED BY THE ENGINEER, THE 6. PRE-CAST MANHOLES SHALL MEET THE REQUIREMENTS OF ASTM C-478. JOINTS SHALL BE RUBBER GASKETED AND GROUTED BOTH INSIDE AND
CONTRACTOR SHALL REMOVE ALL TEMPORARY, NON-DEGRADABLE TESC MEASURES. THE STORM DRAIN INLET PROTECTION OUTSIDE OF THE MANHOLE PER CITY OF ARLINGTON STANDARDS AND SPECIFICATIONS. ALL LIFT HOLES CUT THROUGH THE WALLS OF THE
DEVICE SHALL BE SILT SACK OR EQUAL. ALL CATCH BASINS WITHIN THE VICINITY OF THE CONSTRUCTION SHALL HAVE INLET MANHOLE SHALL BE GROUTED FROM THE INSIDE AND OUTSIDE OF THE MANHOLE TO BE WATERTIGHT. ADDITIONAL WATERPROOFING MAY BE
PROTECTION MEASURES. REQUIRED.
11. ANY REVISIONS TO PLANS MUST BE MADE BY THE ENGINEER AND APPROVED BY THE CITY PRIOR TO ANY IMPLEMENTATION IN THE 7. SIDE SEWER SERVICES SHALL BE PVC ASTM D3034 (SDR 35) WITH FLEXIBLE GASKETED JOINTS. SIDE SEWER CONNECTIONS SHALL BE MADE BY A
FIELD. TAP TO AN EXISTING MAIN OR A TEE FROM A NEW MAIN CONNECTED ABOVE THE SPRING LINE OF THE PIPE. WYES ARE NOT ALLOWED ON LINES 8"
OR LARGER. SIDE SEWERS CAN NOT BE INSTALLED UNDER DRIVEWAYS UNLESS APPROVED BY THE CITY INSPECTOR.
12. ALL PAVEMENT MARKINGS, SIGNING AND TRAFFIC CONTROL AS REQUIRED BY THE CONSTRUCTION SHALL CONFORM TO THE
REQUIREMENTS OF THE MUTCD. 8. ALL SEWER PIPE SHALL BE INSTALLED WITH A CONTINUOUS TRACER TAPE 18" ABOVE THE PROPOSED SEWER PIPE, OR AS DIRECTED BY THE
CITY INSPECTOR. THE MARKER SHALL BE PLASTIC, NON-BIODEGRADABLE, METAL CORE, AND DETECTABLE, WITH BACKING MARKED "SEWER".
13. A COPY OF THE APPROVED PLANS MUST BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS.
9. SIDE SEWERS SHALL BE INSTALLED BY THE CONTRACTOR AND COORDINATED FOR CLEARANCE WITH POWER, GAS, TELEPHONE, CABLE, AND
14. WHERE NEWLY CONSTRUCTED PAVING MEETS EXISTING PAVING, THE CONTRACTOR SHALL SAW CUT TO PROVIDE A SMOOTH OTHER UTILITIES. SIDE SEWERS SHALL BE A MINIMUM OF 10 FEET BEYOND PROPERTY LINES AND 5' BEYOND ANY EASEMENT.
TRANSITION FROM EXISTING TO PROPOSED PAVING. APPLICATION OF A THIN TACK COAT OF EMULSIFIED ASPHALT SHALL BE
APPLIED TO INSURE PROPER BONDING. 10. THE SEWER PIPE SHALL BE INSTALLED STARTING FROM DOWNSTREAM OF THE POINT OF CONNECTION ON THE EXISTING SEWER OR FROM A
DESIGNATED STARTING POINT. THE SEWER PIPE SHALL BE INSTALLED WITH THE BELL END UPSTREAM.
15. THE COMPLETED SURFACE OF ALL COURSES SHALL BE OF UNIFORM TEXTURE, SMOOTH, UNIFORM AS TO CROWN AND GRADE,
AND FREE FROM DEFECTS OF ALL KINDS. THE COMPLETED SURFACE OF THE WEARING COURSE SHALL NOT VARY MORE THAN 1/8 11. ADEQUATE TRENCH SHEETING AND/OR SHORING SHALL BE PROVIDED BY THE CONTRACTOR AS REQUIRED BY OSHA AND WISHA.
INCH FROM THE LOWER EDGE OF A 10-FOOT STRAIGHTEDGE PLACED ON THE SURFACE PARALLEL TO THE CENTERLINE. THE
TRANSVERSE SLOPE OF THE COMPLETED SURFACE OF THE WEARING COURSE SHALL VARY NOT MORE THAN 1/4 INCH IN 10- FEET 12. TO PREVENT WATER OR DEBRIS FROM DISCHARGING INTO THE CITY'S EXISTING SEWER SYSTEM, THE CONTRACTOR SHALL INSTALL A PLUG IN
FROM THE RATE OF TRANSVERSE SLOPE SHOWN ON THE PLANS. THE CONNECTION MANHOLE OR AS DIRECTED BY THE CITY INSPECTOR. THE PLUG SHALL NOT BE REMOVED UNTIL THE SEWER IS ACCEPTED BY
THE CITY.
16. MATERIALS SAMPLING AND TESTING SHALL BE AT A FREQUENCY AND MAGNITUDE AS SPECIFIED IN THE TECHNICAL
SPECIFICATIONS OR DETERMINED BY THE ENGINEER. A PRIVATE AND INDEPENDENT TESTING LABORATORY SHALL PERFORM 13. ALL SEWER LINES SHALL MAINTAIN A MINIMUM OF 10 FEET HORIZONTAL CLEARANCE AND A MINIMUM OF 18 INCHES VERTICAL CLEARANCE FROM
TESTING AND SAMPLING. CERTIFIED TEST REPORTS SHALL BE FURNISHED FOR ALL TESTS PERFORMED BY PRIVATE TESTING WATER LINES. SEE STANDARDS AND SPECIFICATIONS FOR ADDITIONAL REQUIREMENTS AND ALTERNATIVES.
LABORATORIES. THE CITY WILL BE RESPONSIBLE FOR ACCEPTANCE TESTING. IF TESTS FAIL, RETESTS SHALL BE PAID FOR BY THE
CONTRACTOR. 14. PIPE BEDDING SHALL BE IN ACCORDANCE WITH THE CITY OF ARLINGTON STANDARD AND WSDOT STANDARD SPECIFICATIONS. 3/8-INCH MINUS
MANUFACTURED CLEAN PEA GRAVEL IS THE REQUIRED BEDDING MATERIAL. ALL PIPE SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION.
THIS SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERIALS AS WELL AS PLACEMENT
AND COMPACTION OF REQUIRED BEDDING MATERIAL TO UNIFORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WILL BE SUPPORTED BY A
SUBSURFACE UTILITY LEGEND SURVEY NOTES
UNIFORMLY DENSE UNYIELDING BASE.
15. THE CONTRACTOR SHALL COMPACT TRENCH BACKFILL WITHIN THE CITY RIGHT-OF-WAY TO AT LEAST 90% MAXIMUM DRY DENSITY FROM THE
THE CLASSIFICATIONS FOR SUBSURFACE UTILITIES ARE OUTLINED AND EXPLAINED IN THE FOLLOWING LIST: DATA FOR THIS SURVEY HAS BEEN GATHERED THROUGH FIELD OBSERVATIONS BY METRON AND BOTTOM OF THE TRENCH TO A DEPTH OF 3' BELOW THE SURFACE. THE TRENCH BACKFILL MUST BE COMPACTED TO AT LEAST 95% MAXIMUM
ASSOCIATES AND THE CITY OF ARLINGTON. DENSITY WITHIN 3' OF THE SURFACE. MAXIMUM DENSITY AS DETERMINED BY MODIFIED PROCTOR TEST (ATSM-1557). ASPHALT MUST BE
UTILITY QUALITY LEVEL A. - PRECISE HORIZONTAL AND VERTICAL LOCATION OF UTILITIES OBTAINED BY THE ACTUAL EXPOSURE OF (OR COMPACTED TO MEET THE REQUIREMENTS OF THE CITY OF ARLINGTON. THE INITIAL COMPACTION TEST SHALL BE FUNDED BY THE CITY;
VERIFICATION OF PREVIOUSLY EXPOSED AND SURVEYED UTILITIES) AND SUBSEQUENT MEASUREMENT OF HORIZONTAL DATUM: FURTHER COMPACTION TESTS SHALL BE PAID FOR BY THE CONTRACTOR.
WASHINGTON NORTH ZONE SPC NORTH AMERICAN DATUM 1983/2011 GEODETIC PROJECTION
SUBSURFACE UTILITIES, USUALLY AT A SPECIFIC POINT. UNLESS OTHERWISE NOTED, QUALITY LEVEL A IS
POTHOLE LOCATION
ONLY APPLICABLE AT POTHOLED LOCATIONS ON THE PLANS. AT ALL OTHER AREAS, THE UTILITY SHOULD BE
VERTICAL DATUM:
ASSUMED TO BE QUALITY LEVEL B.
SECTION AND DETAIL REFERENCES
NAVD 88 (MEAN SEA LEVEL)
UTILITY QUALITY LEVEL B. - INFORMATION OBTAINED THROUGH THE APPLICATION OF APPROPRIATE SURFACE GEOPHYSICAL METHODS
UNDERGROUND UTILITY NOTE:
TO DETERMINE THE EXISTENCE AND APPROXIMATE HORIZONTAL POSITION OF SUBSURFACE UTILITIES.
UNDERGROUND UTILITY LOCATIONS FOR SEWER, WATER, ELECTRIC SERVICE, COMMUNICATION THE FOLLOWING CONVENTIONS HAVE BEEN USED WITHIN THESE DRAWINGS TO REFER THE READER BETWEEN THE SECTION/DETAIL AND THE PLAN
SERVICES AND GAS, AS SHOWN HEREON, ARE BASED UPON THE CITY OF ARLINGTON UTILITY FROM WHICH IT IS REFERENCED.
UTILITY QUALITY LEVEL C. - INFORMATION OBTAINED BY SURVEYING AND PLOTTING VISIBLE ABOVE-GROUND UTILITY FEATURES
LOCATES AND "CALL BEFORE YOU DIG" UTILITY LOCATE SERVICE ALL PROVIDED BY CITY OF REFERENCE BUBBLES
ARLINGTON. THE USE OF THIS MAP FOR THE PRECISE LOCATION OF THE UTILITY LINES IS NOT UTILITY QUALITY LEVEL D. - INFORMATION DERIVED FROM EXISTING RECORDS OR ORAL RECOLLECTIONS
WARRANTED OR GUARANTEED. X PLAN REFERENCE BUBBLE - REFERS READER BACK TO THE PLAN FROM WHICH THE DETAIL OR SECTION ORIGINATED.
RCW 19.122 REQUIRES 48 HOUR NOTIFICATION PRIOR TO UNDERGROUND CONSTRUCTION DETAIL/SECTION REFERENCE BUBBLE - REFERS READER TO THE DRAWING ON WHICH THE DETAIL OR SECTION IS LOCATED. NOTE: THE USE OF THE LINE TYPES PROVIDED ABOVE WAS A PRIMARY METHOD FOR INDICATING THE ACCURACY OF THE UTILITIES SHOWN WITHIN
ACTIVITY. CONTACT "CALL BEFORE YOU DIG" UTILITY LOCATE SERVICE AT 811 OR 1-800-424-5555. X
THESE PLANS. WHEN THE SOURCE OF THE INFORMATION WAS UNKNOWN OR THE METHOD FOR LOCATING THE UTILITIES WAS
WHERE, ID = SECTION/DETAIL REFERENCE NUMBER UNAVAILABLE, QUALITY LEVEL D WAS USED AS THE DEFAULT.
## = DRAWING NUMBER ON WHICH DETAIL ORIGINATED OR RESIDES.

GAYTEWAY
B
N
S
F
R
A
PROPERTIES IL
R
O
A
D
R
O
W
SS01
SS02
SS03
SS04
SS05
SS06
SS07
67TH
AVE NE
E
N
67TH AVE NE & BNSF
CUZ
T
RAILROAD CROSSING
S
PRECAST
H
T PLANT
7
9
1
2900-22
LRA
4202
,52
luJ
BMB
GWD.10NEG-D-HT76
4202
,52
luJ
BWD
SHOWN
DWG NO.:
G02 2
12
:TNEILC
:ETAD
EVAS
:REENIGNE
:EMANELIF
:ETAD
TOLP
:DEWEIVER
SNOISIVER
WEIVER
YB
NOITPIRCSED
ETAD
SHEET NO.:
:.ON
BOJ
.ON
SCALE:
0" 1" 2"
DRAWING IS FULL SCALE WHEN
BAR MEASURES 2"
PAM
TNEMNGILA
TCEJORP
N
F O
O T
G
Y N
T I
I L
C R
A
NOTGNILRA
FO
YTIC
ROTPECRETNI
REWES
EVA
HT76
I
ESAHP
-
GNIZISPU
PROJECT ALIGNMENT MAP SITE CONSTRUCTION NOTES
1. CONTRACTOR SHALL PROVIDE BYPASS PUMPS AND PIPING. CITY TO REVIEW AND APPROVE BYPASS PUMPING PLAN AND
DEWATERING PLAN PRIOR TO CONSTRUCTION. SEE SPECIFICATIONS FOR DETAILS.
2. CONTRACTOR SHALL PROVIDE TRAFFIC CONTROL PLAN FOR REVIEW AND APPROVAL BY THE CITY PRIOR TO CONSTRUCTION.
TRAFFIC CONTROL PLAN SHALL INCLUDE PEDESTRIAN AND BICYCLE TRAFFIC CONTROL FOR CENTENNIAL TRAIL AND
SIDEWALKS IF NECESSARY. CENTENNIAL TRAIL SHALL HAVE MIN. 10' PATH IN STREET AND TEMPORARY RAMPS SUITABLE FOR
ALL BICYCLE AND WHEEL CHAIR TYPES WHEN SEWER IS BUILT BELOW IT. MAINTAIN 2-WAY TRAFFIC AFTER EACH WORK DAY.
1-WAY TRAFFIC ALLOWED FROM 8:30 AM TO 3:30 PM.
3. CONTRACTOR SHALL POTHOLE CROSSING UTILITIES TO CONFIRM LOCATION AND DEPTH ONE CALENDAR WEEK PRIOR TO
EXCAVATION AT THE CROSSING UTILITY LOCATION. REPORT ELEVATIONS AND CONFLICTS TO THE CITY AFTER POTHOLE IS
COMPLETE.
4. CONTRACTOR SHALL PROTECT EXISTING UTILITIES TO REMAIN. ANY SERVICE INTERRUPTIONS FOR CROSSING UTILITIES MUST
BE APPROVED BY THE ENGINEER PRIOR TO STARTING WORK AND COORDINATED WITH THE APPROPRIATE SERVICE PROVIDER.
5. CONTRACTOR SHALL DETERMINE EXISTING ELEVATIONS OF BOTH ENDS OF EACH PROPOSED PIPE SEGMENT AND CALCULATE
THE SLOPE OF THE PROPOSED PIPE SEGMENT WHEN REPLACING IN PLACE. CONTRACTOR SHALL INSTALL PROPOSED PIPE
SEGMENTS SO INVERT AT BOTH ENDS MATCHES EXISTING SEWER MAIN INVERT TO MAINTAIN A CONTINUOUS SLOPE IF
PLACED IN THE SAME ALIGNMENT AS EXISTING.
6. ALL CONNECTIONS TO MANHOLES SHALL USE KOR-N-SEAL BOOTS UNLESS INSTRUCTED OTHERWISE BY THE CITY.

TPN 31051400203800 TPN 31051400203700
20101 67TH AVE NE 19927 67TH AVE NE
(GAYTEWAY NORTH) (GAYTEWAY SOUTH)
67TH AVE NE
E
N
L
P
h
t
0
0
2
0
0
4
3
0
1
0
0 N TPN 31051500103100
TPN 31051500100100 1 5 W
5 O
TPN 31051500101700 TPN 31051500100200 0 20006 67TH AVE NE
20104 67TH AVE NE 1 N
3 K
UNKNOWN 20020 67TH AVE NE N N
P U
T
MATCH
LINE
1
MATCH
LINE
1
24" PVC PIPE,
LENGTH AS REQ'D
CONNECT TO EXISTING PIPE WITH RIGID TRANSITION
COUPLINGS (ROMAC 501 OR EQUAL). CONTRACTOR TO
VERIFY AND MATCH PIPE SIZE AND MATERIAL.
REPLACE SIDEWALK, CURB, AND GUTTER TO NEAREST
EXPANSION OR CONTRACTION JOINTS PER CITY OF ARLINGTON
SSMH #2001
DETAILS ON DWG NO. D02. SAWCUT AT EXPANSION JOINTS.
N: 432615.83
E: 1321531.52
EXISTING SEWER TO REMAIN IN SERVICE, PROTECT IN PLACE.
REPLACE CONCRETE DRIVEWAY TO NEAREST EXPANSION OR
-0+10
CONTRACTION JOINTS PER CITY OF ARLINGTON DETAIL ON DWG
NO. D02. SAWCUT AT CONTRACTION JOINTS.
0+00
1+00 2+00 3+00 4+00
SSMH #2002
N: 432603.60 SSMH #2003
E: 1321515.57 N: 432507.83
E: 1321512.47
12" PVC PIPE,
LENGTH AS REQ'D
140' 140'
SSMH #2002
SSMH #2003
SSMH #2001 PROVIDE: (1) - 54" TYPE I MH PROVIDE: (1) - 54" TYPE I MH EXISTING AND FINAL GRADE
PROVIDE: (1) - 54" TYPE I MH RE = 126.01'
RE = 128.11' OVER TOP OF PIPE, TYP.
RE = 125.88' IE (S) = 117.25'
IE (S) = 117.65'
IE (SW) = 116.08' IE (NE) = 117.15'
IE (N) = 117.55'
IE (N) = 116.00' IE (SW) = 117.46'
130' 130'
120' 120'
APPROX. 491'
OF 24" PVC PIPE @ 0.97%
APPROX. 91'
OF 24" PVC PIPE @ 0.33%
APPROX. 16'
OF 24" PVC PIPE @ 6.78%
PROVIDE 18" MIN.
CLEARANCE AND
110' 110'
ETHAFOAM PAD
BETWEEN PIPES
105' 105'
-0+10 0+00 1+00 2+00 3+00 4+00
SEWER_ALIGNMENT_67TH
2900-22
LRA
4202
,52
luJ
BMB
GWD.PREWES-D-HT76
4202
,52
luJ
BWD
SHOWN
DWG NO.:
SS01 3
12
:TNEILC
:ETAD
EVAS
:REENIGNE
:EMANELIF
:ETAD
TOLP
:DEWEIVER
SNOISIVER
WEIVER
YB
NOITPIRCSED
ETAD
SHEET NO.:
:.ON
BOJ
.ON
SCALE:
0" 1" 2"
DRAWING IS FULL SCALE WHEN
BAR MEASURES 2"
10SS
-
NALP
REWES
PLAN VIEW
N
F O O T
G
Y N
T I
I L
C R
A
KEY PLAN
E
N
L
P
T
S
SS01 SS02 SS03 SS04 SS05 SS06 SS07 1 9 1
67TH AVE NE
E
N
T S
H T 7
9
1
NOTGNILRA
FO
YTIC
ROTPECRETNI
REWES
EVA
HT76
I
ESAHP
-
GNIZISPU
KEY NOTES
67TH AVE NE
67TH AVE NE & BNSF
RAILROAD CROSSING
APPROXIMATE STATION LINE. SEE SEWER CENTERLINE PROFILE
PLAN FOR EXACT LOCATION, TYP.