EXHIBIT B - St. Louis Park
Transcript of EXHIBIT B - St. Louis Park
EXHIBIT B Truck and Construction Access Haul Routes
St. Louis Park – Walker II Iron Enhanced Filtration Basin March 6, 2017
H E N N E P I N
R A M S E Y
D A K O T AS C O T T
C A R V E R
30
494
212
5
100
7
417
3
55
12
9
15
19
41
5
19
35W32
13
55
47
10
49
96
252
694
44
51
9
10
66494
100
100
7
55
55
52
494
94
109
14
15210
5166
3052
280
51
94
94
35W
494
77
14935E
51
55
35W
31
26
1
46
46 42
5
5 494
13
149
111
212
101
1
35W
94
153
52
65
2
36
35W
30
152
394 394
4765
44
110
38
MISSISSIPPI
RIV
ER
610
169
101
101
81
81
81
30
12
169
169
169212
6262
62
21
17
25
3
32
118
OSSEO
MAPLE GROVE BROOKLYNPARK
PARKLAKE
SPRINGVIEW
MOUNDS
HILLSARDEN
LEXINGTON
LORETTO
MEDINA
WAYZATAORONO
BROOKLYNCENTER
CRYSTAL
PLYMOUTH
VALLEYGOLDEN
MEDICINELAKE
ROBBINSDALE
ST. LOUISPARK
HEIGHTSCOLUMBIA
SHOREVIEW
HEIGHTS
FALCON
FRIDLEY
BRIGHTONNEW
SPRINGPARK
HOPENEW
ST.
LAUDERDALE
ROSEVILLE
EAGAN
MENDOTA
HEIGHTSMENDOTA
RICHFIELD
EDEN
EDINA
HOPKINS
MINNETONKA
CHANHASSEN
EXCELSIORSHOREWOOD
WOODLAND
DEEPHAVEN
GREENWOOD
CHASKA
BURNSVILLE
PRAIRIE
LINO LAKES
CORCORAN
BLOOMINGTON
LONGLAKE
PINES
MINNEAPOLIS
ST. PAULMINNETONKABEACH
SUNFISHLAKE
LILYDALE
MPLS/ STPAIRPORT
ANTHONY
HILLTOP
TONKABAY
WALKER ST
REPUBLIC AVE
GORHAM AVE
W LAKE STTH 7 (WESTBOUND)
TH 7 (EASTBOUND)
W LAKE ST
2ND S
T
LOU
ISIANA AVE
LOU
ISIANA AVE
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
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2/14/2
017 1
:03:21
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WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
1TITLE SHEET
13
TSTO
RY
VICINITY MAPNO SCALE
LOCATION MAPNO SCALE
PROJECT LOCATION
CITY OF ST LOUIS PARK, MINNESOTACONSTRUCTION PLANS
FOR WALKER IRON ENHANCED SAND FILTER (IESF)CITY PROJECT NO. 4016-4000
SITE
Know what's below.before you dig.Call
R
NOTE:
THE EXACT LOCATION OF UNDERGROUND UTILITIES SUCH AS GAS, TELEPHONE, FIBEROPTIC,ELECTRIC, CABLE TV, AND PIPE LINES ARE UNKNOWN.THE CONTRACTOR SHALL CONTACT GOPHER STATE ONE CALL BEFORE COMMENCING EXCAVATION.GOPHER STATE ONE CALL SYSTEM.....811
SHEET INDEX
DISCIPLINE SHEETNUMBER
DRAWINGNUMBER SHEET TITLE DESCRIPTION
GENERAL1 G1 TITLE SHEET
2 G2 LEGEND & STATEMENT OF ESTIMATED QUANTITIES
3 G3 ABBREVIATIONS & GENERAL NOTES4 G4 EXISTING CONDITIONS
DEMOLITION5 D1 DEMOLITION PLAN
CIVIL6 C1 EROSION CONTROL & SITE RESTORATION PLAN7 C2 IRON ENHANCED SAND FILTER (IESF) PLAN
8 C3 IRON ENHANCED SAND FILTER SECTIONS9 C4 STORM SEWER PLAN10 C5 PIPE SECTIONS11 C6 DETAILS 112 C7 DETAILS 213 C8 DETAILS 3
MW-1
CENTE
R
T
N R
W
SECTION
219
119
8 91
4
D
S
BUILDING STRUCTURE
GAS VALVE
ELECTRIC TRANSMISSION TOWER
GUY WIRE/GUY ANCHOR
POWER POLE
S SANITARY MAINTENANCE HOLE
CULVERT WITH FES
CATCH BASIN
STORM MAINTENANCE HOLE
1/4 SECTION CORNER
SECTION CORNER
HORIZONTAL/VERTICAL CONTROL POINT
9 119 21 11 0001
PARCEL 33
LEGEND
DECIDUOUS
888.4
870
W
MAILBOX
870
CONIFEROUS
CONTOUR DEPRESSION
885.03
PROPERTY DESCRIPTION NUMBER
PARCEL DESCRIPTION NUMBER
PROPERTY CORNER MONUMENT
BENCHMARK
EXISTING ROADS
MONITORING WELL
SOIL BORING INDICATOR
SPOT ELEVATION
POST
SIGN
MAILBOX
CONTOUR
WOOD/SHRUB LINE
TREES
FIBER OPTIC TELEPHONE/COMMUNICATION
ASSUMED RIGHT OF WAY (ROW)
PROPERTY LINE
PERMANENT EASEMENT
CONSTRUCTION LIMITS
CABLE TV
SANITARY SEWER-15" AND SMALLER
ALIGNMENT CL
OVERHEAD ELECTRIC
UNDERGROUND ELECTRIC
UNDERGROUND TELEPHONE/COMMUNICATION
UNDERGROUND GAS
102+00
LEGEND
STORM SEWER-15" AND SMALLER
WATER HYDRANTDYH
TEMPORARY EASEMENT
WATER GATE VALVE
CTV
EUG
TUG
G
EOH
D
DYH
BM6"
24"
FOT
W WATERMAIN
SILTATION FENCE
FENCE
FM FORCEMAIN
870
870
CURB & GUTTER
UTILITY PIPE-18" AND LARGER
6"
24"
12" 12"
OVERHEAD TELEPHONE/COMMUNICATIONTOH
WATER MAINTENANCE HOLE
LIGHT POLE
E
ELECTRIC PEDESTAL
ELECTRIC MAINTENANCE HOLE
TRAFFIC SIGNAL POLE
BILLBOARD
CTV
EUG
TUG
G
EOH
FOT
W
FM
TOH
XCXC
XSXS
B-6
WV WV
GAS GAS
GM
EM
GAS METERGM
ELECTRIC METEREM
FLAG POLE
W MONITORING WELLW
W W
TELE
E
T
E
ELEC
T
WATER CURB STOPWSO
ELECTRIC HANDHOLE
E
ELECTRIC VAULT
GUY POLE
COMMUNICATION TOWER
COMMUNICATION PEDESTAL
COMMUNICATION HANDHOLE
COMMUNICATION POLE
COMMUNICATION MAINTENANCE HOLE
COMMUNICATION VAULT
T
T
T
E
TELE
E
T
E
ELEC
T
E
T
T
T
WSO
TEST SHAFT INDICATORT-1
1C1
DETAIL 1/4" = 1'-0"
CROSS REFERENCE SYSTEM
DETAIL TITLEDETAIL NUMBER
SHEET SCALESHEET NUMBER
SECTION CUT NUMBER
5C1
SHEET NUMBER
1C1
DETAIL NUMBER
SHEET NUMBER
DETAIL CALLOUT
SECTION CALLOUT
DETAIL TITLE
PH 1C1
PHOTOGRAPH INDICATOR
SECTION CUT NUMBER
SHEET NUMBER
BM
EXISTING PROPOSED EXISTING PROPOSED DESCRIPTIONDESCRIPTION
CITY OF ST LOUIS PARK STANDARD PLATES
PLATE TITLE PLATE NO.
STORM SEWER PLATEN LID, LETTERED R-1733 SS-1
TYPE B CATCH BASIN SS-2
TYPE C MANHOLE/CATCH BASIN SS-3
FLARED END SECTION SS-4
STREET SECTION LOW VOLUME ST-5
CONSTRUCTION ENTRANCE ESC 5
EROSION CONTROL BLANKET INSTALLATION ESC 11
NOTE: STANDARD PLATES ARE LOCATED IN SPECIFICATIONS.WATER LEVEL
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
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1G02
.DW
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ST137941G02
2/13/2
017 4
:06:03
PM
2/14/2
017 1
:03:37
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
2LEGEND & STATEMENT OF ESTIMATED QUANTITIES
13
TSTO
RY
LIST OF ABBREVIATIONS:AB ANCHOR BOLTACI AMERICAN CONCRETE INSTITUTEADJ ADJUSTABLEAFF ABOVE FINISH FLOORAGG AGGREGATEALT ALTERNATEALUM ALUMINUMANCH ANCHORAP ACCESS PANELAPPROX APPROXIMATEAR AIR RELEASEARCH ARCHITECT(URAL)ASTM AMERICAN SOCIETY FOR TESTING MATERIALSAWG AMERICAN WIRE GAUGE
BD BOARDBFE BOTTOM FOOTING ELEVATIONBIT BITUMINOUSBLDG BUILDINGBLK BLOCKBLK C BLOCK COURSEBLVD BOULEVARDBMP BEST MANAGEMENT PRACTICEBOC BACK OF CURBBOP BEGINNING OF PROJECTBOT BOTTOMBR BRICKBR C BRICK COURSEBR L BRICK LEDGEBRKT BRACKET
C & G CURB AND GUTTERC TO C CENTER TO CENTERCAR COUNCIL APPOINTED REPRESENTATIVECB CATCH BASINCCW COUNTERCLOCKWISECFM CUBIC FOOT PER MINUTECG CORNER GUARDCIP CAST-IN-PLACE, CAST IRON PIPECIPP CURED IN PLACE PIPECJ CONTROL JOINTCL CENTERLINE, CLASSCLG CEILINGCLOS CLOSETCLR CLEAR, CLEARANCECLSM CONTROLLED LOW STRENGTH MORTARCMU CONCRETE MASONRY UNITCO CLEANOUTCOL COLUMNCONC CONCRETECONST CONSTRUCTIONCONT CONTINUOUS, CONTAINERCONTR CONTRACTORCOORD COORDINATIONCR COLD ROLLEDCS COURSECSAH COUNTY STATE AID HIGHWAYCSK COUNTER SINKCU CUBICCUH CABINET UNIT HEATERCW CLOCKWISE
DEPT DEPARTMENTDET DETAILDF DRINKING FOUNTAINDIA DIAMETERDIM DIMENSIONDIP DUCTILE IRON PIPEDISP DISPENSERDKG DECKINGDN DOWNDPG DAMP PROOFINGDR DOOR, DRIVEDS DOWNSPOUTDWG DRAWINGDWS DOWELS
E EASTEA EACHEF EACH FACE, EXHAUST FANEJ EXPANSION JOINTEL OR ELEV ELEVATIONELEC ELECTRIC(AL)ENAM ENAMELENT ENTRANCEEOP END OF PROJECTEPDM ETHYLENE PROPYLENE DIENE MONOMEREQ EQUAL
EQUIP EQUIPMENTETC ETCETERAETW EDGE OF TRAVELED WAYEW EACH WAYEWC ELECTRIC WATER COOLEREX EXISTINGEXP EXPANSIONEXT EXTERIOR
FAS FORCEMAIN ACCESS STRUCTUREFB FACE BRICKFD FLOOR DRAINFDN FOUNDATIONFE FIRE EXTINGUISHERFEC FIRE EXTINGUISHER CABINETFES FLARED END SECTIONFFAS FLOOR FINISH AS SCHEDULEFHS FLAT HEAD SCREWFIN FINISHFIXT FIXTUREFJ FLANGED JOINTFL FLOOR/FLOW LINEFLRG FLOORINGFM FORCEMAINFR FIRE RATED, FRAMEFRMG FRAMINGFRP FIBERGLASS REINFORCED PIPE,
FIBERGLASS REINFORCED PLASTICFT FOOT, FEETFTG FOOTINGFURR FURRING
G GASGA GAUGEGALV GALVANIZEDGB GRAB BARGC GENERAL CONTRACTORGEN GENERALGI GALVANIZED IRONGL GLASS OR GLAZINGGPM GALLONS PER MINUTEGR GRADEGRV GRAVITY ROOF VENTILATORGYP BD GYPSUM BOARD
H HARDENERHC HOSE CABINETHDBD HARDBOARDHDCP HANDICAPPEDHDPE HIGH DENSITY POLYETHYLENEHDW HARDWAREHDWD HARDWOODHM HOLLOW METALHORIZ HORIZONTALHP HIGH POINTHR HAND RAIL, HOURHS HAND SETHT HEIGHTHYD HYDRANT
ID INSIDE DIAMETERIF INSIDE FACEIN INCHINSUL INSULATIONINT INTERIORINV INVERTIPS IRON PIPE SIZE (STEEL)
JAN JANITORJST JOISTJT JOINT
L LEFTLA LANELAV LAVATORYLB POUNDLH LEFT HANDLLH LONG LEG HORIZONTALLLV LONG LEG VERTICALLOC LOCATELP LOW POINTLS LIFT STATION
MACH MACHINEMAS MASONRYMATL MATERIALMAX MAXIMUMMECH MECHANICALMEMB MEMBRANEMET METALMFR MANUFACTURERMH MAINTENANCE HOLEMIN MINIMUMMIR MIRRORMISC MISCELLANEOUSMJ MECHANICAL JOINTMLDG MOLDINGMNDOT MINNESOTA DEPARTMENT OF
TRANSPORTATIONMO MASONRY OPENINGMTG MOUNTINGMULL MULLION
N NORTHNA NOT APPLICABLENIC NOT IN CONTRACTNO NUMBERNOM NOMINALNTS NOT TO SCALE
OA OVERALLOBS OBSCUREOC ON CENTEROD OUTSIDE DIAMETEROF OUTSIDE FACEOFF OFFSETOH OVERHEADOHM OVERHEAD MOTORIZEDOPG OPENINGOPP OPPOSITEOSHA OCCUPATIONAL SAFETY AND HEALTH
ADMINISTRATIONOZ OUNCE
P LAM PLASTIC LAMINATEPART PARTITIONPCCP PRE-STRESSED CONCRETE CYLINDER PIPEPERF PERFORATEDPC POINT OF CURVATUREPDA PILE DRIVING ANALYZERPE PLAIN END, PROFESSIONAL ENGINEERPI POINT OF INTERSECTIONPL PLATE, PROPERTY LINEPL GL PLATE GLASSPLAS PLASTERPLBG PLUMBINGPLYWD PLYWOODPNL PANEL OR PANELINGPOL POLISHEDPRE FIN PREFINISHEDPROJ PROJECTIONPSI POUNDS PER SQUARE INCHPT POINT OF TANGENCYPT(D) PAINT(ED)PTD PAPER TOWEL DISPENSERPTD/R PAPER TOWEL DISPENSER & RECEPTORPVC POLYVINYL CHLORIDEPVMT PAVEMENT
QTY QUANTITY
R RIGHT, RADIUS, RISERRA RETURN AIRRAD RADIUS, RADIATION, RADIATORRCP REINFORCED CONCRETE PIPERCAP REINFORCED CONCRETE ARCH PIPERD ROOF DRAIN, ROADREC RECESSEDREINF REINFORCED(ING)REINF CONC REINFORCED CONCRETEREQD REQUIREDRH RIGHT HANDRM ROOMRO ROUGH OPENINGROW RIGHT-OF-WAYRR RAILROADRS ROUGH SLABRT RUBBER TILERUB RUBBERRV ROOF VENTRWL RAIN WATER LEADER
S SOUTH, SINKSA SUPPLY AIRSAN SANITARYSCHED SCHEDULESD SOAP DISPENSERSDR STANDARD DIMENSION RATIOSECT SECTIONSF SQUARE FEETSH SPRINKLER HEADSHT SHEETSIM SIMILARSLNT SEALANTSLP ST LOUIS PARKSLR SEALERSND SANITARY NAPKIN DISPENSERSNR SANITARY NAPKIN RECEPTORSOG SLAB ON GRADESPA SPACE, SPACEDSQ SQUARESS SERVICE SINKSST STAINLESS STEELST STEEL, STREETSTD STANDARDSTM STORMSTOR STORAGESTRUCT STRUCTURE, STRUCTURALSUSP SUSPENDEDSW SWITCHSYM SYMMETRY, SYMMETRICAL
T TREADT AND B TOP AND BOTTOMT AND G TONGUE AND GROOVETBC TOP BACK CURBTBD TO BE DETERMINEDTEL TELEPHONETEMP TEMPERED, TEMPORARYTF TROWELED FINISHTFE TOP OF FOOTING ELEVATIONTH TRUNK HIGHWAY, TEST HOLETHRES THRESHOLDTNH TOP NUT OF HYDRANTTO MAS TOP OF MASONRYTOC TOP OF CASTINGTOS TOP OF SLAB, STEELTPH TOILET PAPER HOLDERTV TELEVISIONTYP TYPICAL
UH UNIT HEATERSUNFIN UNFINISHEDUNO UNLESS NOTED OTHERWISEUR URINALUR SCR URINAL SCREENUV UNIT VENTILATOR
VAC VACUUMVAR VARIES, VARIABLEVB VINYL BASEVCP VITRIFIED CLAY PIPEVCT VINYL COMPOSITE TILEVERT VERTICALVEST VESTIBULEVPC VERTICAL POINT OF CURVATUREVPI VERTICAL POINT OF INTERSECTIONVPT VERTICAL POINT OF TANGENCYVT VINYL TILEVTR VENT THROUGH ROOF
W WEST, WIREW/ WITHWC WATER CLOSETWD WOODWDW WINDOWWF WIDE FLANGE (STEEL), WASH FOUNTAINWH WATER HEATERWI WROUGHT IRONWM WATERMAINW/O WITHOUTWP WATER PROOFINGWR WATER RESISTANTWSP WEATHERSTRIPWT WEIGHTWWF WELDED WIRE FABRIC
YD YARD
LCATCENTERLINEDIAMETER
@
Ø
CIVIL NOTES:
1. TYPICAL DETAILS ARE INTENDED TO SHOWGENERAL DESIGN CONCEPT.
2. METAL FABRICATION SHALL MEET ALL OSHASTANDARDS AND MEET THE REQUIREMENTS SETFORTH IN THE SPECIFICATIONS.
3. ALL ANCHOR BOLTS, NUTS, ETC SHALL BE 316STAINLESS STEEL.
4. GRADING: SLOPE TO DRAIN AWAY FROM ALLBUILDINGS AND STRUCTURES (EXCEPT DRAINAGERECEIVING STRUCTURES) UNLESS OTHERWISENOTED ON PLANS.
5. CONTRACTOR SHALL NOT CLEAR OR GRUB TREESUNLESS PREVIOUSLY MARKED FOR REMOVAL BYTHE ENGINEER IN THE FIELD.
6. ALL STREET SIGNS AND REGULATORY SIGNS WILLBE SALVAGED AND REINSTALLED BY THE CITY.
7. STORM SEWER STRUCTURE BUILDS IN SCHEDULESWERE DETERMINED USING MNDOT SPEC. 2506.4A.
GENERAL NOTES:
1. THE INFORMATION ON THESE DRAWINGSCONCERNING TYPE AND LOCATION OF UTILITIES ISNOT GUARANTEED TO BE ACCURATE OR ALLINCLUSIVE. THE CONTRACTOR IS RESPONSIBLEFOR MAKING HIS OWN DETERMINATION AS TO THETYPE AND LOCATION OF UTILITIES AS MAY BENECESSARY TO AVOID DAMAGE TO THESEUTILITIES. CONTRACTOR SHALL CALL GOPHERSTATE ONE-CALL FOR LOCATIONS. PROTECT ALLBURIED UTILITIES.
2. THE SUBSURFACE UTILITY QUALITY INFORMATIONIN THIS PLAN IS LEVEL D. THIS UTILITY QUALITYLEVEL WAS DETERMINED ACCORDING TO THEGUIDELINES OF CI/ASCE 38-02 ENTITLED"STANDARD GUIDELINES FOR THE COLLECTIONAND DEPICTION OF EXISTING SUBSURFACE UTILITYDATA".
3. CONTRACTOR SHALL LOCATE AND/OR PROTECTALL UTILITIES WITHIN CONSTRUCTION LIMITS. THISSHALL INCLUDE, BUT IS NOT LIMITED TO,TELEPHONE, ELECTRICAL, GAS, CABLE TV,TOWERS, POWER POLES, WATER, OVERHEADLINES, ETC.
4. VERIFY ALL EXISTING SEWER CONNECTION POINTSHORIZONTALLY AND VERTICALLY PRIOR TO ANYUTILITY CONSTRUCTION.
5. ALL FINAL PAVEMENT MATCHES TO EXISTINGSHALL BE SAWCUT.
6. EXISTING UTILITY EASEMENTS WERE NOTSURVEYED AND ARE APPROXIMATE IN LOCATION.
7. CONTRACTOR'S WORK SHALL REMAIN WITHIN THECONSTRUCTION LIMITS SHOWN ON THE DRAWINGS.ANY DAMAGE CAUSED BY THE CONTRACTOR'SEQUIPMENT SHALL BE THE RESPONSIBILITY OF THECONTRACTOR.
8. WHERE SPECIFIED IN THE CONTRACT DOCUMENTSGOVERNING SPECIFICATIONS WHERE APPLICABLETHE 2017 EDITION OF THE MINNESOTA DEPARTMENTOF TRANSPORTATION "STANDARD SPECIFICATIONSFOR CONSTRUCTION" AND IT'S SUPPLEMENTS SHALLGOVERN.
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
PLO
TTED
:US
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RBL
RBL
RBL
PJS/DAO
TAS G3ENGINEER
S:\P
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3794
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12/30
/2016
8:55
:13 AM
2/14/2
017 1
:03:52
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
3ABBREVIATIONS & GENERAL NOTES
13
TSTO
RY
TH 7 (EASTBOUND)
TH 7 (WESTBOUND)
WALKER ST
REPUBLIC AVE
GORHAM AVE
3355
3361
3356
70207008
7010
BM1053
GG
GG
G
GG
GG
G
G
G
G
G
G
GG
GG
G
G
G
G
G
G
G
G
G
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EOH EOH
EOH
EOH EOH
EUGEUG
EUG
EUGEUG
EUGEUG
EUGEUG
EUG
EUG
EUG
EUGEUG
EUG
EUG
EUG EUG EUGEUG
EUG
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
>>
>>
>
>
>
>
>
>
>
>
>
>
>
>
>
>>
>>
WW
W
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG TUGTUG
TUG
TUG TUGTUG
TUG
TUGTUG
TUG
W
W
W
W
W
W
W
W
W
W
W
>>
>>
>>
>>
>>>>
>>>>
>>>>>>>>>>>>
>>
>>
FOT
FOT FOTFOT
FOTFOT
FOTFOT
FOTFOT
FOTFOT
FOT
WW
WW
WW
W
W W
S
S
S
S
S
S
D
D
D
D
DYH
DYHT
T
ELEC
ELEC
ELEC
T
ROW
ROW
ROW
ROW
MNDOT PROPERTY
SIGN EASEMENT
UTILITY EASEMENT
SIGN ACCESS EASEMENT
1
2
TOP NUT HYD
MTMT SONYA
MTMT TEXAS
VERTICAL BENCHMARK TABLE
BM #
BM1053
BM1239
BM1240
NORTHING
153856.0670
152698.2510
157703.8650
EASTING
504188.3980
498934.3760
499748.5870
ELEVATION
907.19
902.02
939.60
DESCRIPTION
0 60
SCALE IN FEET
30
KEYNOTES:
1. BORING 3 HAS BEEN FOUND TO HAVE ________.
2. BORING 4 HAS BEEN FOUND TO HAVE ________.
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
PLO
TTED
:US
ER:
RBL
RBL
RBL
PJS/DAO
TAS G4ENGINEER
S:\P
T\S
\STL
OU
\137
941\
5-FI
NA
L-D
SG
N\5
1-D
RA
WIN
GS
\85-
HE
AV
YC
IV\2
016
WA
LKE
R P
ON
D\S
HE
ETS
\ST1
3794
1G04
.DW
G
ST137941G04
2/14/2
017 1
0:49:5
5 AM
2/14/2
017 1
:04:30
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
4EXISTING CONDITIONS
13
TSTO
RY
GENERAL NOTES:
1. TOPOGRAPHIC BASE MAP PREPARED FROM A SURVEY BY SEH ANDUTILITY BASE MAPS.
2. HORIZONTAL CONTROL DATUM IS ENGLISH BASED ON HENNEPINCOUNTY COORDINATE SYSTEM WHICH IS RELATED TO THE MINNESOTASTATE PLANE COORDINATE SYSTEM NAD 1983 (HARN 1996)ADJUSTMENT SOUTH ZONE.
3. MNDOT MONUMENT SONYA (BM1239) IS NOT SHOWN IN PLANS. IT ISLOCATED 1,157.8' S AND 5,254.0' W OF HYDRANT (BM1053).
4. MNDOT MONUMENT TEXAS (BM1240) IS NOT SHOWN IN PLANS. IT ISLOCATED 3,837.8 N AND 4,439.8' W OF HYDRANT (BM1053).
5. VERTICAL DATUM IS ENGLISH BASED ON NAVD 88.
6. CONTOUR INTERVAL IS 1-FOOT.
7. SOIL BORING INFORMATION CAN BE FOUND IN SPECIFICATION SECTION00 31 32.
BURIED FOUNDATION (APPROXIMATE)
TH 7 (EASTBOUND)
TH 7 (WESTBOUND)
WALKER ST
REPUBLIC AVE
GORHAM AVE
3355
3361
3356
70207008
7010
7008
GG
GG
GG
G
GG
GG
G
GG
G
G
G
G
G
G
G
GG
GG
G
GG
G
G
G
G
G
G
G
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EOH EOH
EOH
EOH EOH
EUGEUG
EUG
EUGEUG
EUGEUG
EUGEUG
EUG
EUG
EUG
EUG
EUG
EUGEUG
EUGEUG
EUG
EUG
EUG EUG EUGEUG
EUG
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
>>
>>
>>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>>
>>
WW
W
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG TUGTUG
TUG
TUG TUGTUG
TUG
TUGTUG
TUG
TUG
TUG
W
W
W
W
W
W
W
W
W
W
W
W
W
>>
>>
>>
>>
>>
>>>>
>>>>
>>>>>>>>>>>>
>>
>>
FOT
FOT FOTFOT
FOTFOT
FOTFOT
FOTFOT
FOTFOT
FOTFOT
WW
WW
WW
WW
W W W
S
S
S
S
S
S
D
D
DD
D
D
D
DY
H
DYHT
T
ELEC
ELEC
ELEC
T
ROW
ROW
ROW
ROW
MNDOT PROPERTY
3
1
2
XC
THIS AREA IS HIGHLYDEGRADED BITUMINOUS WITHMIXED SOIL AND VEGETATION
3
EXISTING WALKER POND
NO ACCESS WITHOUTWRITTEN PERMISSION FROMTHE CITY OF ST LOUIS PARK
PIPE GATE TO REMAIN
0 60
SCALE IN FEET
30
KEYNOTES:
1. REMOVE BURIED CONCRETE FOUNDATIONSINCLUDING FOOTINGS AS DIRECTED BY ENGINEER.SOILS EXCAVATED MUST BE CONSIDEREDCONTAMINATED.
2. PROTECT POLES, OVERHEAD LINES, AND BURIEDLINES.
3. PROTECT TREE. NO EQUIPMENT TRAFFIC SHALLBE ALLOWED WITHIN THE DRIP LINE OF THIS TREE.
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
PLO
TTED
:US
ER:
RBL
RBL
RBL
PJS/DAO
TAS D1ENGINEER
S:\P
T\S
\STL
OU
\137
941\
5-FI
NA
L-D
SG
N\5
1-D
RA
WIN
GS
\85-
HE
AV
YC
IV\2
016
WA
LKE
R P
ON
D\S
HE
ETS
\ST1
3794
1D01
.DW
G
ST137941D01
2/14/2
017 9
:59:07
AM
2/14/2
017 1
:05:14
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
5DEMOLITION PLAN
13
TSTO
RY
GENERAL NOTES:
1. PROTECT ALL UTILITIES UNLESS NOTEDOTHERWISE.
2. PROTECT ALL ROADWAY SIGNAGE.
3. PROTECT PAVEMENTS AND CURB AND GUTTERNOT SHOWN FOR REMOVAL.
4. ANY DEWATERING THAT MAY BE REQUIRED SHALLBE PUMPED TO EXISTING WALKER POND.
LEGEND
REMOVE BITUMINOUS PAVEMENT
REMOVE CONCRETE PAVEMENT
REMOVE TREES AND BRUSH
REMOVE CONE SECTION OF MH
ABANDON PIPE / MH
REMOVE PIPE
SAWCUT
REMOVE CONCRETE CURB AND GUTTER
SALVAGE FENCE
BULKHEAD
REMOVE TREE
SALVAGE SIGN(SEE SHEET __ FOR SIGN DESCRIPTION ANDLOCATION)
XC
-
TH 7 (EASTBOUND)
TH 7 (WESTBOUND)
WALKER ST
REPUBLIC AVE
GORHAM AVE
3355
3361
3356
70207008
7010
7008
S
S
S
S
S
S
D
D
DD
D
D
D
DY
H
DY
HT
T
ELEC
ELEC
ELEC
T
ROW
ROW
ROW
ROW
MNDOT PROPERTY
XS
XS
XSXS
XS XS XS XS XS XS
XS
XC
1
2
1
21
3
0 60
SCALE IN FEET
30
KEYNOTES:
1. B618 CONCRETE CURB AND GUTTER. MATCHEXISTING GRADES.
2. RESTORE BITUMINOUS PAVEMENT WITH:
2" WEAR SPWEC 340C2357 BITUMINOUS TACK COAT,2" WEAR SPWEC 340C,AND 6" MIN CLASS 5 AGGREGATE BASE
3. REINSTALL SALVAGED FENCE. FOOTINGS SHALL BE12" IN DIA 4' DEEP. BOTTOM OF POST SHALL BE 3'-6"DEEP.
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
PLO
TTED
:US
ER:
RBL
RBL
RBL
PJS/DAO
TAS C1ENGINEER
S:\P
T\S
\STL
OU
\137
941\
5-FI
NA
L-D
SG
N\5
1-D
RA
WIN
GS
\85-
HE
AV
YC
IV\2
016
WA
LKE
R P
ON
D\S
HE
ETS
\ST1
3794
1C01
.DW
G
ST137941C01
2/14/2
017 1
0:14:2
2 AM
2/14/2
017 1
:05:54
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
6EROSION CONTROL & SITE RESTORATION PLAN
13
TSTO
RY
GENERAL NOTES:
1. INSPECT AND MAINTAIN EROSION CONTROLMEASURES DAILY.
2. INLET PROTECTION IS A SECONDARY BMP. OTHEREROSION PREVENTION AND SEDIMENT CONTROLBMP'S SHALL BE IN PLACE.
3. RESTORE DISTURBED AREAS 20' FROM BACK OFCURB TO THE SOUTH ROW WITH MNDOT MIX25-131, 4" TOPSOIL, AND WOOD FIBER BLANKET
4. RESTORE ALL OTHER DISTURBED AREAS WITHMNDOT SEED MIX 35-241, 4" TOPSOIL, AND WOODFIBER BLANKET.
LEGEND
SURFACE WATER FLOW DIRECTION
INLET PROTECTION(MNDOT SPEC 2573)
ROCK CONSTRUCTION ENTRANCE
RESTORE BITUMINOUS PAVEMENT
RESTORE CONCRETE PAVEMENT
RESTORE AGGREGATE SURFACE
RESTORE DISTURBED TURF
TURF REINFORCEMENT MAT
RESTORE CONCRETE CURB AND GUTTER
RESTORE FENCE
PERIMETER SEDIMENT CONTROL(MNDOT SPEC 3886)
ROCK LOG IN GUTTER
XC
XS
--
--
WALKER ST
REPUBLIC AVE
70207008
GG
GG
GG
GG
GG
GG
GG
GG
GG
GG
G
G
G
G
G
G
G
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EUG
EOH
EOH
EOH EOH EOH
EUGEUG
EUGEUG
EUGEUG
EUGEUG
EUGEUG
EUGEUG
EUGEUG
EUG EUG EUG EUGEUG
EUG
EUG
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
FOT
>>
>>
>>
>
>
>
>
>
>
>
>>
>>
>>
>
WW
WW
W
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG TUG TUGTUG
TUG
TUG
TUG TUG TUGTUG
TUG
TUG
TUG
W
W
W
W
W
>>>>
>>>>
>>>>
>>
>>>>>>>>>>>>>>
>>
FOTFOT
FOTFOT
FOTFOT
FOTFOT
FOTFOT
FOTFOT
FOTFOT
WW
WW
WW
WW
W
W >>
S
S
SD
DYHT
ELEC
ELEC
ROW
ROW
ROW
MNDOT PROPERTY
895
900
890
895
892
895
900
900
905
905
900
893 894895
15"24"
1C3
2C3
0+000+50
1+001+50
2+00
2+50 3+00 3+50 4+00 4+50 5+00 5+24
L1
L2
L3
L4
L5
C1
C2C3
891890890891892
892
893895897
897895893
895897899901903905
896
896
898
898
893895
897897
3:1
3:1
3:1
3:1
3:1
898
898
8962
C8
2C8
897
899
901
903
OVERFLOW CHANNEL CONTROL TABLEBOP=0+00.00EOP=5+24.26
L1
C1
L2
C2
L3
C3
L4
L5
DISTANCE
43.50
23.12
13.27
24.03
30.84
28.78
44.18
316.53
RADIUS
51.31
49.17
39.07
DIRECTION
N85° 01' 26"E
TAN IN=N85°01'26"ETAN OUT=N59°12'11"E
N59° 12' 11"E
TAN IN=N59°12'11"ETAN OUT=N87°11'55"E
N87° 11' 55"E
TAN IN=N87°11'55"ETAN OUT=N45°00'00"E
N45° 00' 00"E
N87° 52' 46"E
STATION
0+00.00
PC=0+43.50PI=0+55.26PT=0+66.63
0+66.63
PC=0+79.89PI=0+92.15PT=1+03.92
1+03.92
PC=1+34.76PI=1+49.84PT=1+63.54
1+63.54
2+07.72
NORTHING
153744.01
PC=153747.78PI=153748.80PT=153754.83
153754.83
PC=153761.62PI=153767.90PT=153768.49
153768.49
PC=153770.00PI=153770.74PT=153781.40
153781.40
153812.64
EASTING
503936.42
PC=503979.76PI=503991.47PT=504001.58
504001.58
PC=504012.97PI=504023.50PT=504035.75
504035.75
PC=504066.55PI=504081.61PT=504092.27
504092.27
504123.52
DELTAANGLE
25°49'16"
27°59'45"
42°11'55"
ARCLENGTH
23.12
24.03
28.78
TANGENT
11.76
12.26
15.08
RADIUS PTNORTHING
153798.90
153719.38
153809.03
RADIUS PTEASTING
503975.31
504038.15
504064.64
0 4020
SCALE IN FEET
KEYNOTES:
1. XXX
GENERAL NOTES:
1. XXX
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
PLO
TTED
:US
ER:
RBL
RBL
RBL
PJS/DAO
TAS C2ENGINEER
S:\P
T\S
\STL
OU
\137
941\
5-FI
NA
L-D
SG
N\5
1-D
RA
WIN
GS
\85-
HE
AV
YC
IV\2
016
WA
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R P
ON
D\S
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\ST1
3794
1C02
.DW
G
ST137941C02
2/14/2
017 1
2:59:2
2 PM
2/14/2
017 1
:06:33
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
7IRON ENHANCED SAND FILTER (IESF) PLAN
13
TSTO
RY
885
890
895
900
905
885
890
895
900
905
0+00 0+20 0+40 0+60 0+80 1+00
890
895
900
905
910
890
895
900
905
910
0+00 0+20 0+40 0+60 0+80 1+00
EXISTING GRADES
EXISTING GRADE
EXISTING GRADES
EXISTING GRADES
PROPOSED IESF
PROPOSED IESF
1C3
WEST IESF-SOUTH TO NORTHNO SCALE
2C3
EAST IESF-SOUTH TO NORTHNO SCALE
7'
31
31
31
31
31
31
31
31
PROPOSED IESF
1C8 1
C8
885
890
895
900
905
910
885
890
895
900
905
910
-0+10 0+00 0+20 0+40 0+60 0+80 1+00 1+20 1+40 1+60 1+80 2+00 2+20 2+40 2+60 2+80 3+00 3+20 3+40 3+60 3+80 4+00 4+20 4+40 4+60 4+80 5+00 5+10
WEST-EAST IESF/RIPRAP CHANNEL PROFILE
DESIGN EL 897.50DESIGN EL 896.00
4" TOPSOILSEEDED
4" TOPSOILSEEDED
4" TOPSOIL SEEDEDSEE GENERAL NOTE 4
ON SHEET C1
PROPOSED IESF
STA=0+20.72EL=889.39'
STA=1+59.29EL=891.01'
STA=1+74.25EL=896.00'
OVERFLOWSTA=1+83.71
EL=896.00'STA=3+08.11
EL=896.00'
OVERFLOWSTA=3+66.30
EL=897.50'
IESF BOTTOMEL=894.50'
IESF BOTTOMEL=893.00'
5'
KEYNOTES:
1. XXX
GENERAL NOTES:
1. XXX
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
PLO
TTED
:US
ER:
RBL
RBL
RBL
PJS/DAO
TAS C3ENGINEER
S:\P
T\S
\STL
OU
\137
941\
5-FI
NA
L-D
SG
N\5
1-D
RA
WIN
GS
\85-
HE
AV
YC
IV\2
016
WA
LKE
R P
ON
D\S
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ETS
\ST1
3794
1C03
.DW
G
ST137941C03
2/14/2
017 1
0:42:4
5 AM
2/14/2
017 1
:06:50
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
8IRON ENHANCED SAND FILTER SECTIONS
13
TSTO
RY
WALKER ST
GG
GG
GG
GG
GG
GG
GG
GG
GG
GG
G
G
EOH
EOH
EOH
EOH
EOH
EOH
EOH
EUG
EUG
EUG
EUG
EUG
EOH
EOH
EUGEUG
EUGEUG
EUGEUG
EUGEUG
EUGEUG
EUGEUG
EUGEUG
EUG EUG EUG EUGEUG
EUG
FOT
FOT
FOT
FOT
FOT
FOT
FOT
>>
>>
>>
>
>>
>>
>>
>
WW
WW
W
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG
TUG TUG TUGTUG
TUG
TUG
TUG TUG TUGTUG
TUG
TUG
TUG
>>>>
>>>>
>>>>
>>
>>>>>>>>>>>>>>
>>
FOTFOT
FOTFOT
FOTFOT
FOTFOT
FOTFOT
WW
WW
WW
WW
W
W
W
>>
S
S
S
DYHT
ELEC
ELEC
ROW
ROW
MNDOT PROPERTY
895
900
890
895
892
895
900
900
905
905
900
893 894895
15" RPC STORM24" RCP STORM DD
CB 1 CB 2
MH 1 MH 2
CB 3
FES 1 FES 2 FES 3
MAINTENANCE ACCESS
5+00
0+00 0+50
1+00
1+50
2+00
2+50
3+00 3+50 4+00 4+50
>>>>
>>>>
>>
>>
1
CO
CO
COCO
CO
CO
1 2
3 45
6 7
8
910
1C8
1C8
12" WM
12" WM4
C7
4C7
SIGN
880
885
890
895
900
905
910
880
885
890
895
900
905
910
0+00 0+20 0+40 0+60 0+80 1+00 1+20 1+40 1+60 1+80 2+00 2+20 2+40 2+60 2+80 3+00 3+20 3+40 3+60 3+80 4+00 4+20 4+40 4+60 4+80 4+90
EXISTING GRADE
PROPOSED GRADE
1
2
IRON ENHANCEDSAND FILTERMEDIA
IRON ENHANCEDSAND FILTERMEDIA
1C81
C8
PROPOSED GRADE
EXISTING GRADE
DRAIN TILE PROFILE
1
BERM MATERIALSHALL BE _____
BERM MATERIALSHALL BE _____
STORM SEWER STRUCTURES
NUMBER
CB 1
CB 2
CB 3
MH 1
MH 2
NORTHING
153852.64
153853.43
153875.54
153905.41
153905.44
EASTING
504077.15
504089.12
504397.91
504129.59
504383.84
TOC
900.72
901.22
905.13
902.84
905.54
DESCRIPTION
TYPE B 2 X 3
TYPE B-1 2 X 3
TYPE B-1 2 X 3
TYPE C-1 ROUND
TYPE H ROUND
FLARED END SECTIONS
NUMBER
FES 1
FES 2
FES 3
NORTHING
153824.22
153827.88
153829.99
EASTING
504111.27
504131.02
504382.20
INV EL
893.82
893.82
895.32
DRAIN TILE CONTROL POINT TABLE
POINT #
1
2
3
4
5
6
7
8
9
10
NORTHING
153762.71
153764.58
153779.32
153780.93
153787.09
153809.26
153810.12
153813.29
153800.52
153803.38
EASTING
503946.79
503991.21
504022.95
504061.15
504074.41
504094.79
504115.21
504190.45
504225.36
504293.29
INV ELEVATION
888.60
888.78
888.92
889.85
890.26
891.10
891.56
891.86
892.17
893.04
DESCRIPTION
DRAIN TILE OUTLET
6"-22 1/2° PVC BEND
6"-22 1/2° PVC BEND
6"-22 1/2° PVC BEND
6"-22 1/2° PVC BEND
6"-45° PVC BEND
(2) 6" X 6" PVC WYE
6"-22 1/2° PVC BEND
6"-22 1/2° PVC BEND
6" X 6" PVC WYE
0 4020
SCALE IN FEET
KEYNOTES:
1. 6" SOLID PVC DRAIN TILE.
2. 6" PERFORATED PVC DRAIN TILE.
GENERAL NOTES:
1. CLASS OF RIPRAP SHALL BE _____.
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
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017 1
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6 AM
2/14/2
017 1
:07:34
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
9STORM SEWER PLAN
13
TSTO
RY
CO
LEGEND
PERFORATED 6" PVC DRAIN TILE
SOLID 6" PVC DRAIN TILE
CLEANOUT 3C7
4C6
880
890
900
910
880
890
900
910
-0+40 -0+20 0+00 0+20 0+40 0+60 0+80
880
890
900
910
880
890
900
910
-0+20 0+00 0+20 0+40 0+60 0+80 1+00 1+10
880
890
900
910
880
890
900
910
-0+20 0+00 0+20 0+40 0+60 0+80 1+00 1+10
1C5
PROPOSED STORM SEWER 1NO SCALE
2C5
PROPOSED STORM SEWER 2NO SCALE
3C5
PROPOSED STORM SEWER 3NO SCALE
EXISTING 9" SAN
EXISTING 12" WM
EXISTING 9" SAN
EXISTING12" WM
EXISTING GROUND
EXISTING GROUND
EXISTING GROUND
PROPOSED GROUNDEAST CELL
PROPOSED GROUNDWEST CELL
PROPOSED GROUNDWEST CELL
31 LF 15" RCP CL V @ 0.31%
12 LF 15" RCP CL V @ 13.33%
CL CB 1CL CB 2
CB
1R
IM 9
00.7
2IN
V E
895
.72
CB
2R
IM 9
01.2
2IN
V W
894
.12
INV
SE
894
.12
MH
2R
IM 9
05.5
4IN
V E
898
.94
INV
SE
897
.94
INV
W 8
98.9
4
CL MH 2
CB
3R
IM 9
05.1
3IN
V N
W 8
95.6
5IN
V S
895
.65
CL CB 3
MH
1R
IM 9
02.8
4IN
V S
894
.24
CL MH 1
42 LF 15" RCP CL V @ 0.30%
33 LF 15" RCP CL V @ 6.93%
72 LF 15" RCP CL V @ 0.30%
EXISTING 15" RPCSTORM SEWER
FES 1EL=893.82'
FES 2EL=893.82'
FES 3EL=895.32'
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
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017 1
1:50:3
1 AM
2/14/2
017 1
:07:50
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
10PIPE SECTIONS
13
TSTO
RY
GENERAL NOTES:
1. ALL SUMPS SHALL INCLUDE SAFL BAFFLE ORAPPROVED EQUAL BAFFLE PLATE.
2. ALL SUMPS ARE 4' DEEP FROM LOWEST PIPEINVERT.
FLOW
2" X 2" X 18" LONG WOODEN STAKESAT 2'' SPACING, DRIVE THROUGHNETTING AND FIBER ROLL
WOOD FIBER 6" DIA ROLLENCLOSED IN NATURAL NETTING
BIOROLL DITCH CHECK NOTES:
1. POINT "A" SHALL BE A MINIMUM OF 12" HIGHER THAN POINT "B" TOENSURE THAT WATER FLOWS OVER THE DIKE AND NOT AROUND THEENDS.
2. INSTALL BIOROLL DITCH CHECK AT 50' INTERVALS ALONG SLOPE.
POINT "A"POINT "B"
CATEGORY 1S-RD WOOD FIBEREROSION CONTROL BLANKET
WITH NATURAL NETTING(SPEC 3885)
4" X 4" TRENCH BACKFILLEDOVER EROSION CONTROL
BLANKET (SPEC 3885)
8"-11 GA STAPLESSPACED 1' ON CENTERANCHOR TRENCH NOTES:
1. DIG 6" X 6" TRENCH.
2. LAY BLANKET IN TRENCH.
3. STAPLE AT 1.5' INTERVALS.
4. BACKFILL WITH NATURAL SOIL AND COMPACTED.
5. BLANKET LENGTH SHALL NOT EXCEED 100 FTWITHOUT AN ANCHOR TRENCH.
DIRECTION OF
SURFACE FLOW
OVERLAP END JOINTS MINOF 6" AND STAPLE OVERLAPAT 1.5' INTERVALS
OVERLAP LONGITUDINALJOINT 6" MINSTAPLES SHALL BE U-SHAPED
11 GA WIRE (MIN)8" LONG @ 2/SY (MIN)
ANCHOR TRENCH(SEE DETAIL AND
NOTES BELOW)
CATEGORY 1A-1S WOOD FIBEREROSION CONTROL BLANKET(SPEC 3885)
MIN 6" BURY
2'-6
"M
IN
RU
NO
FF
150'M
AX
960
959
958
2 ACRES MAX DRAINAGE AREAPER FENCE SEGMENT
PRE-ASSEMBLED SILTATIONFENCE PLACED ON CONTOUR
TURN ENDS UPSLOPE TOPREVENT FLOW BYPASS
600' MAX LENGTH
COMPACTED SUBGRADE
6" X 6" EARTH FILL ORPLOWED IN MIN 6" FABRIC
PRE-ASSEMBLED
1-1/2" X 1-1/2" X 4' WOOD POSTSMIN 1'-6" EMBEDMENT
6" HORIZONTAL MIN
MAX 7'-6" ON CENTERSPACING OF POSTS
1C6
SILT FENCENO SCALE
2C6
EROSION CONTROL BLANKETNO SCALE
3C6
BIOROLL DITCH CHECKNO SCALE
1'-3"
6"
6"
12' MIN
BLANKETS MUST
OVERLAP BY 1'-6"
41
41
SECTION A
PLAN
SECTION B
RIPRAP - SEE SPECIFICATIONS
SHAPED AND COMPACTEDFOUNDATION
GEOTEXTILE FABRIC TYPE 4MNDOT 3733
1'
SHAPED AND COMPACTEDFOUNDATIONGEOTEXTILE FABRIC TYPE 4MNDOT 3733
EXTEND GEOTEXTILE FABRICUNDER FLARED END SECTION
1'
X
2'
FLARED END SECTION
DRAINAGE PIPE
DRAINAGE PIPE
A
B
RIPRAP - SEE SPECIFICATIONS
SEE RIPRAP AT OUTLETS TABLE
2'
FLARED END SECTION
SLOPE VARIES
4C6
RIPRAP AT APRON OR PIPE ENDNO SCALE
12
12
1430
27
24
5.8
5.5
7.3
8
8
10
10
6 & 12
18
15
2.8
2.9
4.2
3.9
11.6
11.0
14.5
8.7
8.3
10.9
4.1
4.4
6.3
5.9
5.5
5.8
8.4
7.8
RIPRAP AT OUTLETS
19.0
9.5
10.1
13.4
14.2
14.8
23.5
CLASS II = TYPE IIICLASSES III & IV = TYPE IV
21
GEOTEXTILEFABRIC (SY)
24" DEPTHRIPRAP
(CU YDS)
18" DEPTHRIPRAP
(CU YDS)
12" DEPTHRIPRAP
(CU YDS)
X(FT)
PIPEDIA(IN)
CLASS IId50 = 6"
CLASS IIId50 = 9"
CLASS IVd50 = 12"
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
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1C06
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2/9/20
17 9:
01:40
AM
2/14/2
017 1
:08:08
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
11DETAILS 1
13
TSTO
RY
DIM H48"6"6"
58"9.5"
C60"7"8"
72"15.5"
D72"8"8"
86"21.5"
E84"9"8"
100"27.5"
PKTWA
MH TYPEMH DIMENSION CHART
NOTE:
DIMENSION "A" IN ABOVE CHART IS BASED ONA 27" DIA OPENING. INCREASE "A" BY 1.5" FOR24" OPENING.
F96"9"8"
113"34.5"
G102"
9"8"
119"38"
COVER SLAB
SECTION
CL
PIPE CLMH CL
W=SLAB DIA
PIPE BEDDING NOTES:
1. CONTRACTOR SHALL USE THIS DETAIL IN DRY CONDITIONSWHEN GRANULAR SOILS ARE NOT PRESENT.
2. CONTRACTOR SHALL CONSTRUCT TRENCH AND PROVIDEPROTECTIVE MEASURES AS REQUIRED TO COMPLY WITHOSHA REGULATIONS.
3. IF PIPE IS BENEATH ROADWAY OR DRIVEWAY, USESUITABLE MATERIALS: GP, GW, SP, OR SW ABOVE PIPEEMBANKMENT ZONE. IF PIPE IS NOT BENEATH ROADWAYOR DRIVEWAY, USE NATIVE MATERIALS.
PIP
EE
MB
ED
ME
NT
ZON
E
3"4"
Bc
MAX=Bc + 30"MIN=Bc + 24"
PIPE
1C7
TYPE B THRU G STORM MHNO SCALE
2C7
CLASS B PIPE BEDDING IN DRY CONDITIONSNO SCALE
PRECAST SECTION
RUBBER GASKET (TYP)ALL JOINTS
RCP BARREL SECTION
(2-4) 2" THICK ADJUSTING RINGSW/MORTAR JOINTS,PLASTER OUTSIDE,STRIKE INSIDE CLEAN
NEENAH CASTINGROUND R-1733 INCLUDE ST PL SS-12 X 3 R-3067 DR/DL OR EQUAL
MAXIMUM PIPE PENETRATIONBEYOND INSIDE OF MH WALL 4" MAXCONCRETE BLOCK MASONRYTO BE USED ONLY WHERE NECESSARY,PLASTER OUTSIDE, STRIKE INSIDE CLEAN
GROUT
27" DIA OPENINGREINFORCE SLAB
FOR STREET LOADING
STEPS,SEE SPECS
GRANULARBEDDING
6" PVC (PERFORATED IN ALL SAND BED AREAS)SHALL TIE INTO OUTLET STRUCTURE
WHEN APPLICABLE
CONCRETE BLOCK
6" PVC CAP
6" X 6" PVC WYE
6" PVC 45° BEND
6" PVC RISER(LENGTH VARIES)
6" FERNCO WITHSST CLAMPS
FINISHED GRADESAND FILTER BOTTOM
INSTALL POST WITH SIGN STATING"DRAIN CLEANOUT PIPE"
THREADED BRASSPLUG RISER
3C7
CLEANOUT RISERNO SCALE
DE
PTH
VA
RIE
ST
6" PRECAST8" POURED
27" DIA
16"
P
A
12" ABOVE FINISHEDSAND FILTER BOTTOM
MECH COMPACTEDBACKFILL
CONNECT TO EXISTINGWATERMAIN
45° BEND WRAPPED INPOLYETHYLENEDIP
45° BEND WRAPPED INPOLYETHYLENEDIP
45° BEND WRAPPED INPOLYETHYLENE
TIE ALL JOINTS WITH MEGALUG RESTRAINTS (8 REQUIRED)AND/OR STAINLESS STEEL RODS AND HARDWAREIF RODS ARE USED, TIE BACK 20' ON EXISTING WM PIPEBOTH SIDES OF OFFSET
DIP
45° BEND WRAPPED INPOLYETHYLENE
CONNECT TO EXISTINGWATERMAIN
MINIMUM 3" INSULATION IFOFFSET IS FOR STORM SEWER
2' MIN
4C7
OFFSET WATERMAINNO SCALE
12" MIN
6" DIP
20' BOTH SIDESWHEN USING RODS
B-148"
58"7"
6"14"
C-160"
72"14"
8"14"
D-172"
86"21"
8"14"
E-184"
100"28"
8"14"
F-196"
113"35"
14"
G-1102"
119"38"
14"K
MANHOLE TYPEDIMENSION CHART
DIA.
TSA
8" 8"
DIM
(MIN.)
18" 18"
12"
DE
PTH
VA
RIE
S
PRECAST R.C.P.BARREL SECTION
6" PRECAST OR 8" POURED
CONCRETE FILLET
6"
DIA.
A 12" TO 18" BARREL SECTIONSHALL BE INSTALLED UNDERTOP SLAB
NEENAH CASTINGROUND R-1733 INCLUDE ST PL SS-12 X 3 R-3067 DR/DL OR EQUAL
2-4 2" THICK ADJUSTMENT RINGSW/FULL MORTAR JOINTS - 6"CONCRETE COLLAR OUTSIDE, STRIKEINSIDE CLEAN.
PLACE RAMNECK OR APPROVEDEQUAL BETWEEN TOP SLAB AND
BARREL SECTION
RUBBER GASKET ALL JOINTS,APPROVED FLEXIBLE EXTERNAL
RUBBER SEAL REQUIRED ON JOINTSBELOW GROUND WATER
STEEL REINFORCED PLASTICSTEPS 12" O.C. IN LINE WITH
DOWNSTREAM INVERT.
SU
MP
DE
PTH
VA
RIE
S
ALTERNATE COVER
CL
PIPE CLMH CL
REINFORCE SLABFOR STREET LOADING
STEPS,SEE SPECS
24" X 36" OPENING
5C7
CATCH BASIN/MANHOLE (WITH SUMP)NO SCALE
GRANULAR FOUNDATIONWET OR DRY CONDITIONS
PIP
EE
MB
ED
ME
NT
ZON
E
3"4"
Bc
MAX=Bc + 30"MIN=Bc + 24"
COMPACTED GRANULARBEDDING IN DRY CONDITIONSSTABILIZATION ROCK IN WETCONDITIONS
DENSLYCOMPACTEDGRANULAR BORROW
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
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2/14/2
017 1
2:33:5
5 PM
2/14/2
017 1
:08:23
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
12DETAILS 2
13
TSTO
RY
2C8
EMERGENCY OVERFLOW CHANNELNO SCALE
4'
12" M
INEXISTING GROUND LINE
4:1 4:1
MATCH (TYP)
1C8
TYPICAL IESF CROSS-SECTIONNO SCALE
22'±NO SEEDING IN THIS AREA WEST CELL EL 897.00
EAST CELL EL 898.503:1 MAX SIDE SLOPE (TYP)
EAST CELL EL 894.50
GEOTEXTILE BASIN LINER, MNDOT TYPE 5
6" DIA SLOTTED SUBSURFACE DRAIN(SEE DRAINAGE PLANS FOR LOCATIONS)
1'-1
0"
WEST CELL EL 893.00
4'
IRON ENHANCED SAND FILTERMEDIA5-8% IRON FIBER BY WEIGHT
6"
6" MNDOT SELECT GRANULAR BACKFILL
4" TOPSOIL SEEDED (TYP)
12" RIPRAP CLASS 2
DATEN0
REVISIONS
BY REMARKS DATEN0
REVISIONS
BY REMARKS DATE
DRAWN
DESIGNED
PROFESSIONAL UNDER THE LAWS OF THE STATE OF MINNESOTA.BY ME OR UNDER MY DIRECT SUPERVISION AND THAT I AM A DULY LICENSEDI HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS PREPARED
APPROVED
CHECKED
CHECKED
DATE REG NO OF
TYPED OR PRINTED NAME:
SIGNATURE:
FILE NAME
SEH PROJECT NO
PROJECT/CONTRACT NOPLANS PREPARED BY: PLANS PREPARED FOR:
3535 VADNAIS CENTER DRIVEST. PAUL, MINNESOTA 55110PHONE: 1.800.325.2055www.sehinc.com
MO
DIFI
ED:
PLO
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:US
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RBL
PJS/DAO
TAS C8ENGINEER
S:\P
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\ST1
3794
1C08
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ST137941C08
2/14/2
017 9
:43:13
AM
2/14/2
017 1
:08:38
PM
WALKER IRON ENHANCED SAND FILTER (IESF)
RONALD B LEAF, PE
50022
MM/DD/YY
ISSUED FOR BIDDING
MM/DD/YY
STLOU 137941
13DETAILS 3
13
TSTO
RY
Phase II Environmental Investigation STLOU 137941 Saint Louis Park ES-1
Executive Summary Short Elliott Hendrickson Inc. (SEH®) was retained by the City Saint Louis Park (the City) to conduct a Phase II Environmental Investigation (Phase II) for the proposed Walker Pond II Project in Saint Louis Park, Minnesota (herein referred to as “project area”). The project area location is depicted on Figure 1.
The City plans to construct two lined storm water filtration basins that will treat storm water runoff from adjacent developed urban land. The purpose of the project is to create shared or stacked infrastructure where the filtration basins will treat storm water from multiple privately owned parcels. The City’s goal with this project is to attract redevelopment on the adjacent parcels by providing storm water treatment on public land. The filtration basins will be lined to provide a separation of storm water from impacted soil and ground water that lies below. The preliminary design layout is available in Appendix A.
The investigation included four soil borings (SS-01 through SS-04) completed to a maximum depth of 25 feet below ground surface (bgs). Two soil borings were completed within the currently proposed east filtration basin in the area of the former Reynolds Welding building. The other borings were located in the proposed west filtration basin and near the storm water discharge area on the western portion of the project area.
Soils encountered generally consisted of sandy outwash deposits below sand fill material. Fill material was present in every boring to a maximum depth of 17 feet bgs. Deep fill is located on the eastern portion of the project area as result of previous construction activities associated with the Walker Street project. Groundwater was encountered as shallow as 9.5 feet bgs.
Six soil samples were collected for laboratory analysis. Soil sample SS-02-3 indicates shallow fill in the proposed east filtration basin and in the area of the former Reynolds Welding building is impacted with petroleum compounds and non-petroleum compounds. Soil is contaminated with Diesel Range Organics (DRO) (148 mg/kg), lead (474 mg/kg), Benzo(a)pyrene (BaP) equivalent (1.931 mg/kg), and Tetrachloroethene (PCE) (0.92 mg/kg). The sample was analyzed for TCLP lead and the result was 2.8 mg/L, which is below the EPA Lead TCLP Hazardous Level of 5.0 mg/L.
One groundwater sample was collected from boring SS-04 located on the western portion of the project area. Groundwater was observed at 9.5 feet bgs and the concentration of DRO (212 μg/L) is above the Minnesota Department of Health drinking water standard of 200 μg/L.
Review of previous environmental documentation for the former Reynolds Welding site that occupied the eastern portion of the project area indicates soil is impacted with DRO up to 445 mg/kg, BaP equivalents up to 14.96 mg/kg, PCE up to 6.5 mg/kg and TCE up to 4.72 mg/kg. Groundwater was observed to be 16 to 23 bgs. TCE was detected in groundwater at 26.3 μg/L. Soil vapor results indicated Methylene Chloride up to 1,117 micrograms per cubic meter (μg/m3), PCE up to 3,910 μg/m3 and TCE up to 489 μg/m3. Based on Demolition Plans for the former Reynolds Welding building efforts were made to minimize soil disturbance and this contamination remains below the fill on-site.
SEH recommends completion of a Response Action Plan (RAP) and special provisions that address contingencies and proper screening, handling and disposal of regulated soil that may be encountered during construction activities for the project. SEH further recommends that the City enter the MPCA Voluntary Remediation Program for approval and assurances of the Response Actions.