McGregor Lake Habitat Rehabilitation and Enhancement Project Feasibility Report and Integrated Environmental Assessment

Transcription

1 ppendix R: ivil Engineering McGregor Lake Habitat Rehabilitation and Enhancement Project Feasibility Report and Integrated Environmental ssessment Upper Mississippi River Restoration Program Mississippi River: Mile 6 St. Paul istrict Project Sponsor: U.S. Fish and Wildlife Service October 08

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3 ppendix R: ivil Engineering List of Figures rawing -0: oring Locations rawing -0: General oring Legend and oring Logs ( of ) rawing -0: oring Logs ( of ) rawing -0: oring Logs ( of ) rawing -0: Site Features Plan rawing -0: redging Site Plan rawing -0: Sections ( of ) rawings -0: Sections ( of ) Pool 0: McGregor Lake HREP

4 5 US rmy orps TE PPR. MRQUETTE 7-M 7-5M 7-7 (WEST NNEL) 7-7M 7-6M 7-8M 7-0M M 7-M 7-9M 7-M -M M MGREGOR LKE -M ORING LOTIONS 0 800' ' HIGHWY 8 7-M -M (EST NNEL) 7-5M N PRIRIE U IEN ELEVTION TUM (VERTIL ONTROL): OORINTE SYSTEM (HORIZONTL ONTROL): NV 88 N 8 (0) GEOI I SPS, NORTH ZONE-U.S. SURVEY FT. OMINE FTOR (F): TE: ESIGNE Y: ESRIPTION MRK PPR. TE MRK ESRIPTION U.S. RMY ORPS OF ENGINEERS EMP - MGREGOR LKE ST. PUL ISTRIT SOLIITTION NO.: W N Y: K Y: ST. PUL, MINNESOT POOL 0 ONTRT NO.: SUMITTE Y: FILE NUMER: PLOT SLE:PLOT TE: ORING LOTIONS I 9/8/08-0 " = 500' FILE NME: SIZE: MGLER_-0XXX.dgn NSI

5 M W. S G.S M JUL IR H O L/ LL PL TOP OF EK 0' TO.5' IR.5' TO 9.8' WTER 9.8' TO.5' () FT LY, SILTY, VERY SOFT, STURTE, WITH ORGNIS, LKISH GRY. (LUSTRINE).5' TO 0' (L/) FT LY/LEN LY, SILTY, SN FINE, VERY SOFT, STURTE, MELY, LITTLE ORGNIS,.-FOOT PET SEM T EL 598.0, GREENISH GRY 0' TO 5' () FT LY, SILTY, VERY SOFT, WET, LMINTE, TRE FIERS, LUEISH GRY TO RK GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. SMPLE # TESTE FOR EMIL RTERIZTION. PPROXIMTELY.7-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL IN PIPE SING REMOVE N ORING LLOWE TO VE 0 W. S M G.S M JUL IR H O LL SP-SM SEM PL TOP OF EK 0' TO.5' IR.5' TO 9' WTER 9' TO 9' () FT LY, VERY SOFT TO SOFT, STURTE, MOTTLE, OSIONL ORGNIS, TRE WOO, OSIONL SHELL FRGMENTS, RK GREEN. (LUSTRINE). ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. SMPLE # TESTE FOR EMIL RTERIZTION. -IN PIPE SING SET TO EL IN PIPE SING REMOVE N ORING LLOWE TO VE 0 W. S M 05 PR 7 0' TO 0.' EK 0.' TO.5' IR.5' TO 9.5' WTER W. S M G.S M JUL IR H O LL PL TOP OF EK 0' TO.5' IR.5' TO 8.8' WTER 8.8' TO ' () FT LY, VERY SOFT TO SOFT, STURTE TO WET, TRE FINE SN, TRE ORGNIS, OOZE LIKE, GREENISH GRY. (LUSTRINE). ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. SMPLE # TESTE FOR EMIL RTERIZTION. PPROXIMTELY.7-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL IN PIPE SING REMOVE N ORING LLOWE TO VE 0 W. S. 65. G.S M 05 PR 7 0' TO 0.' EK 0.' TO.5' IR.5' TO 9.5' WTER 9.5' TO 5' () FT LY, VERY SOFT, WET, ORGNI RI, STIKS, ROOTS, SHELLS, RK ROWN TO GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY 0.-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL IN PIPE SING REMOVE N ORING LLOWE TO VE 0 W. S M 06 PR 7 0' TO 0.' EK 0.' TO.5' IR.5' TO.5' WTER GENERL ORING LEGEN W.S G.S. 00. W.L MY 98 8-M GW GP GM G SW SP SM S ML MH L OL OH PT SP- SM SP& SM YER OF ORING-ORING NUMER, ORING TYPE ( EG: M=MINE, =UGER, TP=TEST PIT, P=PIEZOMETER ). TE OF ORING WTER SURFE ELEVTION ON Y OF ORING GROUN SURFE ELEVTION T ORING WELL GRE GRVELS, GRVEL - SN MIXTURE, LITTLE OR NO FINES POORLY GRE GRVELS, LITTLE OR NO FINES SILTY GRVELS, GRVEL - SN - SILT MIXTURES LYEY GRVELS, GRVEL - SN - LY MIXTURES WELL GRE SNS, GRVELLY SNS, LITTLE OR NO FINES POORLY GRE SNS, GRVELLY SNS, LITTLE OR NO FINES SILTY SNS, SN - SILT MIXTURES LYEY SNS, SN - LY MIXTURES INORGNI SILTS, LIQUI LIMIT LESS THN 50 INORGNI SILTS, LIQUI LIMIT GRETER THN 50 INORGNI LYS, LOW TO MEIUM PLSTIITY, LIQUI LIMIT LESS THN 50 INORGNI LYS, HIGH PLSTIITY, LIQUI LIMIT GRETER THN 50 ORGNI SILTS OR LYS, LOW PLSTIITY, LIQUI LIMIT LESS THN 50 PET ORERLINE MTERIL STRTIFIE MTERIL LOTION N SMPLE NUMER FOR UNISTURE SMPLE NO REOVERY GENERL ORING NOTES ORGNI LYS, HIGH PLSTIITY, LIQUI LIMIT GRETER THN 50 WTER LEVEL ON TE OF ORING ELEVTION T OTTOM OF ORING. GENERL: THE UNIFIE SOIL LSSIFITION SYSTEM IS USE TO IENTIFY SI SOIL TYPE. THE LEGEN REPRESENTS ONLY THE SI SOILS. TO OMPLETE THE LSSIFITION, PERTINENT INFORMTION IS E TO THE RIGHT OF THE ORING STFF. NOTES PERTINING TO SPEIFI ORING RE SHOWN ELOW THE ORING STFF.. MOISTURE ONTENT: THE NTURL MOISTURE ONTENT IN PERENT OF RY WEIGHT (M) IS SHOWN TO THE LEFT OF THE ORING STFF.. LOW OUNT (): LOW OUNTS RE SHOWN TO THE LEFT OF THE ORING STFF N, EXEPT S NOTE, RE THE NUMER OF LOWS NEESSRY TO RIVE THE SMPLER USE ISTNE OF -INES. STNR LOW OUNTS RE FOR STNR PENETRTION TEST () USING -/ I X -IN O SMPLER, OR -/8 I X -IN O SMPLER, 0 L. HMMER, N 0-IN ROP. FOR NON-STNR LOW OUNTS SMPLER SIZE, HMMER WEIGHT, N HEIGHT OF ROP RE S SHOWN. US rmy orps TE: ESIGNE Y: ESRIPTION MRK PPR. TE MRK ESRIPTION TE PPR. U.S. RMY ORPS OF ENGINEERS ST. PUL ISTRIT W N Y: K Y: SOLIITTION NO.: ST. PUL, MINNESOT SUMITTE Y: ONTRT NO.: PLOT SLE:PLOT TE: FILE NUMER: 9/8/08 " = 0' SIZE: FILE NME: NSI MGLER_-0XXX.dgn 60.9 G.S ' TO 5' () FT LY, VERY SOFT, WET, ORGNIS, ROOTS STIKS SHELLS, RK ROWN TO GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY.5-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL IN PIPE SING REMOVE N ORING LLOWE TO VE.5 G.S IN PIPE SING SET TO EL ' TO 5.' () FT LY, VERY SOFT, WET TO STURTE, ORGNIS, ROOTS, PLNT FRGMENTS, WOO, SHELLS, RK GRY 5.' TO 6.5' () FT LY, SOFT-MEIUM STIFF, MOIST, SHELLS, SOME PLNT MTTER, RK GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY.-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING REMOVE N ORING LLOWE TO VE. TTERERG LIMITS: LIQUI LIMIT (LL) N PLSTI LIMIT (PL) RE SHOWN TO THE RIGHT OF THE ORING STFF SIZE: THE GRIN SIZE IN MILLIMETERS OF WHI 0% OF THE SMPLE IS FINER IS SHOWN TO THE LEFT OF THE ORING STFF. 6. RQ: ROK QULITY ESIGNTION (RQ) IS SHOWN TO THE LEFT OF THE PERENT REOVERY OLUMN. RQ IS THE PERENT REOVERY ONSISTING OF UNROKEN PIEES LONGER THN -INES. 7. % REOVERY: PERENT ORE REOVERY IS SHOWN TO THE LEFT OF THE ORING STFF. PERENT REOVERY IS LENGTH OF ORE REOVERE/LENGTH OF ORE UT X 00. UNLESS SPEIFIE OTHERWISE, LL ORE IS -IN IMETER. EMP - MGREGOR LKE POOL 0 ORING LOGS 8. ELEVTIONS REFERENE TO N..V J. UNLESS SPEIFIE OTHERWISE. 9. THE ORINGS SHOW SUMMRIES OF INFORMTION REORE ON THE ORIGINL FIEL LOGS. THESE LOGS RE VILLE FOR INSPETION T THE ST. PUL ISTRIT OFFIE. RRNGEMENTS TO INSPET LOGS N E ME Y LLING (65) I -0

6 5 7-7M 06 PR 7 7-8M 06 PR 7 7-9M 06 PR 7 US rmy orps W. S G.S ML 0' TO 0.' EK 0.' TO.5' IR. -IN PIPE SING SET TO EL ' TO 0.5' WTER 0.5' TO 5.5' (ML) SNY SILT, MEIUM STIFF TO VERY SOFT, WET TO STURTE, ROOTS, STIKS, SHELL FRGMENTS, RK GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. -IN PIPE SING REMOVE N ORING LLOWE TO VE 0 W. S G.S M 06 PR 7 ML SP 0' TO 0.' EK 0.' TO.5' IR.5' TO ' WTER W. S G.S ' TO 0.7' () FT LY, SOFT TO VERY SOFT, WET TO STURTE, IRON OXIE STINING, STIKS N PLNT MTTER, GRY 0.7' TO.9' (ML) SNY SILT, MEIUM STIFF, WET, SOME STIKS N PLNT MTTER, GRY.9' TO 0' (SP) POORLY GRE SN, LOOSE, STURTE, SHELL FRGMENTS, ROWNISH GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. -IN PIPE SING SET TO EL , ENTONITE RILLING FLUI USE ELOW SING. -IN PIPE SING REMOVE N ORING LLOWE TO VE ML SP SP-SM OL 0' TO 0.' EK 0.' TO.5' IR.5' TO 9' WTER 9' TO 9.5' (OL) OOZE, WITH WOO, SHELLS, PLNT MTTER 9.5' TO.5' (ML) SNY SILT, SOFT, WET TO STURTE, STIKS, SHELLS, PLNT MTERIL, GRY.5' TO 7.' () FT LY, MEIUM STIFF TO SOFT, WET, ROOTS, SHELL FRGMENTS, RK GRY 7.' TO 5' (SP) POORLY GRE SN, LOOSE, STURTE, SOME LY SEMS VERY THIN, LIGHT GRY 5' TO 0' (SP-SM) POORLY GRE SN WITH SILT, LOOSE, STURTE, LMINTE WITH ORGNI LYERS IN ZONES, GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY 0.5-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL. 60.5, ENTONITE RILLING FLUI USE ELOW SING. -IN PIPE SING REMOVE N ORING LLOWE TO VE 0 W. S G.S M 06 PR ' TO 0.' EK 0.' TO.5' IR.5' TO 8.' WTER 8.' TO ' () FT LY, VERY SOFT, STURTE TO WET, PLNT MTTER N SHELL FRGMENTS, RK GRY TO ROWN. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY 0.8-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL IN PIPE SING REMOVE N ORING LLOWE TO VE 6 W. S G.S OL SP-SM SP-SM 0' TO 0.' EK 0.' TO.5' IR.5' TO 6' WTER 6' TO.' (OL) ORGNI SOIL, VERY SOFT, STURTE, OOZE LIKE, NER OR OVE LIQUI LIMIT, TRE FINE SN,TRE ROOTS, LK MOTTLE WITH GRY.' TO 9' (SP-SM) POORLY GRE SN WITH SILT, LOOSE, STURTE, GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY -FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL , ENTONITE RILLING FLUI USE ELOW SING. -IN PIPE SING REMOVE N ORING LLOWE TO VE 0 W. L G.S M 06 PR 7 SM 0' TO 0.' EK 0.' TO.5' IR. -IN PIPE SING SET TO EL ' TO 8.8' WTER 8.8' TO ' () FT LY, VERY SOFT TO SOFT, STURTE TO WET, STIKS N PLNT MTTER, ROWNISH GRY ' TO ' (SM) SILTY SN, LOOSE, STURTE, RK GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY 0.6-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING REMOVE N ORING LLOWE TO VE TE: ESIGNE Y: ESRIPTION MRK PPR. TE MRK ESRIPTION TE PPR. W N Y: K Y: SOLIITTION NO.: SUMITTE Y: ONTRT NO.: FILE NUMER: PLOT SLE:PLOT TE: 9/8/08 " = 0' SIZE: FILE NME: NSI MGLER_-0XXX.dgn 0 W. S M 07 PR 7 0' TO 0.' EK 0 W. L M 07 PR 7 0' TO 0.' EK 0 W. L M 07 PR 7 0' TO 0.' EK U.S. RMY ORPS OF ENGINEERS ST. PUL ISTRIT ST. PUL, MINNESOT 0.' TO.5' IR 0.' TO.5' IR 0.' TO.5' IR 60 G.S ' TO 8' WTER G.S ' TO 7' WTER G.S ' TO 8.' WTER ML/SM L SP & S & 8 8 8' TO ' () LEN LY, VERY SOFT, STURTE, TO SOFT TO OPEN RETINER, ROWN ' TO ' (ML/SM) SILTY SN, MEIUM STIFF, WET TO STURTE, TRE ROOTS, ROWN ' TO 0' (L) LEN LY, SOFT, WET, TRE ORGNIS ROOTS N PLNT MTTER, MELY TEXTURE, RK GRY. (LUSTRINE) 0' TO 0' (SP) SN INTEREE WITH LYEY SN WITH FT LY SEMS, LOOSE, STURTE, THIN EE, LK N GRY ML 7' TO ' () FT LY, VERY SOFT, STURTE, OOZE LIKE, NOT STIFF ENOUGH TO PUSH THOUGH RETINER, SOME ORGNIS, ROWN TO LK ' TO 5' (ML) SNY SILT, MEIUM STIFF TO LOOSE, WET TO STURTE, RK ROWNISH GRY 5' TO 0' () FT LY, MEIUM STIFF, WET TO MOIST, SOME ROOTS, GRY L SM 8.' TO 9.8' (L) LEN LY, VERY SOFT, STURTE, OOZE LIKE, ROWN TO LK 9.8' TO 6.' (SM) SILTY SN, LOOSE, STURTE, ROOTS N STIKS, ROWNISH GRY 6.' TO 0' () FT LY, MEIUM STIFF, MOIST TO WET, STTERE ROOTS N STIKS, MEIUM GRY (LUSTRINE) EMP - MGREGOR LKE POOL 0 ORING LOGS. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY -FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL. 60.0, ENTONITE RILLING FLUI USE ELOW SING. -IN PIPE SING REMOVE N ORING LLOWE TO VE. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY -FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL. 60.5, ENTONITE RILLING FLUI USE ELOW SING. -IN PIPE SING REMOVE N ORING LLOWE TO VE. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY.6-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL. 60.0, HOLE FLUSHE WITH WTER ELOW SING. -IN PIPE SING REMOVE N ORING LLOWE TO VE I -0

7 5 7-6M US rmy orps 07 PR W. S G.S ' TO 0.' EK 0.' TO.5' IR.5' TO 8.' WTER 60 TE PPR. L 8.' TO.7' (L) LEN LY, VERY SOFT, TOO SOFT TO ENTER SMPLER, OOZE LIKE, LK N ROWN S L & S.7' TO 5.' (S) LYEY SN, LOOSE, STURTE, O. ORGNI STRINGERS, ROWN TO GRY 5.' TO.' (L) LEN LY, MEIUM STIFF, WET TO MOIST, O. ROOT OR STIK, GRY GRY.' TO 0' (&S) FT LY WITH SN SEMS, SOFT, WET, TRE ORGNIS, SN SEMS INRESING WITH EPTH EOMING INTEREE WITH S, ROWN TO GRY. ELEVTION ETERMINE FROM PRO-RTE POOL 0 WTER SURFE. PPROXIMTELY.5-FEET OF OOZE LIKE MTERIL T THE SURFE. -IN PIPE SING SET TO EL. 60.0, HOLE FLUSHE WITH WTER ELOW SING. -IN PIPE SING REMOVE N ORING LLOWE TO VE 5. UNISTURE SMPLE TKEN IN OFFSET ORING 0 G.S PR 7 L L 8 L 0' TO 0.9' (L) LITTLE GRVEL, ROOTS, ROWN. (TOPSOIL) 0.9' TO ' LEN LY WITH SN, MEIUM STIFF TO HR, RO E GRVEL, SPHLT, (FILL) ' TO ' (L) GRVELLY LEN LY WITH SN, WETTER WITH EPTH, INRESING SN, (FILL) ' TO 7' (L) LEN LY WITH SN, MEIUM STIFF, WET, ROWN. (FILL). WTER LEVEL NOT ETERMINE, RIVER ELEVTION HOLE RILLE WITH HN UGER G.S PR 7 L. WTER LEVEL NOT ETERMINE, RIVER ELEVTION HOLE RILLE WITH HN UGER 0' TO 0.9' SILTY SN WITH GRVEL, MOIST, ROOTS, ROWN. (TOPSOIL) 0.9' TO.5' (L) LEN LY WITH GRVEL, MEIUM STIFF, MOIST TO WET, ROWN. (FILL) G.S PR 7 L L. WTER LEVEL NOT ETERMINE, RIVER ELEVTION HOLE RILLE WITH HN UGER 0' TO.6' (L) GRVELLY LEN LY WITH SN, MEIUM STIFF, MOIST, SOME OLES, ROWN. (FILL).6' TO 5' (L) GRVELLY LEN LY WITH SN, MEIUM STIFF, MOIST, ROWN. (FILL) TE: ESIGNE Y: ESRIPTION MRK PPR. TE MRK ESRIPTION W N Y: K Y: SOLIITTION NO.: SUMITTE Y: ONTRT NO.: FILE NUMER: PLOT SLE:PLOT TE: 9/8/08 " = 0' SIZE: FILE NME: NSI MGLER_-0XXX.dgn U.S. RMY ORPS OF ENGINEERS ST. PUL ISTRIT ST. PUL, MINNESOT EMP - MGREGOR LKE POOL 0 ORING LOGS I -0

8 US rmy orps EROSION PROTETION "R" TE PPR. -0 MRQUETTE, I FLOW MOIFITION STRUTURE "" FLOOPLIN FOREST "F" G -0 (WEST NNEL) FLOOPLIN FOREST "F6" FLOOPLIN FOREST "F5" EROSION PROTETION "R" F -0 ROK ERM "W" -0 MGREGOR LKE PLN VIEW 0 800' ' FLOOPLIN FOREST "F8" N -0 FLOOPLIN FOREST "F" EROSION PROTETION "R" E -0 (EST NNEL) FLOW PRIRIE U IEN, WI ELEVTION TUM (VERTIL ONTROL): OORINTE SYSTEM (HORIZONTL ONTROL): NV 88 N 8 (0) GEOI I SPS, NORTH ZONE-U.S. SURVEY FT. OMINE FTOR (F): TE: ESIGNE Y: ESRIPTION MRK PPR. TE MRK ESRIPTION U.S. RMY ORPS OF ENGINEERS EMP - MGREGOR LKE SOLIITTION NO.: W N Y: K Y: ST. PUL ISTRIT ST. PUL, MINNESOT POOL 0 ONTRT NO.: SUMITTE Y: FILE NUMER: PLOT SLE:PLOT TE: SITE FETURES PLN I 9/8/08-0 FILE NME: SIZE: MGLER_-0XXX.dgn NSI

9 5 US rmy orps TE PPR. REGE "9" REGE "5" REGE "6" REGE "" REGE "" -0 REGE "7" N PLN VIEW 0 500' 000' FLOW POOL 0 ELEVTION TUM (VERTIL ONTROL): OORINTE SYSTEM (HORIZONTL ONTROL): NV 88 N 8 (0) GEOI I SPS, NORTH ZONE-U.S. SURVEY FT. OMINE FTOR (F): TE: ESIGNE Y: ESRIPTION MRK PPR. TE MRK ESRIPTION U.S. RMY ORPS OF ENGINEERS EMP - MGREGOR LKE SOLIITTION NO.: W N Y: K Y: ST. PUL ISTRIT ST. PUL, MINNESOT POOL 0 ONTRT NO.: SUMITTE Y: FILE NUMER: PLOT SLE:PLOT TE: REGING SITE PLN I 9/8/08-0 FILE NME: SIZE: MGLER_-0XXX.dgn

10 5 VRIES GENERL NOTES THIS SHEET:. ELEVTIONS SHOWN REFLET ELEVTIONS S ONSTRUTE. SETTLEMENT WILL OUR FTER ONSTRUTION IS OMPLETE. US rmy orps EXISTING GRE ERM MIXTURE TE PPR. GRNULR FILL LOW ONTROL POOL EL 60.0' EXISTING GRE SLOPE VRIES V:5H TO V:0H EL ' LOW ONTROL POOL EL 60.0' REGING -0 ' VRIES TYPIL SETION FOREST FLOOPLIN FOREST SLE: NTS. FLOOPLIN FOREST RES SHLL E UILT IN ORNE WITH TYPIL SETION.. ERM MIXTURE: - 60% FINE FILL - 0% GRNULR FILL TYPIL SETION SLE: NTS TYPIL SETION SLE: NTS R0 RIPRP W - ROK ERM EL '.5. ERMS SHLL E UILT IN ORNE WITH TYPIL SETION. FINE ORROW. REGING RES SHLL E REGE IN ORNE WITH TYPIL SETION. LOW ONTROL POOL EL 60.0' EXISTING GRE SLOPE VRIES V:5H TO V:0H EXISTING GRE -0 EL '.5 5' R0 RIPRP TYPIL SETION SLE: NTS.5 R - OFFSHORE ROK MOUNT. EROSION PROTETION SHLL E UILT IN ORNE WITH TYPIL SETION. 0' EXISTING TOP OF NK ELEVTION TUM (VERTIL ONTROL): OORINTE SYSTEM (HORIZONTL ONTROL): NV 88 N 8 (0) GEOI I SPS, NORTH ZONE-U.S. SURVEY FT. OMINE FTOR (F): TE: ESIGNE Y: ESRIPTION MRK PPR. TE MRK ESRIPTION U.S. RMY ORPS OF ENGINEERS EMP - MGREGOR LKE SOLIITTION NO.: W N Y: K Y: ST. PUL ISTRIT ST. PUL, MINNESOT POOL 0 ONTRT NO.: SUMITTE Y: FILE NUMER: PLOT SLE:PLOT TE: SETIONS I /7/08-0 FILE NME: SIZE: MGLER_-0XXX.dgn NSI

11 5 GENERL NOTES THIS SHEET:. ELEVTIONS SHOWN REFLET ELEVTIONS S ONSTRUTE. SETTLEMENT WILL OUR FTER ONSTRUTION IS OMPLETE. US rmy orps EL. 6.50' F GRE ' ' WELL GRE RIPRP WITH SOIL FILLE VOIS N SEEE ' F GRE TE PPR. 0' EL ' LOW ONTROL POOL EL 60.0' EXISTING GRE E -0 R5 RIPRP TYPIL SETION R - EROSION PROTETION SLE: NTS F -0 G ' MIN THIKNESS R5 RIPRP TYPIL SETION SLE: NTS MX. SLOPE: V:H R - EROSION PROTETION ' TYPIL SETION -0 - FLOW MOIFITION STRUTURE SLE: NTS EL. 6.00' EL ' EXISTING GRE ' R5 RIPRP EXISTING GRE ELEVTION TUM (VERTIL ONTROL): OORINTE SYSTEM (HORIZONTL ONTROL): NV 88 N 8 (0) GEOI I SPS, NORTH ZONE-U.S. SURVEY FT. OMINE FTOR (F): TE: ESIGNE Y: ESRIPTION MRK PPR. TE MRK ESRIPTION U.S. RMY ORPS OF ENGINEERS EMP - MGREGOR LKE ST. PUL ISTRIT SOLIITTION NO.: W N Y: K Y: ST. PUL, MINNESOT POOL 0 ONTRT NO.: SUMITTE Y: FILE NUMER: PLOT SLE:PLOT TE: SETIONS I 9/8/08 FILE NME: SIZE: -0 MGLER_-0XXX.dgn