EXISTING TREES / BUSHES

LEGEND

FENCE

HISTORICAL RIVER CHANNEL LOCATION

NOTES

HURON RIVER BANK

EXISTING MONITORING WELL LOCATION AND NUMBER

1. BASE MAP DEVELOPED FROM SITE PLAN PROVIDED BY MICHCON, DATEDOCTOBER 2007 AND UPDATED USING AERIAL PHOTOS AND DATA FROM ALIMITED SITE SURVEY CONDUCTED IN JUNE 2009, APRIL 2010, AND JULY 2011(NAVD88), AND SITE TOPO DATED AUGUST 2011.

2. OFF-SITE FEATURES ARE DEPICTED CONCEPTUALLY. RIVER WIDTH ANDBOUNDARY APPROXIMATE.

3. PLANTING ZONE A TO BE SEEDED AND PLANTED WITH SHRUBS, SEDGES ANDGRASSES. SEE SPECIFICATIONS ON SHEET 17.

4. PLANTING ZONE B TO BE SEEDED AND PLANTED WITH NATIVE TREES ANDOTHER LARGE ROOT STRUCTURE PLANTS. SEE SPECIFICATIONS ON SHEET 17.

5. SEE SEEDING, ROAD GRAVEL , RIP RAP AND PLANTING SECTIONS INSPECIFICATIONS ON SHEETS 16 AND 17.

6. APPROXIMATE LOCATION OF WHITEWATER FEATURES AS PLANNED BY THECITY OF ANN ARBOR.

7. SALVAGED FENCE TO BE INSTALLED FROM EXISTING FENCE TO EDGE OFRIVER. POSTS TO BE INSTALLED MAXIMUM 1-FOOT DEEP OVER CAP AREA.FENCE POST INSTALLATION CANNOT PENETRATE SELECT CRUSHED STONEBED.

8. EROSION CONTROL AND REVEGETATIVE MAT TO BE INSTALLED FROM THEUPSLOPE EDGE OF RIP RAP TO THE DOWNSLOPE EDGE OF PLANTING ZONE BAS WELL AS ANY DISTURBED AREA WITHOUT RIP RAP WITHIN 30' OF THERIVER BANK AS SHOWN ON THIS DRAWING. SEE DETAIL 1, SHEET 14.

9. ALL DISTURBED AREAS MUST BE STABILIZED WITH SEEDING OR AGGREGATEIN ACCORDANCE WITH SOIL EROSION CONTROL PERMIT.

10. SEE DETAIL 6, SHEET 12 FOR NAPL TRAPPING CAP RESTORATION.

11. PERMANENT MARKERS TO BE MINIMUM 3' DIAMETER BOULDERS INSTALLEDAS PART OF CAP RESTORATION.

MW-6

RAILROAD TRACKS

APPROXIMATE SITE BOUNDARY

FORMER RAILROAD TRACKS (SPUR)

APPROXIMATE CITY STORM DRAIN LOCATION

SEEDING

AREA OF NAPL TRAPPING CAP

ROAD GRAVEL

RIP RAP

PLANTING ZONE A

PLANTING ZONE B

DETAIL NUMBER

SHEET NUMBER

411

765 PROPOSED FINAL GRADE (5' CONTOUR)

PROPOSED FINAL GRADE (1' CONTOUR)

EXISTING GROUND SURFACE CONTOUR (5')

EXISTING GROUND SURFACE CONTOUR (1') PERMANENT MARKER LOCATION

EXISTING FLOOD PLAIN BOUNDARY

APPROXIMATE EXISTING FLOODPLAIN ELEVATION

766.8DRAINAGE PATTERN

SeeNote 10

APPROXIMATELOCATION OF

ORIGINALHURON RIVER

CHANNEL(FILLED ~1915)

GATE

TW-6R

TW-2

W-3

TW-8

MW-1

TW-1

ET-04

ET-05

ET-06

W-7

TW-9

W-8

TW-11

MW-2

F L O W D I R E C T I O N

FORMERSERVICE CENTER

BUILDINGFOUNDATION

H U R O NR I V E

R

W-4

W-6

AMTR

AK ST

ATION

ENTR

ANCE

GATE

FORMER MICHCONBROADWAY STREET

MGP SITE

TW-3

GAT

E

SHEET PILE WALL

DEPOT STREET

NORT

H 4t

h AV

ENUE

ARGO DAM

AMTRAK PARKING LOT

(EASTERN PARCEL)

(WESTERN PARCEL)

GATE

GATE

DOCKINGBAY

W-10

ET-02

W-2

TW-5

TW-10

ALLENCREEKDRAIN

BROA

DWAY

STRE

ET

ET-03

CONC

RETE

CONCRETE

See Note 4

See Note 3

BACKFILL FORPRE-EXISTINGGRASSY AREAS (TYP)

311

BACKFILL FORPRE-EXISTING

PAVED AREAS (TYP)

411

MW-3

See Note 8

See Note 8

SALVAGEDFENCE

(See Note 7)

765

760

770

PERMANENTMARKER

(See Note 11)

BUILDING DECONSTRUCTED TOAVERAGE FOUNDATION ELEVATION OF

766.68'. INCREASED FLOODPLAINSTORAGE VOLUME ~55 CUBIC YARDS

RIVERBANK GRADED PER DESIGN. NETINCREASED FLOODPLAIN STORAGE

VOLUME ~1,155 CUBIC YARDS.

766.1

766.8

767.8

779.5

WHITEWATERFEATURE HURONRIVER STRUCTURE 2(SEE NOTE 6)

WHITEWATERFEATURE HURONRIVER STRUCTURE 1(SEE NOTE 6)

0

APPROXIMATE SCALE IN FEET

50' 100' 150' 200' 1540 Eisenhower PlaceAnn Arbor, MI 48108Phone: 734.971.7080Fax: 734.971.9022

FILE NO.

SCALE:

DATE PRINTED:

PROJ. NO.

PROJECT:

SHEET TITLE:

DATE:

DRAWN BY:

CHECKED BY:

APPROVED BY:

REVISIONDATE

2.

1.

NO.

3.

BY APP'D.

APRIL 2012

AS INDICATED

192363.0000.01

FIGURE 10

FORMER MICHCON BROADWAY STREET MGPANN ARBOR, MICHIGAN

SITE RESTORATION PLAN

DGS

CWD

VEB

DGS 04/26/12 SITE PLAN FOR PLANNING COMMISSION REVIEW VEB