Amendment 0003_THA-WT-122_C-101_REV1.pdf

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E of Engineers

US Army Corps

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ISSUE FOR CONSTRUCTION

330330

330330

0+00 0+10 0+20 0+30 0+40 0+50 0+60 0+70 0+80 0+90 1+00 1+10 1+20 1+30 1+40 1+50 1+60 1+70 1+80 1+90 2+00

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0 10 20 30-10-20-30

0+39.25

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0 10 20 30-10-20-30

1+25.75 pw://PWINT-WPC.EIS.DS.USACE.ARMY.MIL:CENAE - New England District/Documents/Civil Works/Flood Control/Thames River Basin/West Thompson Lake/Blain Road Pedestrian Bridge/30000 - Planning & Engineering & Design/30DA0 - Plans & Specs/CAD_BIM/_Sheets/Site Pla

4:20:17 PM 5/6/2021 PD: AEC_pdf.pltcfg DS: AEC_Screen_Color.dscript

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C-101

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10' 20'0A1

SITE PLAN AND ABUTMENT SECTIONS

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WEST ABUTMENT SECTION (STA. 0+39.25)

EAST ABUTMENT SECTION (STA. 1+25.75)

NORTH SOUTH

NORTH SOUTH

WEST EAST

LEGEND

EXISTING PROPOSED DESCRIPTION

MAJOR ELEVATION CONTOURS (NAVD88)

MINOR ELEVATION CONTOURS (NAVD88)

TYPICAL WATER LINE

WETLAND DELINEATION LIMITS (UPLAND)

WETLAND HATCH

GRADE LINES (SECTIONS & PROFILE)

WALKING PATH

WOODY VEGETATION

GRASSES AND SHRUBS

STATIONING (S+SS)

RIPRAP PROTECTION

CONCRETE ABUTMENT/FOOTING (HIDDEN)

CONCRETE ABUTMENT/FOOTING (EXPOSED)

ABUTMENT FOOTING COORDINATES

NORTH-EAST CORNER

NORTH-WEST CORNER

SOUTH-EAST CORNER

SOUTH-WEST CORNER

NORTH-EAST CORNER

NORTH-WEST CORNER

SOUTH-EAST CORNER

SOUTH-WEST CORNER

N 913001.16 E 1227204.30

N 912998.85 E 1227197.23

N 912987.60 E 1227209.46

N 912985.29 E 1227203.38

N 913031.37 E 1227283.75

N 913029.06 E 1227277.68

N 913.017.82 E 1227288.91

N 913015.51 E 1227282.83

ABUTMENT

EXISTING

GRADE

EXISTING

WATER SURFACE (TYP)

WATER SURFACE (TYP)

ABUTMENT

EXISTING

GRADE

EXISTING

CUT MATERIAL

GRADE

EXISTING

ABUTMENT

EXISTING

BRIDGE DECK OUTLINE

E 1227166.29

N 912979.46

E 1227199.17

N 912991.45

PI (STA. 0+35)

E 1227287.96

N 913025.22

PI (STA. 1+30)

E 1227356.86

N 913037.58

WEST ABUTMENT (FOOTING CENTERED ON STA. 0+40)

EAST ABUTMENT (FOOTING CENTERED ON STA. 1+25)

N 912995.00

E 1227208.52

CENTER POINT

FOOTING

N 912995.00

E 1227208.52

CENTER POINT

FOOTING

GENERAL SITE/CIVIL NOTE 4)

EXISTING ABUTMENT (SEE

SILT FENCE AROUND

N=913000.00

E .0

N=913000.00

FILTER LAYER STONE (SECTIONS & PROFILE)

BEDDING MATERIAL (SECTIONS & PROFILE)

BEDDING MATERIAL (TYP)

(TYP)

MATERIAL

FILTER

CONCRETE BRIDGE SEAT

CONCRETE BRIDGE SEAT

EXISTING SOILS (SECTIONS & PROFILE)

(18 INCH MINIMUM)

RIPRAP (TYP)

CONCRETE BRIDGE SEAT

GRAVEL WALKING PATH (TYP)

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BACKFILL MATERIAL (TYP)

BACKFILL MATERIAL (TYP)

BACKFILL MATERIAL (SECTION/PROFILE)

A P

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IL

CONTROL LIMITS SHOWN.

SHALL EXTEND UP TO THE SEDIMENT

CONSTRUCTION LOAM AND SEEDING

SHRUB CLEARING/GRUBBING AND POST

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GENERAL SITE/CIVIL NOTE 4)

EXISTING ABUTMENT (SEE

SILT FENCE AROUND

BRIDGE (APPROX. 85' x 5')

NEW PREFABRICATED

BRIDGE (APPROX. 85' x 5')

NEW PREFABRICATED

ALIGNMENT PROFILE - SOUTH ELEVATION

RIPRAP (TYP)

INSTALL NEW

ABUTMENT

NEW CONCRETE

TO REMAIN

EXISTING ABUTMENT

TO REMAIN

EXISTING ABUTMENT

ABUTMENT

NEW CONCRETE

ABUTMENT

CONCRETE

NEW

CONTROL LIMITS SHOWN.

SHALL EXTEND UP TO THE SEDIMENT

CONSTRUCTION LOAM AND SEEDING

SHRUB CLEARING/GRUBBING AND POST

POE (STA. 2+00)

POB (STA. 0+00)

(TYP)

EXISTING PATH SURFACE

TIE-IN BETWEEN NEW AND

MEET EXISTING GRADE AT

ON SHEET C-501)

PATH (SEE DETAIL F1

NEW GRAVEL WALKING

(SEE DETAILS ON SHEET S-501)

NEW CONCRETE ABUTMENT

SEE SECTION 31 00 00

BACKFILL MATERIAL (TYP);

SEE SECTION 31 00 00

(12 INCH MINIMUM);

BEDDING MATERIAL

SEE SECTION 31 00 00

(6 INCH MINIMUM);

FILTER MATERIAL

SEE SECTION 35 31 19

(18 INCH MINIMUM);

RIPRAP (TYP)

SEE SECTION 31 00 00

BACKFILL MATERIAL (TYP);

(SEE DETAILS ON SHEET S-501)

NEW CONCRETE ABUTMENT

SEE SECTION 35 31 19

(18 INCH MINIMUM);

RIPRAP (TYP)

SEE SECTION 31 00 00

(6 INCH MINIMUM);

FILTER MATERIAL

SEE SECTION 31 00 00

(12 INCH MINIMUM);

BEDDING MATERIAL

SEDIMENT CONTROL MEASURES (APPROX.)

HOR/VERT SCALE: 1" = 10'

HOR/VERT SCALE: 1" = 10'

WEST ABUTMENT FOOTING CENTERED AT STA. 0+40 EAST ABUTMENT FOOTING CENTERED AT STA. 1+25

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AND EROSION CONTROL MEASURES AS NECESSARY THROUGHOUT CONSTRUCTION.

ABUTMENTS TO PREVENT SILTATION RUNOFF FROM CONSTRUCTION ACTIVITIES. ADJUST SEDIMENT

CLARITY PURPOSES. EXTEND/CONTINUE SILT FENCING ALONG THE PERIMETER OF THE EXISTING

3. SEDIMENT CONTROL MEASURES ALONG THE EXISTING ABUTMENT EDGES ARE NOT SHOWN FOR

CONSTRUCTION ACTIVITIES AT NO ADDITIONAL COST TO THE GOVERNMENT.

REMAIN. THE CONTRACTOR SHALL RESTORE ANY DAMAGES TO THE ABUTMENTS CAUSED BY

2. THE CONTRACTOR IS RESPONSIBLE FOR THE PROTECTION OF THE EXISTING STONE ABUTMENTS TO

CONTRSUCTION AS CLOSE AS POSSIBLE.

EXISTING ABUTMENTS CONSIST OF DRY-SET GRANITE AND FIELDSTONES. MATCH EXISTING WALL

AS NECESSARY TO EXCAVATE AND FILL BEHIND THEM AS INDICATED ON THE CONTRACT DRAWINGS.

1. THE CONTRACTOR SHALL RESET LOOSE OR UNSTABLE STONES OF THE EXISTING ROAD ABUTMENTS

GENERAL SITE/CIVIL NOTES:

WATER SURFACE (EL. VARIES)

SPLIT RAIL FENCE

INSTALL 16' OF

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APPROX. 1-FT DIA. EACH

GRUBBED (TYP OF 2)

TREE TO BE CLEARED AND

AND STAGING AREA

TEMPORARY STORAGE

(SEE CLEARING AND GRUBING NOTE 4)

REMOVED AND STUMP GROUND

APPROX. 3-FT DIA. TREE TO BE

ABUTMENT.

TREE'S ROOTS IS NOT REQUIRED, ONLY AS NEEDED FOR THE INSTALLATION OF THE CONCRETE

REQUIRED THICKNESSES WITH RESPECT TO THE FINAL GRADING. GRUBBING ALL OF THE 3-FOOT DIA.

STUMP TO AN ELEVATION SUFFICIENT TO INSTALL THE RIPRAP AND FILTER LAYERS TO THE

4. THE CONTRACTOR SHALL REMOVE THE EXISTING 3-FOOT DIA. TREE AND GRIND THE REMAINING

SECTION 01 57 23 WITHOUT PLACEMENT OF AN APPROVED STABILIZATION MATERIAL.

UNWORKED FOR A DURATION GREATER THAN THE AMOUNT OF TIME NOTED IN SPECIFICATION

AND RIP RAP SLOPES. IT IS NOT INTENDED FOR ANY PORTION OF THE SLOPES TO BE DISTURBED AND

3. ALL GRUBBING SHALL OCCUR SEQUENTIALLY WITH INSTALLATION OF THE BRIDGE FOUNDATIONS

2. ALL CLEARING OF TREES AND SHRUBS SHALL OCCUR AT THE START OF CONSTRUCTION.

THE FINAL GRADING SHOWN.

GRUBBING. THE CONTRACTOR SHALL ALSO CLEAR AND GRUB AREAS AS NECESSARY TO ACHIEVE

1. DUE TO VEGETATION OVERGROWTH, PORTIONS OF THE ACCESS ROUTES REQUIRE CLEARING AND

CLEARING AND GRUBBING NOTES:

WEST

C-101

EAST

C-101