SITE GRADING, BERM CONSTRUCTION, WATER ......®BOLTON &MENK ESTIMATE REFERENCE INFORMATION ESTIMATED PROJECT QUANTITIES ITEM NO. DESCRIPTION 1 TOPSOIL, STRIP, SALVAGE AND RESPREAD

CONSTRUCTION PLANS FOR

CREP PROJECT NO HAR882213A

PROJECT LOCATION

PLAN REVISIONS ISSUED FOR

z ltX) ltX)

DATE 418

SITE GRADING BERM CONSTRUCTION WATER CONTROL STRUCTURES RIP RAP EROSION AND SEDIMENT CONTROL

HARDIN COUNTY IOWA JUNE 2018

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MAP LEGEND MAP OF PORTIONS OF

HARDIN COUNTY IOWA - PROJECT LIMITS

111BOLTON -llampMENK

1519 BALTIMORE DRIVE AMES IOWA 50010

Phone (515)-233-6100 Email Amesbolton-menkcom

wwwbolton-menkcom

~ FALLS

N IPAl 3 or 2

ft~ ~~HW 025

19STHST

PROJECT DATUM

IOWA REGIONAL COORDINATE SYSTEM IRCS-4

SHEET NO 10

SHEET INDEX

SHEET TITLE TITLE SHEET

ESTIMATED QUANTITIES AND REFERENCE NOTES EXISTING SITE PLAN

30 40 41 50 51 52 53 60 61 62 80

FINAL PLAN DESIGN BERM PLAN AND PROFILE BERM PLAN AND PROVILE PRIMARY WEIR OUTLET PLAN AND PROFILE PIPE BYPASS PLAN AND PROFILE STRUCTURE DETAILS MISCELLANEOUS DETAILS EXISTING WATERWAY PLAN AND PROFILE RIP RAP RIFFLE CROSS SECTION RIP RAP RIFFLE DETAILS SEEDING AREAS

THIS PLAN SET CONTAINS 14 SHEETS

11111111

x~ss 10 111

1~ q~ frac34( ~ ~ bullmiddotmiddot middotmiddotbull ~~8middotmiddot ~

I HEREBY CERTIFYTHATTHIS ENGINEERING DOCUMENT WAS PREPARED BY ME OR UNDER MY DIRECT PERSONAL SUPERVISION AND THAT I AM A DULY LICENSED PROFESSIONAL ENGINEER UNDER THE LAWS OF THE STATE OF IOWA

f pound JONATHAN P~ ~ tj ROSENGREN ~ ~ i- 21661 j

~gNb REG NO 21661 DATE ~ ~- 6t6

I frac34Jtrmiddotmiddotmiddotmiddotmiddotbullbullmiddotmiddottf

i1J11 I DWP -11111111 111

MY LICENSE RENEWAL DATE IS DECEMBER 31 2018

PAGES OR SHEETS COVERED BY THISSEAL

All SHEET

IOWA DEPARTMENT OF AGRICULTURE HARDIN COUNTY CREP SITE PROJECT NO HAR882213A

TITLE SHEET

NOTE EXISTING UTILITY INFORMATION SHOWN ON THIS PLAN HAS BEEN PROVIDED BY THE UTILITY OWNER THE CONTRACTOR SHALL FIELD VERIFY EXACT LOCATIONS PRIOR TO COMMENCING CONSTRUCTION AS REQUIRED BY STATE LAW NOTIFY IOWA ON CALL 1-800-292-8989

THE SUBSURFACE UTILITY INFORMATION IN THIS PLAN IS UTILITY QUALITY LEVEL D THIS UTILITY QUALITY LEVEL WAS DETERMINED ACCORDING TO THE GUIDELINES OF CIASCE 38-02 ENTITLED STANDARD GUIDELINES FOR THE COLLECTION AND DEPICTION OF EXISTING SUBSURFACE UTILITY DATA

GOVERNING SPECIFICATIONS THE SPECIFICATIONSAS PREPARED BY IOWA DEPARTMENT OF AGRICULTURE AND LAND STEWARDSHIP AND BOLTON amp MENK INC SHALL BE CONSIDERED AS PART OF THIS DOCUMENT NATURAL RESOURCES CONSERVATION SERVICE CONSTRUCTION SPECIFICATIONS SHALL APPLY

THE 2018 EDITION OF THE IOWA STATEWIDE URBAN STANDARD SPECIF ICATIONS FOR PUBLIC IMPROVEMENTS SHALL GOVERN

IOWA DEPARTMENT OF TRANSPORTATION STANDARD SPECIFICATIONS FOR HIGHWAY AND BRIDGE CONSTRUCTION SERIES 2015 AND ALL CURRENT GENERAL SUPPLEMENTAL SPECIFICATIONS AND MATERIALS INSTRUCTIONAL MEMORANDUM SHALL GOVERN AS REFERENCED

ALL APPLICABLE FEDERAL STATE AND LOCAL LAWS AND ORDINANCES WILL BE COMPLIED WITH IN TH ECONSTRUCTION OF THIS PROJECT

regBOLTON ampMENK

ESTIMATED PROJECT QUANTITIESESTIMATE REFERENCE INFORMATION ITEM NO DESCRIPTION

1 TOPSOIL STRIP SALVAGE AND RESPREAD THIS IS THE QUANTITY TO REMOVE SALVAGE AND STOCKPILE 12 OF EXISTING MATERIAL FROM ALL AREAS TO BE EXCAVATED OR DISTURBED TO INCLUDE THE 1 BERM SUBCUT ALL AREAS TO RECEIVE SEED BORROW AREAS AND EXCAVATIONS BELOW THE NORMAL POOL ELEVATION SHALL HAVE A MINIMUM OF 6 OF TOPSOIL PLACED

2 CLEARING AND GRUBBING THIS SHALL BE CONSIDERED FULL COMPENSATION TO REMOVE ALL TREES STUMPS AND BRUSH FROM WITHIN THE WETLAND BOUNDARY AREA

3 STRUCTURE SEEDING FERTILIZING AND MULCHING THIS SEED IS FOR THE EMBANKMENT AND BERM AREA PIPE BENCHING AREA AND AREAS WHERE THE GROUND SLOPES WILL BE STEEPER THAN 51 THIS WILL INCLUDE ANY TOPSOIL WASTE AREAS OR SLOPES FROM TH BORROW AREA TO THE EXISTING GROUND MULCHING SHALL BE INCLUDED FOR THIS AREA

4 MOBILIZATIONDEMOBILIZATION THIS WORK SHALL INCLUDE THE MOBILIZATION AND DEMOBILIZATION OF THE CONTRACTORS FORCES AND EQUIPMENT FOR PERFORMING THE WORK UNDER THE CONTRACT ANY INSTALLATION OF THE SILT FENCE THROUGH ANY AREA SHALL BE CONSIDERED INCIDENTAL TO THIS ITEM THE USE OF THE TEMPORARY CONSTRUCTION ACCESS SHALL INCLUDE DEEP TILLAGE OF THE AREA ONCE CONSTRUCTION IS COMPLETE AND IS CONSIDERED INCIDENTAL TO THIS ITEM

5 DRAINAGE TILE INVESTIGATION AND REMOVAL THIS ITEM WILL CONSIST OF THE EXPLORATORY EXCAVATIONS REQUIRED TO LOCATE AND ABANDON THE TILES SHOWN ON THE PLANS OR NOT SHOWN THIS IS FULL COMPENSATION FOR THE EXCAVATION BACKFILLING AND ABANDONMENT OF THE TILE TRENCHES WITHIN THE PERMANENT EASEMENT BOUNDARY

6 EXCAVATION THIS IS FULL COMPENSATION FOR THE EXCAVATION REQUIRED FOR THE POOL AREA AND OUTLET CHANNEL THIS INCLUDES THE CONSTRUCTION OF THE EMBANKMENT BERM (DIKE) OF 2460 CY TO THE SLOPES AND EVEVATIONS DETAILED ON THE PLANS THE CONTRACTOR SHALL PROVIDE A MINIMUM ALLOWABLE SETTLEMENT OF 5 OF THE TOTAL FILL DEPTH WHEN CONSTRUCTING THE BERM THIS ADDITIONAL QUANTITY OF MATERIAL IS NOT FIGURED INTO THE BID QUANTITY EXCESS MATERIAL FROM EXCAVATIONS CAN BE USED OR WASTED HERE TO BUILD SLOPES THIS QUANTITY ASSUMED A 35 SHRINKAGE FACTOR ON THE MATERIAL

7 RCP 12 DIAMETER THIS IS FULL COMPENSATION FOR INSTALLATION BEDDING AND BACKFILLING OF THE BYPASS PIPING LENGTH IS BASED FROM CENTER OF STRUCTURE TO CENTER OF STRUCTURE AND THROUGH BENDS BEDDING SHALL BE CLASS R-2 WITH CLASS V PIPE

8 RCP 30 DIAMETER THIS IS FULL COMPENSATION FOR INSTALLATION BEDDING AND BACKFILLING OF THE OUTLET PIPING LENGTH IS BASED FROM CENTER OF STRUCTURE TO APRON BEDDING SHALL BE SELECT CLAY HAND TAMPED TO SPRINGLINE WITH CLASS IV PIPE ALL JOINTS SHALL BE CONNECTED PIPE JOINTS SEE IOWA DOT STANDARD ROAD PLAN DR-121

9 STRUCTURE SW-513 (36 WALL WIDTH) THIS SHALL BE CONSTRUCTED ACCORDING TO IOWA STATEWIDE URBAN STANDARD SPECIFICATIONS FOR PUBLIC IMPROVEMENTS THE CASTING LID SHALL BE BOLTED TO THE CASTING

11 APRON RCP 30 DIAMETER THIS SHALL BE CONSTRUCTED ACCORDING TO IOWA STATEWIDE URBAN STANDARD SPECIFICATIONS FOR PUBLIC IMPROVEMENTS ALL JOINTS SHALL BE CONNECTED PIPE JOINTS SEE IOWA DOT STANDARD ROAD PLAN DR-121

12 FOOTING FOR CONCRETE PIPE APRON D=30 THIS SHALL BE CONSTRUCTED ACCORDING TO IOWA STATEWIDE URBAN STANDARD SPECIFICATIONS FOR PUBLIC IMPROVEMENTS AS DETAILED IN FIGURE 4030221

13 RIP RAP CLASS E THIS ITEM INCLUDES EXCAVATION GEOTEXTILE FABRIC PLACEMENT (178 SY) AND RIP RAP MATERIAL PLACEMENT AS SHOWN PER PLANS THIS MATERIAL SHALL MEET THE IOWA DEPARTMENT OF TRANSPORTATION STANDARD SPECIFICATIONS FOR HIGHWAY AND BRIDGE CONSTRUCTION SERIES 2015 SECTION 2507 FOR CLASS E REVETMENT

14 SILT FENCE OR SILT FENCE DITCH CHECKS SILT FENCE OR SILT FENCE DITCH CHECKS TO BE INSTALLED DURING CONSTRUCTION ITEM INCLUDES ANCHORING POSTS MAINTENANCE AND CLEANING REMOVAL AND RESTORATION OF THE AREA TO FINISHED GRADE AND DISPOSAL

ITEM NO WORK OR MATERIALS NRCS SPEC NO

SUDAS SPEC NO TOTAL UNIT AS BUILT QTY

1 TOPSOIL STRIP SALVAGE AND RESPREAD IA-1 26 5187 CY 2 CLEARING AND GRUBBING IA-1 1 LS 3 STRUCTURE SEEDING FERTILIZING AND MULCHING IA-6 19 AC 4 MOBILIZATIONDEMOBILIZATION IA-8 1 LS 5 DRAINAGE TILE INVESTIGATION AND REMOVAL IA-9 1 LS 6 EXCAVATION IA-21 23 3785 CY 7 RCP 12 DIAMETER IA-46 741 LF 8 RCP 30 DIAMETER IA-46 82 LF 9 STRUCTURE SW-513 (36 WALL WIDTH) 6010-108-B1 2 EA

10 STRUCTURE SW-513 (54 WALL WIDTH) 6010-108-B2 1 EA 11 APRON RCP 30 DIAMETER 4030-108-B-1 1 EA 12 FOOTING FOR CONCRETE PIPE APRON D=30 4030-108-C-1 1 EA 13 RIP RAP CLASS E IA-61 155 TN 14 SILT FENCE OR SILT FENCE DITCH CHECKS 9040-108-N-1 2500 LF

SHEET1519 BALTIMORE DRIVE

AMES IOWA 50010 Phone (515) 233-6100

Email Amesbolton-menkcom wwwbolton-menkcom

NO REVISION DATE

CHECKED

CLIENT PROJ NO

DESIGNED

11 ESTIMATED QUANTITIES AND ESTIMATE REFERENCE NOTES

JLH A FINAL 051518 IOWA DEPARTMENT OF AGRICULTURE RMC HARDIN COUNTY CREP SITE PROJECT NO HAR882213A JPR

A14115697

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OWNER JAMES THOMS

SEC 13 T88N R22W

N 24 AC SW NE

SOUTH FORK IOWA RIVER

OWNER JAMES THOMS

SEC 13 T88N R22W

0 25 50 HORZ 20

SCALE FEET EXISTING SITE PLAN

H AVENUE NO REVISION DATEDESIGNED

DRAWNAMES IOWA 50010 Phone (515) 233-6100

CHECKED Email Amesbolton-menkcom

wwwbolton-menkcom CLIENT PROJ NO

A14115697

----- IMampBOLTON ill MENK

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OWNER JAMES THOMS

SEC 13 T88N R22W

N 24 AC SW NE

20 MIN

OWNER JAMES THOMS

SEC 13 T88N R22W

20 MIN

WETLAND ELEV INCREMENTAL CUMULATIVE CUMULATIVE DESIGN CRITERIA VALUE UNIT REQUIREMENT POOL DEPTH

(FT) 00 05 10 15 20 25 30 35 40

(FT) 10950 10955 10960 10965 10970 10975 10980 10985 10990

AREA (FT2) 5194

30182 91115

154604 247549 273117 280455 284872 289327

VOLUME (FT3)

8844 39168

100598 201136 331303 469696 611028 754578

VOLUME (AC-FT)

000 020 090 231 462 761

1078 1403 1732

WATERSHED AREA POOL NORMAL WATER LEVEL (NWL) ELEV DESIGNED WETLAND POOL AREA ( NWL)

PERCENT POOL AREA TO WATERSHED AREA MAXIMUM POOL DEPTH AVERAGE POOL DEPTH DEEP WATER AREA (DEPTH gt 3 FT)

PERCENT DEEP WATER TO POOL AREA POOL STORAGE VOLUME AT NWL BERM ELEVATION POOL STORAGE VOLUME AT TOP OF DIKE MAXIMUM BERM HEIGHT

1441 109700

58 04 2

08 00 00 46

109840 173

109840

ACRES FT

ACRES FT FT

ACRE-FT FT

1427 AC TILE 14 AC DIRECT

Range 05 to 2 of watershed area

Less than 25

AVERAGE BERM HEIGHT 20 FT BERM LENGTH 1436 FT PRIMARY WEIR ELEVATION 109700 FT PRIMARY WEIR WIDTH 18 FT AREA OF BUFFER 98 ACRES RATIO BUFFER AREA TO NWL POOL AREA 17 Less than 4

25-YEAR STORM HWL IN POOL 109735 FT 25-YEAR PEAK INFLOW 4816 CFS 25-YEAR PEAK OUTFLOW 1255 CFS 100-YEAR STORM HWL IN POOL 109749 FT 100-YEAR PEAK INFLOW 7035 CFS 100-YEAR PEAK OUTFLOW 1655 CFS

0 25 50 HORZ

SCALE FEET

30 RCP APRON WTOE WALL FL ELEV 109218 PROPOSED PRIMARY WEIR STRUCTURE

(SW-513 WALL WIDTH = 54 SQ) RIMINLET ELEV 10970 INVERT OUT ELEV 109226 SUMP ELEV 109126

100 YEAR STORM POOL HWL ELEV 109749

NORMAL POOL ELEV 109700 GRADING NOTES

1 REMOVE ALL TREES AND BRUSH THAT MAY LIE BELOW THE NORMAL POOL ELEVATION 109700

2 ALL EXISTING FIELD TILE SHALL BE OBLITERATED WITHIN THE BERM STRUCTURE EASEMENT BOUNDARY

3 TOPSOIL STRIPPING (SPEC SECT IA-1) AND SITE GRADING (SPEC SECT IA-21) SHALL CONSIST OF ALL GRADING INSIDE OF POOL AREA EXCLUDING THE BERM AND BORROW AREAS ALL OTHER EXCESS TOPSOIL FROM POOL AREA SHALL BE STOCKPILED DURING BERM CONSTRUCTION OR SPREAD IN DESIGNATED WASTE AREA

4 CLAY MATERIAL EXCAVATED FROM CLAY BORROW AREA SHALL BE USED IN CONSTRUCTION OF BERM FILL USED FOR BERM CONSTRUCTION IS INCLUDED AS EARTHFILL (SPEC SECT IA-23)

5 SPREAD 6 OF TOPSOIL IN PRIMARY BORROW AREA AND BERM AREA AFTER CONSTRUCTION ACCORDING TO SPEC SECT IA-26 TOPSOIL IS NOT REQUIRED ON ANY PORTIONS OF SITE BELOW ELEVATION 10940

6 STRIP AND SALVAGE 6 OF TOPSOIL FROM BORROW AREAS AFTER BORROW OPERATIONS ARE COMPLETED SPREAD TOPSOIL UNIFORMLY OVER THE BORROW AREA (INCLUDING AREAS BELOW THE WETLAND NORMAL POOL ELEVATION BUT NOT SLOPES OF DEEP POOL AREA (BELOW 10940)

7 STRIPPED AND REMOVED UNSUITABLE MATERIALS IF ANY ARE TO BE DISPOSED OF IN DESIGNATED AREAS AS DIRECTED BY ENGINEER AND PRIOR TO TOPSOIL PLACEMENT

8 IN TOPSOIL WASTE AREAS FEATHER TOPSOIL INTO SLOPE SO THAT OVERLAND FLOW IS NOT IMPEDED

9 ALL WORK SHALL BE PERFORMED IN ACCORDANCE WITH STATE AND LOCAL REGULATIONS CODES AND OSHA STANDARDS

PROPOSED STRUCTURE (SW-513 WALL WIDTH = 36 SQ) RIMINLET ELEV 10970 INVERT ELEV 10940 CLEAR amp GRUB THAT SUMP ELEV 10920 NECESSARY FOR PIPE

INSTALLATION

BYPASS PIPING

LEGEND PROPOSED RIP RAP RIFFLE

PROPOSED STRUCTURE (SW-513 WALL WIDTH = 36)ELEVATION POOL 10970 RIM ELEV 10976 INVERT ELEV 109461

ELEVATION 100 YR POOL HWL 109749CONSTRUCT BERM WITH 10 TOP

1 31 SIDE SLOPES ON POOL SIDE 2 61 SIDE SLOPES ON RIVER SIDE EASEMENT BOUNDARY

3 TOP ELEV 10984

SILT FENCE H AVENUE NO REVISION DATEDESIGNED

30 FINAL PLAN DESIGN

A14115697

----- __ ---

------------------------------------ ------------

DOWNSTREAM UPSTREAM

~~ TYPICAL X-SECTION OF EMBANKMENT

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- -- ---

IMBOLTON illampMENK

_ _ _ -

----------------_ ---------

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10 ELEV=10984

10 ACCESS BENCH

NWL ELEV 10970

EXISTING GROUND SURFACE

APPROX 1 SUBCUT

EASEMENT BOUNDARY (TYP)

SOUTH FORK IOWA RIVER INSTALL RIP RAP FOR OUTLET CHANNEL (100 TN)

100 YR STORM POOL HWL ELEV NORMAL

109749 POOL ELEV 10970

PROPOSED TOP OF BERM ELEV 10984

EXISTING GRND PROFILE 1 SUBCUT

PROPOSED BERM PROFILEEXISTING GRND PROFILE

1075 0+00 0+50 1+00 1+50 2+00 2+50 3+00 3+50 4+00 4+50 5+00 5+50 6+00 6+50 7+00 7+50

0 25 50 0 5 10 VERTHORZ 40

SCALE FEET SCALE FEET BERM PLAN AND PROFILER

NO REVISION DATEDESIGNED SHEET

1519 BALTIMORE DRIVE DRAWNAMES IOWA 50010

Phone (515) 233-6100 CHECKED

Email Amesbolton-menkcom wwwbolton-menkcom CLIENT PROJ NO

A14115697

1 11 111

I I I I I I I I I I I I I I I I I I I I I i I I I I I I I I I I I I I I I I I

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TH FORK IO

WA RIVER

NORMAL POOL ELEV 10970

100 YR STORM POOL HWL ELEV 109749

EXISTING GRND PROFILE PROPOSED BERM PROFILE

1075 7+50 8+00 8+50 9+00 9+50 10+00 10+50 11+00 11+50 12+00 12+50 13+00 13+50 14+00 14+50 15+00

0 25 50 0 5 10 VERTHORZ 41

A14115697

I g ~ I _ I I

--- IMBOLTON illampMENK

PROPOSED PRIMARY WEIR STRUCTURE ST-3 (SW-513 WALL WIDTH = 54 SQ) RIMINLET ELEV 10970 INVERT OUT ELEV 109226 SUMP ELEV 109126

INSTALL RIP RAP FOR OUTLET GENERAL CONSTRUCTION NOTES CHANNEL (100 TN) 1 30 RCP PIPE JOINTS SHALL BE TIED PER IOWA DOT

STANDARD ROAD PLAN DR-121 2 30 RCP PIPE BEDDING MATERIAL SHALL BE SELECT CLAY

BACKFILL HAND TAMPED TO THE SPRINGLINE OF PIPE ROCK BEDDING WILL NOT BE ACCEPTABLE

3 30 RCP APRON WGUARD SHALL BE TIED TO 30 RCP OUTLET PIPE

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EXISTING GRND PROFILE

PROPOSED TOP BERM ELEV 10990

NWL = 10970

ST-3 SW-513 N 54 SQ WALLS

STA 1+08

RIMINLET=109700

I=109226 30 S

82 - 30 RCP 009

INSTALL 30 RCP APRON AND APRON SECTION FOOTING (SEE SUDAS FIGURE 4030221)

1075 0+00 0+50 1+00 1+50 2+00 2+50 3+00 3+50 4+00 4+50 5+00 5+50 6+00 6+50 7+00 7+50

0 25 50 0 5 10 VERTHORZ 50

SCALE FEET SCALE FEET PRIMARY WEIR OUTLET PLAN AND PROFILER

A14115697

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12 RCP

12 RCP 29deg

7+4396

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100 YEAR STORM POOL HWL ELEV 109749 EASEMENT BOUNDARY (TYP)

PROPOSED STRUCTURE ST-2 (SW-513 WALL WIDTH = 36 SQ) RIMINLET ELEV 10970 INVERT ELEV 10940 SUMP ELEV 10920

PROPOSED STRUCTURE ST-1 (SW-513 WALL WIDTH = 36) RIMINLET ELEV 10976

INVERT ELEV 109461

STA 0+03

R=109700

I=109400 12 N

NWL 10970

STA 7+44

RIMINLET=109760

I=109461 12 W EXISTING GROUND

STA 7+4396 ELEV 109765

VPI 7+4396VPI 0+0306 EL 109461 EL 109400

90 - 12 RCP 008107 - 12 RCP 00892 - 12 RCP 008452 - 12 RCP 008

1075 0+00 0+50 1+00 1+50 2+00 2+50 3+00 3+50 4+00 4+50 5+00 5+50 6+00 6+50 7+00 7+50

0 25 50 0 5 10 VERTHORZ 51

SCALE FEET SCALE FEET PIPE BYPASS PLAN AND PROFILER

A14115697

0 -----------

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FIGURE 6010513 STANDARD ROAD PIAN SW-513

_ _ REVISIONS Changed Invert callout to Concrete Fillet Updated line work and Iowa DOT

and SUDAS logo

REVISION

1 04-17-18

SHEET 1 of 1

OPEN-SIDED AREA INTAKE

52 STRUCTURE DETAILS

Wall Reinforcing

4 Bars at 12

oc Each Way

Openings

Corner Pier

(When Applicable)

Location Station

Center Pier

(When Applicable)

Structure may be built with openings on any or all sides

Provide openings and orientation as specified in the contract

documents

Adjacent walls may have different widths based upon pipe

configuration but structure must be rectangular

1 Construct inlet openings with 15-inch 4 epoxy-coated bars

at 8 inches on center Embed bars a minimum of 3 inches

into walls and top at all openings

Diagonal Bar

Grade to inlet elevation on open sides Grade to top

elevation on closed sides

Corner pier required between openings of two adjacent

walls Extend wall reinforcing vertically through pier Install

one additional 15-inch 4 bar in pier

Wall Width

PLAN 6

Top Reinforcing

4 bars at 6

oc Each Way

Center pier required at center of any inlet opening with

length of 5 feet or greater Extend wall reinforcing vertically

through pier Install one additional 15-inch 4 bar in pier

Wall widths vary with pipe diameter Provide 6 inches of wall

width (minimum) each side of pipe opening Minimum wall

width is 36 inches Maximum wall width is 72 inches

Grade to Top

Top Elevation SW-602 Type G Casting (Bolt Cover to Frame)

9 Inlet 2

Inlet Grade to Inlet Elevation

Cast-in-place base shown If base is precast integral with

walls the footprint of base is not required to extend beyond

the outer edge of the walls

Install four 4 diagonal bars at all pipe openings

(7-0 max)

12 min 1

Opening

Concrete

Fillet

8 12 minimum wall height above all pipes

D 6 min

Lowest Flowline 4

Base 6

Wall Width 6

4 Bars at 12

oc Each Way

SECTION A-A

A14115697

STRUCTURE TABLE STRUCTURE NO INLET OPENING PIPE SIZE (INOUT) INVERT ELEV

(INOUT) INLET ELEV STRUCTURE DEPTH (FT)

WALL WIDTH (INCHES)

ST-1 4 SIDES 12 OUT 109461 109760 374 36 ST-2 4 SIDES 12 IN 109400 109700 375 36 ST-3 4 SIDES 30 OUT 109260 109700 515 54

FIGUREJOID102

STANDARD ROAD PlAN SW-102

0 MITH [I EN N R

FIGURE3010101 STANDARD ROAD PLAN SW-101

IMBOLTON illampMENK

1imiddot-c 1~12~_ middotcl- ~

ALLOWABLE BURY OEPTH

FIGURE4020211 STANDARD ROAD PIAN SW-211

SUDASDI CTOR De IGNMETHOOSENGN n

FIGUREJOI0102 STANDARD ROAD PIAN SW-102

suciso crcn DE lltSNMETHOD5EGN II

______________________________________________________________________ ______________________________________________________________________

__________________________________________________________________ __________________________________________________________________

Refer to the contract documents for specific material and placement

requirements

1 Required only when specified in the contract documents or when

directed by the Engineer

Bury Depth

12 min

Final Tr

Secondary Backfill

ench Backfill

= Outside diameter of pipe

= Inside diameter of pipe

= Trench width at top of pipe

= Depth of bedding material below pipe

Springline of Pipe

Primary Backfill

Haunch Support

Pipe Bedding

Over-excavation

Foundation Stone

RCP AND VCP CIRCULAR PIPE BEDDING

CLASS R-1

Class Material

I Bedding OD

CLASS R-2 d

Refer to sheet 2 for b

Use Bedding Class R-1

Place remainder of bedocuments

ury depth restrictions

or R-2 unless specified othe

dding and backfill materials

as specified in the contract

Trim pipe

and fill voids

with mortar

Wall of Precast Manhole

or Intake Structure

6x6 - w2xw2

(8ga) Wire Mesh

6x6 - w2xw2

(8ga) Wire Mesh

Pipe Joint

Overlap fabric

12 at top of pipe

TYPE PC-1 CONCRETE COLLAR CONNECTION

CONCRETE COLLAR FOR PIPES 12 AND SMALLER

or Intake Structure

CONCRETE COLLAR FOR PIPES GREATER THAN 12

Engineering

Fabric

PIPE JOINT WRAPPING

PIPE TO PIPE CONNECTION PIPE TO STRUCTURE CONNECTION

REVISIONS

REVISIONS Removed Invert callout on Pipe to Structure View Retitled and replaced old

Iowa DOT and SUDAS logos with new logos

REVISIONS Changed title to RCP AND VCP CIRCULAR BEDDING Changed title

on bedding Class R-4 from Concrete Arch to Concrete Top

REVISION

04-17-18STDSUDAS_Block_991599

SHEET 1 of 1

TRENCH BEDDING AND BACKFILL ZONES

min min

REVISION

_2_ 04-17-18

SHEET 1 of 1

STORM SEWER PIPE CONNECTIONS

REVISION

04-18-172 REVISION

2 04-18-17Key

OD = Outside diameter of pipe OS = Outside span of pipe

TW = Trench width at top of pipe Min = OD+18 inches Max= 125xOD+12 inches OR 54 inches (whichever is greater)

d = Depth of bedding material below pipe OD8 or OS8 OR 4 inches (whichever is greater)

SHEET 1 of 2 SHEET 2 of 2

RIGID GRAVITY PIPE

TRENCH BEDDING

RIGID GRAVITY PIPE

TRENCH BEDDING

1 Lap ends of wire mesh a minimum of

6 inches

2 Concrete collar is required when

annular space between the outside

of the pipe and the wall of the

structure is 2 inches or greater

3 Provide two 4 hoop bars in concrete

collar Lap bars a minimum of 6 inches

4 Trowel concrete flush with inside

wall of structure

1 CLASS III RCP CLASS IV RCP CLASS V RCP

2 Pipe

Diameter

Bedding

Class Class R-3 amp R-4 Bedding

Bedding

No Steel

Diameter

Bedding

Class R-3 amp R-4 Bedding

Bedding

No Steel

Diameter

Bedding

No Steel

As = Area of Steel Reinforcing As = Area of Steel Reinforcing As = Area of Steel Reinforcing

53 MISCELLANEOUS DETAILS

A14115697

~--- ~BOLTON ~ampMENK

1+3026

180th STREET 0+

7+6021 5+00

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12 BYPASS PIPE

RIP RAP RIFFLE (55 TON)

PROPOSED STRUCTURE ST-1

PROPOSED RIP RAP RIFFLE

EXISTING WATERWAY PROFILE

INLET SW-513 N 36 SQ WALLS

R=109800

I=109461 12 W STA 5+2392

STA 5+3002ELEV 109854 ELEV 109854

STA 5+0709 ELEV 109760

1075 0+00 0+50 1+00 1+50 2+00 2+50 3+00 3+50 4+00 4+50 5+00 5+50 6+00 6+50 7+00 7+50

0 25 50 0 5 10 VERTHORZ 60

SCALE FEET SCALE FEET EXISTING WATERWAY PLAN AND PROFILER

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1 1bull I 1

I I I f I

f bull I

middot I

IMBOLTON illampMENK

gtgt gtgt

RIP RAP RIFFLE

12 BYPASS PIPE

EXISTING GRND

RIMINLET=109800

I=109461 12 W

EXISTING GRND

STA 0+6391 ELEV 110172

STA 0+9239 ELEV 109954

STA 0+7528 ELEV 109954

STA 0+8421 ELEV 109854

STA 0+8821 ELEV 109854

1075 0+00 0+50 1+00 1+50

0 25 50 0 5 10 VERTHORZ 61

SCALE FEET SCALE FEET RIP RAP RIFFLE CROSS SECTIONR

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gtIN3W 18 ffi No1oe~

SLOPE VARIES SLOPE VARIES

SLOPE 21 UPSTREAM 6 4

CLASS E RIP RAPPROPOSED ST-1 5 SW-513 INTAKE (PROVIDE BOLT DOWN COVER) SLOPE 151 RIFFLE CHANNEL DOWNSTREAM

TOP RIFFLE ELEV 10995 INLET ELEVATION

RIFFLE NOTCH ELEV 10985

STREAM FLOWLINE STREAM FLOWLINEELEV 10976

12 FLOWLINE OUT ELEV 109461 BTM STRUCTURE PLACE ENGINEERING FABRIC BELOW RIP RAPELEV 10941

2 CONCRETE FILLET

APPROXIMATELY 37

TYPICAL RIP RAP RIFFLE PROFILE NOT TO SCALE

RIFFLE NOTCH ELEV 10985TUCK ENGINEERING FABRIC

12 DEEP TYP EACH SIDE TOP RIP RAP ELEV 110178

TOP RIFFLE ELEV 10995 TOP RIFFLE ELEV 10995

CLASS E RIP RAP PLACE ENGINEERING FABRIC BELOW RIP RAP

TYPICAL RIP RAP RIFFLE SECTION NOT TO SCALE

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62 RIP RAP RIFFLE DETAILS

- - I I

I I I I

OWNER JAMES THOMS

SEC 13 T88N R22W

N 24 AC SW NE

OWNER JAMES THOMS

SEC 13 T88N R22W

0 25 50 HORZ 80

SCALE FEET SEEDING AREAS

NO SEEDING IN POOL AREA

BERM (DIKE) STRUCTURE

SEEDING

SILT FENCE (TYP)

H AVENUE

SEEDING NOTES

1 ALL SEED BEDS SHALL BE PREPARED AS SPECIFIED IN SECTION IA-6

2 ALL ROCKS 3 OR LARGER IN DIAMETER SHALL BE REMOVED FROM THE SEEDBED

3 CONTRACTOR SHALL SUBMIT A SEEDING PLAN ON FORM IA-CPA-4 FOR EACH TYPE OF SEED TO BE PROVIDED AT LEAST 3 WEEKS PRIOR TO BEGINNING SEEDING OPERATIONS

4 NO SEED TO BE PLACED BELOW THE NORMAL WATER ELEVATION

5 THE 10 ACCESS BENCH ALONG THE PERIMETER OF THE POOL AREA SHALL BE GRADED TO A UNIFORM SURFACE

6 MULCH SHALL BE APPLIED TO ALL STRUCTURE SEEDING AND CHANNEL SEEDING AREAS NO MULCH TO BE APPLIED TO THE BUFFER SEEDING

7 SEEDED AREAS WHERE MULCH IS REQUIRED SHALL BE MULCHED WITHIN 24 HOURS

8 ALL MULCH SHALL BE ANCHORED

9 SEED TYPES SHALL AS SPECIFIED IN SECTION IA-6 OF THE PROJECT MANUAL

10 EXISTING VEGETATION SHALL BE REMOVED OR KILLED BY APPLICATION OF HERBICIDE PRIOR TO PREPARATION FOR SEEDING

11 ANY EXISTING VEGETATION AREAS THAT ARE TO REMAIN UNDISTURBED WILL BE DETERMINED IN THE FIELD BY THE ENGINEER NO CHANGE IN CONTRACT PRICE WILL BE ALLOWED DUE TO CHANGE IN SEEDING AREAS

SEEDING QUANTITIES

584 ACRES - NORMAL WATER LEVEL POOL AREA

19 ACRES - STRUCTURE AND CHANNEL

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Har882213A plans

Specs Package 12-20-2018 43