Amendment 1 W912ES22B0001 LD6SP_PLANS_Amended_Drawings.pdf

PDF 4 MB Posted

Attached to
Sheet pile installation/construction at LD6 and LD10
Solicitation number
W912ES22B0001
Issued by

About this file

This document package includes construction drawings and hydrologic data in support of Solicitation Number W912ES22B0001 issued by the Department of the Army Corps of Engineers Engineering District St Paul for sheet pile installation and construction work at Lock and Dam Numbers 6 and 10 on the Mississippi River.

The construction drawings depict site plans, structural details, and geotechnical information for the sheet pile installation work at Lock and Dam 6. Additional files include hydrologic data graphs and charts presenting flow duration curves, tailwater and pool elevation duration curves, and tailwater and flow hydrographs from 1959 to 2021 to provide historical hydraulic information for the project site. The solicitation seeks bids for sheet pile installation and construction work at Locks and Dams 6 and 10 along the Mississippi River with a proposal due date of January 18, 2022.

View the file

Other files

Show all 16

On GovTribe

Work with this file

  • Download the original file
  • Contacts named in this file
  • Similar government files
  • Ask GovTribe AI about this file

Text version

/1

/1

L

D

S P

G

-0 d g n

G-003

R

A W

IN

G

I N

D E

X R

E F

E R

E N

C E

S

G E

N E

R A

L N

O T

E S

A N

D S

Y M

B O

S

A T

E

S U

IT

E

A N

S I

D

L O

C K

A N

D D

A M

S

H E

E T

P

IL

E I

N S

T A

L L

A T

IO

N

W E

S B

S T

A N

L E

Y C

O N

S U

L T

A N

T S

IN

C

M

IN

N E

A P

O L

IS

M

N

W

A Y

Z A

T A

B O

U L

E V

A R

D

J R

J L

O C

K A

N D

D A

M N

O

M

IS

S

IS

S

IP

P I

R

IV

E R

S T

P

A U

L D

IS

T

R

IC

T

S T

P

A U

L

M

IN

N E

S O

T A

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

R S

B .M

IL

L

E R

E D

D

R E

B

A S

N O

T E

D

N A

D

N

A V

D

B

W I

S P

C S

C

E N

T R

A L

Z O

N E

-U .S

S U

R V

E Y

F T

.9

T R

E M

P E

A L

E A

U

E

D D

R A

W

IN

G R

E

IS

S U

E D

W

IT

H A

M E

N D

M E

N T

N O

/2

/2

S O

L

IC

IT

A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

D

2 3

C

4 5

A

B

M A

R K

A P

P R

D

A T

E

F

IL

E N

U M

B E

R

S I Z

E

S U

B M

IT

T

E D

B Y

P L

O T

S C

A L

E P

L O

T D

A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

D A

T E

A P

P R

®of Engineers

US Army Corps of Engineers

US Army Corps a u to ti m e

ID

Sheet

DESCRIPTION

CONSTRUCTION DRAWING INDEX

PRODUCT I.D.

DRAWING NO.

AS-BUILT

REF.

SHEET

S-506

S-505

S-504

S-503

S-502

S-501

S-201

S-101

S-001

C-101

B-202

B-201

B-101

G-101

G-003

G-002

G-001

LD6SP_S-506---.dgn

LD6SP_S-505---.dgn

LD6SP_S-504---.dgn

LD6SP_S-503---.dgn

LD6SP_S-502---.dgn

LD6SP_S-501---.dgn

LD6SP_S-201---.dgn

LD6SP_S-101---.dgn

LD6SP_S-001---.dgn

LD6SP_C-101---.dgn

LD6SP_B-202---.dgn

LD6SP_B-201---.dgn

LD6SP_B-101---.dgn

LD6SP_G-101---.dgn

LD6SP_G-003---.dgn

LD6SP_G-002---.dgn

LD6SP_G-001---.dgn

DOWNSTREAM APRON DETAILS

PIEZOMETER DETAILS

MISCELLANEOUS SECTIONS AND DETAILS

SHEET PILE DETAILS

CONNECTION DETAILS

WALE/TIE ROD DETAILS

ELEVATION AND SECTIONS

LAYOUT PLAN

STRUCTURAL NOTES

STRUCTURAL DRAWINGS

EXCAVATION PLAN

CIVIL/SITE DRAWINGS

BORING LOGS 18-36M AND 18-37M

BORING LEGEND, NOTES AND LOG 18-35M

BORING LOCATION PLAN

GEOTECHNICAL DRAWINGS

SITE MAP, WORK AND PROJECT LIMITS

DRAWING INDEX, REFERENCES, GENERAL NOTES AND SYMBOLS

LOCATION AND VICINITY MAPS

COVER SHEET

GENERAL DRAWINGS

DESCRIPTIONDRAWING NO. PRODUCT I.D.

REFERENCE DRAWING INDEX

BEST MANAGEMENT PRACTICES FOR EROSION AND SEDIMENT CONTROL

NPDES/EROSION CONTROL STANDARD PLATES

FLOW DURATION CURVES - JULY-DECEMBER - 1959-2021

FLOW DURATION CURVES - JANUARY-JUNE - 1959-2021

FLOW HYDROGRAPHS - JANUARY 01-DECEMBER 31 - 2011-2020

TAILWATER ELEVATION DURATION CURVES - JULY-DECEMBER - 1938-2021

TAILWATER ELEVATION DURATION CURVES - JANUARY-JUNE - 1938-2021

TAILWATER HYDROGRAPHS - JANUARY 01-DECEMBER 31 - 2011-2020

POOL ELEVATION DURATION CURVES - JULY-DECEMBER - 1960-2021

POOL ELEVATION DURATION CURVES - JANUARY-JUNE - 1960-2021

POOL ELEVATION HYDROGRAPHS - JANUARY 01-DECEMBER 31 - 2011-2020

HYDROGRAPHS

LOCK & DAM NO. 6 - LOCK - DETAILS OF MISCELLANEOUS METAL PARTS

LOCK & DAM NO. 6 - LOCK - DETAILS OF WALL ARMOR & PROTECTION ANGLE

LOCK & DAM NO. 6 - LOCATION OF WALL ARMOR AND PROTECTION ANGLE

LOCK & DAM NO. 6 - LOCK - REINFORCING STEEL-RIVER WALL AND MISCELLANEOUS

LOCK & DAM NO. 6 - LOCK - REINFORCING STEEL-LAND AND INTERMEDIATE WALLS

LOCK & DAM NO. 6 - LOCK - MASONRY-UPPER GATES-AUXILIARY LOCK

LOCK & DAM NO. 6 - LOCK - MASONRY-UPPER GATES-MAIN LOCK

LOCK & DAM NO. 6 - LOCK - PILE SPACING

LOCK & DAM NO. 6 - LOCK - MONOLITH LAYOUT

LOCK & DAM NO. 6 - LOCK - ADDITIONAL STONE PROTECTION (DERRICK STONE)

LOCK & DAM NO. 6 - LOCK - GENERAL PLAN

LOCK & DAM NO. 6 - LOCK - BORINGS

LOCK & DAM NO. 6 - LOCK - BORINGS

MISSISSIPPI RIVER - LOCK & DAM NO. 6 - LOCK

M-L6-20/23-FS

M-L6-20/19-FS

M-L6-20/18-FS

M-L6-20/13-FS

M-L6-20/12-FS

M-L6-20/4-FS

M-L6-20/3-FS

M-L6-20/2-FS

M-L6-20/1M-FS

M-L6-20/1.1A-FS

M-L6-20/1-FS

M-L6-10/6-FS

M-L6-10/3-FS

Z2-22.PDF

FLOW_DUR_2_LD6.PDF

FLOW_DUR_1_LD6.PDF

FLOW_HYDROS_LD6.PDF

TAILWATER_STAGE_DUR_2_LD6.PDF

TAILWATER_STAGE_DUR_1_LD6.PDF

TAILWATER_HYDROS_LD6.PDF

POOL_DURATION_2_LD6.PDF

POOL_DURATION_1_LD6.PDF

POOL_HYDROGRAPH_LD6.PDF

M-L6-20_23.PDF

M-L6-20_19.PDF

M-L6-20_18.PDF

M-L6-20_13.PDF

M-L6-20_12.PDF

M-L6-20_4.PDF

M-L6-20_3.PDF

M-L6-20_2.PDF

M-L6-20_1M.PDF

M-L6-20_1-1A.PDF

M-L6-20_1.PDF

M-L6-10_6.PDF

M-L6-10_3.PDF

A

GENERAL CROSS-REFERENCING SYMBOLS

EACH VIEW)

(CENTERED UNDER

VIEW SUBTITLE

SAME DRAWING

VIEW SHOWN ON

SECTION CUT W/

ANOTHER DRAWING

VIEW SHOWN ON

SECTION CUT W/

SAME DRAWING

VIEW SHOWN ON

DETAIL SYMBOL W/

ANOTHER DRAWING

VIEW SHOWN ON

DETAIL SYMBOL W/

SECTION/DETAIL)

(CENTERED UNDER

DRAWING

TITLE ON SAME

SECTION/DETAIL

SECTION/DETAIL)

(CENTERED UNDER

DRAWING

TITLE ON ANOTHER

SECTION/DETAIL

SUPPLEMENTAL INFORMATION

SCALE:

DETAIL/SECTION

SCALE:

SUPPLEMENTAL INFORMATION

DETAIL/SECTION

D5

D5

C-102

D5

SECTION

D5

C-302

C-501

FRONT SIDE

ELEVATION

TOP

EXIST

MAX

MIN

SST

TYP

EXISTING

FAR FACE

GALVANIZED

INSIDE FACE

MAXIMUM

MINIMUM

MISCELLANEOUS

NEAR FACE

OUTSIDE FACE

ON CENTER

STAINLESS STEEL

TOP AND BOTTOM

TYPICAL

UNLESS NOTED OTHERWISE

UNDERGROUND

APPROXIMATE

ALTERNATE WITH

ALUMINUM

BITUMINOUS

BOTTOM

CURB & GUTTER

CONSTRUCTION JOINT

CONCRETE

DIAMETER

EACH FACE

BOT

C/L

C&G

CMP CORRUGATED METAL PIPE

EXPANSION JOINT

ELEVATION

EACH WAY

DRAWINGDWG

HEIGHT

NUMBER

SAN SANITARY

SPECIFICATIONS

* UNLESS OTHERWISE NOTED ON EACH SHEET

APPROX

ALT W/

ALUM

BITUM

CENTER LINE

CLR CLEAR

CJ

CONC

DIA

EF

EJ

EL

EW

FF

GALV

HT

IF

MISC

NF

OF

NO

OC

SPEC

T&B

UNO

UGND

FES FLARED END SECTION WIDTH

WATER MAINWM

W

RIVERWARDR/W

LONG

LANDWARDL/W

LG

ABBREVIATIONS

GENERAL LEGEND

GENERAL NOTES:

PL PLATE

NTS NOT TO SCALE

UTILITIES.

LOCATION OF UTILITIES AS MAY BE NECESSARY TO AVOID DAMAGE TO THESE

IS RESPONSIBLE FOR MAKING THE DETERMINATION AS TO THE TYPE AND

OF UTILITIES MAY NOT BE ACCURATE OR ALL INCLUSIVE. THE CONTRACTOR

THE INFORMATION ON THESE DRAWINGS CONCERNING TYPE AND LOCATION4.

TO NAVD 88 BY SUBTRACTING 0.47 FEET.

DRAWINGS. THESE VALUES HAVE BEEN ADJUSTED FROM MSL 1912

3. ELEVATIONS FOR EXISTING CONDITIONS WERE OBTAINED FROM AS-BUILT

COORDINATE SYSTEM, NAD 83 US SURVEY FEET.

HORIZONTAL CONTROL BASED ON WISCONSIN STATE PLANE SOUTH ZONE2.

UPON CONTRACT AWARD.

CONTROL POINTS ARE AVAILABLE BY REQUEST TO THE CONTRACTING OFFICER

TIE DIAGRAMS AND DETAILED DESCRIPTIONS OF HORIZONTAL AND VERTICAL1.

CONTRACTING OFFICER CO

E L

E V

A T

IO

N

D A

T U

M

V E

R T

IC

A

L C

O N

T R

O L

C

O O

R D

IN

A

T E

S Y

S T

E M

H

O R

IZ

O

N T

A L

C O

N T

R O

L

C O

M B

IN

E

D F

A C

T O

R

C F

G E

O

ID

SHEET ID X-000

97-1M

AND NUMBER

BORING LOCATION

AND NUMBER

DWG OUTLINE

RIPRAP

EXISTING

RIPRAP

NEW

ELEVATION

WATER SURFACE

AND LOCATION

CONTROL POINT

Y 382

GROUT-SHEET PILE VOID

GROUT-SEEPAGE CUTOFF

RIPRAP

ACCESS LIMITS

WORK LIMITS /

EXCAVATION

RIVERBED SOIL

/1

/1

G-101

D

S

P

G -1 d g n

S

IT

E M

A P

W

O R

K A

N D

P R

O J E

C T

L

IM

IT

S

A S

N O

T E

D

J R

J R

E B

D

A T

E

S U

IT

E

A N

S I

D

L O

C K

A N

D D

A M

S

H E

E T

P

IL

E I

N S

T A

L L

A T

IO

N

W E

S B

S T

A N

L E

Y C

O N

S U

L T

A N

T S

IN

C

M

IN

N E

A P

O L

IS

M

N

W

A Y

Z A

T A

B O

U L

E V

A R

D

L O

C K

A N

D D

A M

N O

M

IS

S

IS

S

IP

P I

R

IV

E R

S T

P

A U

L D

IS

T

R

IC

T

S T

P

A U

L

M

IN

N E

S O

T A

U .S

A

R M

Y C

O R

P S

O F

E N

G

IN

E E

R S

E D

D

B .M

IL

L

E R

N A

D

N

A V

D

B

S P

C S

C

E N

T R

A L

Z O

N E

-U .S

S U

R V

E Y

F T

.9

SEE NOTE 9

D

T R

E M

P E

A L

E A

U W

I

D R

A W

IN

G

R E

IS

S

U E

D W

IT

H

A M

E N

D M

E N

T N

O

/2

/2

SEE NOTE 6

SEE NOTE 3

WORK LIMITS

SEE NOTE 5

SEE NOTE 4

SEE NOTE 7

56'

SEE NOTE 7

E 1590261.94

N 64159.14

E 1590249.38

N 64175.41

E 1590363.02

N 64303.37

SEE NOTE 9

SEE NOTE 7

SEE NOTE 7

SEE NOTE 9

S O

L

IC

IT

A

T

IO

N N

O

F

IL

E N

A M

E

D W

N B

Y

C K

D B

Y

D E

S

IG

N E

D B

Y

D E

S C

R

IP

T

IO

N

D

2 3

C

4 5

A

B

M A

R K

A P

P R

D

A T

E

F

IL

E N

U M

B E

R

S I Z

E

S U

B M

IT

T

E D

B Y

P L

O T

S C

A L

E P

L O

T D

A T

E

D A

T E

M A

R K

D E

S C

R

IP

T

IO

N

C O

N T

R A

C T

N O

D A

T E

A P

P R

®of Engineers

US Army Corps of Engineers

US Army Corps a u to ti m e

ID

Sheet

L O

C K A

N D D

A M N

O

M

IS

S

IS

S

IP

P I R

IV

E R F

LO

W

DOCK

LOADING

TO MARINA

PUBLIC ACCESS

HOUSE

CONTROL

LOCK

VISITOR

PARKING

TREMPEALEAU

DREDGE

BORROW SITE

LOCK AND DAM RD

PRIVATE MARINA

AREA

STAGING

"D2" LD6

WELL RIM

TREMPEALEAU SE GPS

100' 200'0

N

SCALE 1"=100'

LOCK AND DAM NO. 6

E L

E V

A T

IO

N

D A

T U

M

V E

R T

IC

A

L C

O N

T R

O L

C

O O

R D

IN

A

T E

S Y

S T

E M

H

O R

IZ

O

N T

A L

C O

N T

R O

L

C O

M B

IN

E

D F

A C

T O

R

C F

G E

O

ID

GENERAL SHEET NOTES:

ACCESS LIMITS, NO STORAGE ALLOWED.9.

COORDINATE WITH USACE CO FOR ACCESS POINTS.

THE MAIN LOCK UPPER MITER GATES. CONTRACTOR TO

FOOT ACCESS FOR CONTRACTOR IS AVAILABLE ACROSS 8.

AND/OR ROADWAY.

ACCESS OR STAGING LIMITS FOLLOW EXISTING WALKWAY 7.

UPPER I-WALL.

MINIMUM 4' WIDE ACCESS ROUTE SHALL REMAIN CLEAR ON 6.

COORDINATE WITH CONTRACTING OFFICER FOR USAGE.

POSSIBLE MOORING AREAS, CONTRACTOR TO 5.

THIS LOCATION.

EXISTING SECURITY GATE WITH ELECTRONIC OPENER AT 4.

WALL.

AND TAINTER VALVE OPERATING MACHINERY ON THE I-

REGULATING DAM, INCLUDING THE MAIN LOCK MITER GATE

AND THE AUXILIARY LOCK MITER GATE TO THE

PARKING LOT ACROSS THE MAIN LOCK UPPER MITER GATE

REMAIN OPEN AT ALL TIMES FOR USACE STAFF FROM THE

FOR A 4' WIDE SAFE AND CLEAR FOOT/CART ACCESS SHALL

WORK LIMITS FOLLOW EXISTING AUXILIARY LOCK, EXCEPT 3.

CONDITION.

CONSTRUCTION TO BE RESTORED TO ORIGINAL

PRIOR TO CONSTRUCTION, ALL AREAS DISTURBED DURING

CONTRACTOR TO DOCUMENT EXISTING CONDITIONS 2.

FOR PARKING AND STAGING AREAS.

CONTRACTING OFFICER TO DETERMINE FINAL LOCATION

CONTRACTOR TO COORDINATE WITH USACE

APPROXIMATE LOCATION FOR STAGING AREA SHOWN. 1.

A1

SITE MAP1

2011 2012 2013 2014 2015

J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D

E

LE

V A

T

IO

N I

N F

E E

T

N A

V D

8)

2016 2017 2018 2019 2020

J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D

E

LE

V A

T

IO

N I

N F

E E

T

N A

V D

8)

LOCK AND DAM 6

AUXILLARY LOCK

SHEET PILE INSTALLATION

MISSISSIPPI RIVER

TAILWATER HYDROGRAPHS

JANUARY 01 - DECEMBER 31

2011 - 2020

TAILWATER HYDROS

LOCK AND DAM 6

HYDROLOGIC INFORMATION

Notes:

1. The daily tailwater hydrographs are based on ten years of tailwater elevation observations recorded by the USACE gage at Lock and Dam 6 at Trempealeau, WI. MSL 1912 - 0.47 ft = NAVD 88 at Lock and Dam 6.

2. These tailwater hydrographs are based on the best information available. These tailwater hydrographs represent the period shown, and do not necessarily represent all possible future conditions. Questions may be addressed to the office of the Corps of Engineers St. Paul, Minnesota.

LOCK AND DAM 6

AUXILLARY LOCK

SHEET PILE INSTALLATION

MISSISSIPPI RIVER

TAILWATER ELEVATION DURATION CURVES

JANUARY - JUNE

1938 - 2021

TAILWATER STAGE DUR_1

LOCK AND DAM 6

HYDROLOGIC INFORMATION

Notes:

1. These monthly duration curves were derived using the U.S. Army Corps of Engineers Lock and Dam 6 tailwater elevation data for the period January 1938 through December 2021. MSL 1912 - 0.47 ft = NAVD 88 at Lock and Dam 6.

2. These stage duration curves are based on the best information available. They represent the period shown and do not necessarily represent all possible future conditions. Questions may be addressed to the office of the Corps of Engineers St.

Paul, Minnesota.

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

N

F

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

MARCH

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

JUNE

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

8)

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

JANUARY

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

APRIL

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

FEBRUARY

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

MAY

SHEET PILE INSTALLATION

MISSISSIPPI RIVER

TAILWATER ELEVATION DURATION CURVES

JULY - DECEMBER

1938 - 2021

TAILWATER STAGE DUR_2

LOCK AND DAM 6

HYDROLOGIC INFORMATION

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

SEPTEMBER

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

DECEMBER

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

8)

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

JULY

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

OCTOBER

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

AUGUST

0 10 20 30 40 50 60 70 80 90 100

E

LE

V A

T

IO

N

E T

N

A V

D

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

NOVEMBER

Notes:

1. These monthly duration curves were derived using the U.S. Army Corps of Engineers Lock and Dam 6 tailwater elevation data for the period January 1938 through December 2021. MSL 1912 - 0.47 ft = NAVD 88 at Lock and Dam 6.

2. These stage duration curves are based on the best information available. They represent the period shown and do not necessarily represent all possible future conditions. Questions may be addressed to the office of the Corps of Engineers St.

Paul, Minnesota.

2011 2012 2013 2014 2015

20,000

40,000

60,000

80,000

100,000

120,000

140,000

160,000

180,000

200,000

J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D

F

LO

W

C

S

2016 2017 2018 2019 2020

20,000

40,000

60,000

80,000

100,000

120,000

140,000

160,000

180,000

200,000

J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D J F M A M J J A S O N D

F

LO

W I

N C

F S

LOCK AND DAM 6

AUXILLARY LOCK

SHEET PILE INSTALLATION

MISSISSIPPI RIVER

FLOW HYDROGRAPHS

JANUARY 01 - DECEMBER 31

2011 - 2020

FLOW HYDROS

LOCK AND DAM 6

HYDROLOGIC INFORMATION

Notes:

1. The daily flow hydrographs are based on ten years of discharge observations recorded by the USACE gage at Lock and Dam 6 at Trempealeau, WI.

2. These flow hydrographs are based on the best information available. These flow hydrographs represent the period shown, and do not necessarily represent all possible future conditions. Questions may be addressed to the office of the Corps of Engineers St. Paul, Minnesota.

SHEET PILE INSTALLATION

MISSISSIPPI RIVER

FLOW DURATION CURVES

JANUARY - JUNE

1959 - 2021

FLOW DUR_1

LOCK AND DAM 6

HYDROLOGIC INFORMATION

Notes:

1. These monthly duration curves were derived using the U.S. Army Corps of Engineers gage at Lock and Dam 6. These curves were derived using data from January 1959 through December 2021.

2. These flow duration curves are based on the best information available. These flow duration curves represent the period shown, and do not necessarily represent all possible future conditions. Questions may be addressed to the office of the Corps of Engineers St. Paul, Minnesota.

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

MARCH

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

JUNE

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

JANUARY

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

APRIL

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

FEBRUARY

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

MAY

SHEET PILE INSTALLATION

MISSISSIPPI RIVER

FLOW DURATION CURVES

JULY - DECEMBER

1959 - 2021

FLOW DUR_2

LOCK AND DAM 6

HYDROLOGIC INFORMATION

Notes:

1. These monthly duration curves were derived using the U.S. Army Corps of Engineers gaeg at Lock and Dam 6. These curves were derived using data from January 1959 through December 2021.

2. These flow duration curves are based on the best information available. These flow duration curves represent the period shown, and do not necessarily represent all possible future conditions. Questions may be addressed to the office of the Corps of Engineers St. Paul, Minnesota.

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

SEPTEMBER

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

DECEMBER

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

JULY

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

OCTOBER

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

PERCENTAGE OF TIME EQUALLED OR EXCEEDED

AUGUST

50,000

100,000

150,000

200,000

250,000

300,000

0 10 20 30 40 50 60 70 80 90 100

F

LO

W

IN

C F

S

NOVEMBER

File details come from the government source that posted it. Updated .