MRPO00101_2025 BSNP MATOC Drawings 3of4.pdf

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SHEET ID

OMAHA DISTRICT

OF ENGINEERS

US ARMY CORPS

WIDTH

FOR REPAIR TOP

SEE C3 SHEETS

REPAIR HEIGHT

FOR AVERAGE

SEE C3 SHEETS

DEFICIENCY LENGTH

SEE C3 SHEETS FOR

MILE IS LISTED ON THE THE C2 OR C3 SHEETS.

3) APPROXIMATE STRUCTURE RIVER

AND GENERAL REPAIR GUIDANCE.

"STRUCTURES" FOR DEFINITIONS

2) SEE SPECIFICATION 35 31 20

AVAILABLE ON THE C2 OR C3 SHEETS.

1) STRUCTURE REPAIR DIMENSIONS

NOTES:

SECTION

DEGRADED

ANGLE OF REPOSE

8'

9'

TYPICAL SECTION

BURIED STONE REFUSAL

NOT TO SCALE

EXISTING GROUND

ANGLE OF REPOSE

8'

REFUSAL

STONE

BURIED

NOT TO SCALE

SHOWN IN THE SITE PLANS

COORDINATE POINT AS

(AVE 7 TONS/LF)

STONE FILL

(AVE 7 TONS/LF)

EXISTING GROUND

ANGLE OF REPOSE

STONE FILL

NOT TO SCALE

SHOWN IN THE SITE PLANS

COORDINATE POINT AS

DEFICIENCY LENGTH

SEE C3 SHEETS FOR

CRP +3.0'

CRP +3.0'

ELEVATION =

DEFICIENCY LENGTH

SEE C3 SHEETS FOR

OF REPOSE

ANGLE

GROUND

EXISTING

REPOSE

ANGLE OF

TYPICAL SECTION

TYPICAL CENTERLINE PROFILE OF SPUR DIKE & REFUSAL

NEW STONE FILL

TYPICAL SECTION

TYPICAL CENTERLINE PROFILE OF SPUR DIKE ONLY

REPAIR TOP WIDTH

SEE C3 SHEETS FOR

AZIMUTH LINE

STRUCTURE

SECTION

NOT TO SCALE

DIKE

ROCK

EXISTING

PLANE (CRP)

REFERENCE

CONSTRUCTION

PILING

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ROCK DIKE

EXISTING

PILING

DIKE REPAIR TYPICAL - PLAN VIEW

NOT TO SCALE

SECTION

NOT TO SCALE

STRUCTURE

EXISTING PILE

OF DIKE

PORTION

BURIED

STONE FILL

EXISTING

(RECYCLING ALL TOP SOIL REMOVED)

EXCAVATE AND BACKFILL

(RECYCLING ALL TOP SOIL REMOVED)

EXCAVATE AND BACKFILL

PLANE (CRP)

REFERENCE

CONSTRUCTION

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11 ON 1

TO EXCEED

BUT NOT

11 ON 1

SLOPE

APPROX.

11 ON 1

TO EXCEED

BUT NOT

11 ON 1

SLOPE

APPROX.

STONE FILL

EXISTING GROUND LINE

TYPICAL CROSS SECTION OF SPUR DIKE

NOT TO SCALE

HIGH BANK

EXISTING

STRUCTURE WITHOUT PRIOR APPROVAL OF THE COR.

4. REPAIR SEGMENT LENGTH AND ROCK TONS SHALL NOT BE EXPANDED BEYOND THE TABULATED AMOUNT FOR ANY

STRUCTURE WITH THE DESIRED GEOMETRY AND MINIMAL VOIDS.

WITH THIS PROCESS. AVOID INCREASING THE REVETMENT LAYER THICKNESS. THIS SHOULD RESULT IN A DENSE AND COMPACT THE ROCK DOWN TO ACHIEVE DESIGN ELEVATION. DO NOT DAMAGE THE REVETMENT OR UNDERLYING BANK MATERIAL WHEN PLACING ROCK ON A REVETMENT IN AREAS WITH AN INTACT BANK BACKING, BUILD ABOVE FINAL GRADE AND TAMP THE REPAIR SECTION AND THEN TAMPING THE ROCK DOWN TO ACHIEVE THE DESIRED CROWN WIDTH AND ELEVATION.

PRACTICE IS SIMILAR TO A DIKE. REPAIR WILL CONSIST OF BUILDING THE STRUCTURE HEIGHT ABOVE THE FINAL GRADE IN

3. AT KICKER STRUCTURES AND REVETMENTS THAT HAVE LOST ALL BANK BACKING MATERIAL BEHIND THE REVETMENT REPAIR

LOWER NON-REPAIR SECTION THAT WOULD CREATE BANK EROSIVE CONDITIONS DUE TO REVETMENT ROCK HEIGHT.

FLOW PATH ALONG THE BANK. UNDER NO CIRCUMSTANCES SHALL THE REVETMENT REPAIR BE TERMINATED TO CAUSE A FIELD ADJUSTMENT MAY BE REQUIRED TO AVOID CREATION OF A LOWER NON-REPAIR SECTION THAT WOULD CREATE A WHEN PRACTICAL. GENERAL PRACTICE IS TO CONTINUE THE REPAIR SEGMENT UNTIL ELEVATIONS ARE WITHIN ONE FOOT.

PREFERABLE IS THAT THE REPAIR SEGMENT TERMINATES IN AN AREA WITH GOOD QUALITY BANK MATERIAL BACKING FINAL REVETMENT GRADE IN THE REPAIR SECTION MAY BE HIGHER THAN AN ADJACENT UNREPAIRED SECTION.

2. REVETMENT STRUCTURE REPAIRS MAY INCLUDE ONE OR MORE SEPARATE SEGMENTS AND NOT THE ENTIRE STRUCTURE.

THE LANDWARD DIKE END BE LOWER ELEVATION THAN THE RIVERWARD END.

AND COMPACT STRUCTURE WITH THE DESIRED GEOMETRY AND MINIMAL VOIDS. UNDER NO CIRCUMSTANCES SHALL TAMP THE ROCK IN A MANNER THAT RESULTS IN SIGNIFICANT MATERIAL DAMAGE. THIS SHOULD RESULT IN A DENSE SECTION AND THEN TAMPING THE ROCK DOWN TO ACHIEVE THE DESIRED CROWN WIDTH AND ELEVATION. DO NOT THIS PROCESS WILL CONSIST OF BUILDING THE DIKE HEIGHT SLIGHTLY ABOVE THE FINAL GRADE IN THE REPAIR SLOPE (MAXIMUM OF 1 FOOT) FOR ENTIRE DIKE LENGTH FROM THE BANK TO THE RIVERWARD END. NORMALLY TO THE RIVERWARD END. CONTRACTOR SHALL REGRADE THE ENTIRE DIKE TOP AS NECESSARY TO PROVIDE MINIMAL

1. FINAL CONSTRUCTED DIKE CROWN MUST MAINTAIN A LEVEL OR SLIGHT DOWNWARD SLOPE FROM THE BANK

STONE NOTES:

COMPLEX DIKE AT +3)

DIKE AT +3 & KICKER

DIKE AT +1, L-HEAD

(CRP) (STAND ALONE

REFERENCE PLANE

CONSTRUCTION

DISTANCE ABOVE

COMPLEX = CRP +3.0 (*)

3. IF DIKE IS PART OF A KICKER

STRUCTURE = CRP +3.0

2. IF DIKE IS PART OF A L-HEAD

1. STAND ALONE DIKE = CRP +1.0

COMPLEX = CRP +3.0 (*)

3. IF DIKE IS PART OF A KICKER

STRUCTURE = CRP +3.0

2. IF DIKE IS PART OF A L-HEAD

1. STAND ALONE DIKE = CRP +1.0

COMPLEX = CRP +3.0 (*)

3. IF DIKE IS PART OF A KICKER

STRUCTURE = CRP +3.0

2. IF DIKE IS PART OF A L-HEAD

1. STAND ALONE DIKE = CRP +1.0

CROSSING AND THE NEXT STRAIGHT-OUT DIKE DOWNSTREAM

(*) KICKER COMPLEX CONSISTS OF THE KICKER REVETMENT AT THE

CROSSING AND THE NEXT STRAIGHT-OUT DIKE DOWNSTREAM

(*) KICKER COMPLEX CONSISTS OF THE KICKER REVETMENT AT THE

100' FOR STRUCTURE 593.70 (ALL OTHERS: 25')

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US ARMY CORPS

SECTION

DEGRADED

TO CRP (+3)

REPAIR REVETMENTS

NOT TO SCALE

1SECTION

NOT TO SCALE

PILING

STONE FILL

EXISTING

STRUCTURE

EXISTING PILE

WITHOUT RIVERBANK

MOORING CLUMPS

STONE FILL REVETMENT

RIVERWARD SIDE

STRUCTURE AZIMUTH LINE

LANDWARD SIDE

1V ON 1 1/4 H

APPROX. SLOPE

EXISTING GROUND

STONE FILL

EXISTING GROUND

REVETMENT

EXISTING

NOT TO SCALE

SECTION 2

REVETMENT REPAIR TYPICAL - PLAN VIEW

REFERENCE PLANE (CRP)

CONSTRUCTION

1V ON 1 1/4 H

APPROX. SLOPE

4. REPAIR SEGMENT LENGTH AND ROCK TONS SHALL NOT BE EXPANDED BEYOND THE TABULATED AMOUNT FOR ANY STRUCTURE WITHOUT PRIOR APPROVAL OF THE COR.

PROCESS. AVOID INCREASING THE REVETMENT LAYER THICKNESS. THIS SHOULD RESULT IN A DENSE AND COMPACT STRUCTURE WITH THE DESIRED GEOMETRY AND MINIMAL VOIDS.

ACHIEVE THE DESIRED CROWN WIDTH AND ELEVATION. WHEN PLACING ROCK ON A REVETMENT IN AREAS WITH AN INTACT BANK BACKING, BUILD ABOVE FINAL GRADE AND TAMP THE ROCK DOWN TO ACHIEVE DESIGN ELEVATION. DO NOT DAMAGE THE REVETMENT OR UNDERLYING BANK MATERIAL WITH THIS

3. AT KICKER STRUCTURES AND REVETMENTS THAT HAVE LOST ALL BANK BACKING MATERIAL BEHIND THE REVETMENT, REPAIR PRACTICE IS SIMILAR TO A DIKE. REPAIR WILL CONSIST OF BUILDING THE STRUCTURE HEIGHT ABOVE THE FINAL GRADE IN THE REPAIR SECTION AND THEN TAMPING THE ROCK DOWN TO

UNDER NO CIRCUMSTANCES SHALL THE REVETMENT REPAIR BE TERMINATED TO CAUSE A LOWER NON-REPAIR SECTION THAT WOULD CREATE BANK EROSIVE CONDITIONS DUE TO REVETMENT ROCK HEIGHT.

GOOD QUALITY BANK MATERIAL BACKING WHEN PRACTICAL. GENERAL PRACTICE IS TO CONTINUE THE REPAIR SEGMENT UNTIL ELEVATIONS ARE WITHIN ONE FOOT. FIELD ADJUSTMENT MAY BE REQUIRED TO AVOID CREATION OF A LOWER NON-REPAIR SECTION THAT WOULD CREATE A FLOW PATH ALONG THE BANK.

2. REVETMENT STRUCTURE REPAIRS MAY INCLUDE ONE OR MORE SEPARATE SEGMENTS AND NOT THE ENTIRE STRUCTURE. FINAL REVETMENT GRADE IN THE REPAIR SECTION MAY BE HIGHER THAN AN ADJACENT UNREPAIRED SECTION. IT IS PREFERABLE THAT THE REPAIR SEGMENT TERMINATES IN AN AREA WITH

SIGNIFICANT MATERIAL DAMAGE. THIS SHOULD RESULT IN A DENSE AND COMPACT STRUCTURE WITH THE DESIRED GEOMETRY AND MINIMAL VOIDS. UNDER NO CIRCUMSTANCES SHALL THE LANDWARD DIKE END BE AT A LOWER ELEVATION THAN THE RIVERWARD END.

THE RIVERWARD END. NORMALLY THIS PROCESS WILL CONSIST OF BUILDING THE DIKE HEIGHT SLIGHTLY ABOVE THE FINAL GRADE IN THE REPAIR SECTION AND THEN TAMPING THE ROCK DOWN TO ACHIEVE THE DESIRED CROWN WIDTH AND ELEVATION. DO NOT TAMP THE ROCK IN A MANNER THAT RESULTS IN

1. FINAL CONSTRUCTED DIKE CROWN MUST MAINTAIN A LEVEL OR SLIGHT DOWNWARD SLOPE FROM THE BANK TO THE RIVERWARD END. CONTRACTOR SHALL REGRADE THE ENTIRE DIKE TOP AS NECESSARY TO PROVIDE MINIMAL SLOPE (MAXIMUM OF 1 FOOT) FOR ENTIRE DIKE LENGTH FROM THE BANK TO

STONE NOTES:

STONE FILL REVETMENT

ON RIVERBANK HIGHER THAN CRP +3

NOT TO SCALE

SECTION 2

PLANE (CRP)

REFERENCE

CONSTRUCTION

CONSTRUCTION REFERENCE PLANE (CRP)

WHEN DETECTED

ANCHOR PILE

VARIES

0.5'

10.5'

1V O

N

H

1V O

N

H

0.5'

THICKNESS

MINIMUM 2.5FT

1V

ON 3

H

AWAY FROM THE RIVER

MIN. SLOPE 1V ON 50H

AWAY FROM THE RIVER

MAX. SLOPE 1V ON 20H

1on 2

CROWN FILL

APP

R

O X.

S

LO

PE:

V O

N /2 H

GROUND

EXISTING

REPAIR REVETMENTS TO CRP (+3)

RIVERWARD SIDE

STRUCTURE AZIMUTH LINE

LANDWARD SIDE

SEE SHEET C3.01.

FOR REPAIR HEIGHTS,

TO CRP (+3)

REPAIR REVETMENTS

RIVERWARD SIDE LANDWARD SIDE

FILL

STONE

GROUND

EXISTING

VARIABLE

V A

R

IE

S

REFERENCE PLANE (CRP)

CONSTRUCTION

1V ON 1 1/4 H

APPROX. SLOPE

1V o n 1H

EXISTING GROUND

STRUCTURE AZIMUTH LINE

STONE FILL REVETMENT

ON RIVERBANK LOWER THAN CRP +3

NOT TO SCALE

SECTION 2

SPOIL MATERIAL

SEE C3 SHEETS

NOTCH LENGTH

CONSTRUCTION GUIDANCE.

35 31 20 PAR 2.1.1/2.3.1 FOR

REFER TO SPECIFICATION SECTION

PROVIDED IN TABLE & ON PLAN SHEETS.

4) GENERAL NOTCH LOCATIONS

ON THE THE C2 OR C3 SHEETS.

STRUCTURE RIVER MILE IS LISTED

3) APPROXIMATE

AND GENERAL REPAIR GUIDANCE.

"STRUCTURES" FOR DEFINITIONS

2) SEE SPECIFICATION 35 31 20

AVAILABLE ON THE C2 OR C3 SHEETS.

1) STRUCTURE REPAIR DIMENSIONS

NOTES:

REPAIR TOP WIDTH.

SEE SHEET C3.01 FOR

REPAIR TOP WIDTH.

SEE SHEET C3.01 FOR

SEE SHEET C3.01.

FOR REPAIR HEIGHTS,

SEE SHEET C3.01.

FOR REPAIR HEIGHTS,

REPAIR TOP WIDTH.

SEE SHEET C3.01 FOR

LAYER THICKNESS

PROVIDE MINIMUM 3 FOOT

REVETMENT OVERLAY

TO CRP (+3)

REPAIR REVETMENTS

TO CRP -3

MINIMUM 6FT DEPTH

CONSTRUCT OVERLAY

REFERENCE PLANE (CRP)

CONSTRUCTION

EXISTING GROUND

BANK TOE

EXISTING GROUND

STONE FILL REVETMENT OVERLAY

ON RIVERBANK WITH DETERIORATED ROCK

NOT TO SCALE

FILL

STONE

1V ON 1 1/4 H

TIE-IN APPROX. SLOPE

EXISITNG REVETMENT

B A N

K S

LO

P E V

A R

IE

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QUALITY VARIES

EXISITNG REVETMENT

ENDS AT CRP -3 TO -5

DETERIORATED ROCK GENERALLY

BACKSLOPE LENGTH

TIE-IN AND MINIMIZE

A SOLID PLATFORM FOR OVERLAY

BUCKET WORK TO PROVIDE

FOR OVERLAY BY MINOR

PREPARE REVETMENT

AS NEEDED:

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