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<br />BACKFILL TO MINIMUM 4,
<br />ELEVATION OF 5023.0
<br />_ - - - - ELEV. = 5024.0
<br />5' 1
<br />r
<br />k.�
<br />ELEV:
<br />I GROUT
<br />BACKFILL UPSTREAM TOE
<br />STRUCTURE TO.,,ELEV,:,_5
<br />Jf
<br />,
<br />�i
<br />EXISTING GRADE
<br />(VARIES ACROSS DROP
<br />STRUCTURE
<br />---------------
<br />5023 --502502
<br />0)
<br />1 3.0' LONG x 4 "0 PVC PIPE
<br />FLUSH WITH TOP OF ROCK ® 10.0' O.C.
<br />" i I ELEV. = 5020.0
<br />MIN. 24 GROUTED 11
<br />BOULDERS '
<br />3
<br />PLACE APPROVED GEOTEXTILE FILTER 1
<br />FABRIC OVER AND UNDER 3/4"
<br />ANGULAR ROCK TO PREVENT
<br />CONTAMINATION BY GROUT AND SOILS
<br />MIN. 24" GROUTED 3/4" ANGULAR ROCK WEEP DRAIN
<br />BOULDERS FILTER MATERIAL. MINIMUM 6"
<br />THICKNESS SURROUNDING PIPE
<br />SYSTEM AT ALL POINTS.
<br />NOTE: IF EXISTING SOILS DO NOT MEET BEDDING
<br />CRITERIA THEN 12" OF SUITABLE MATERIAL SHALL BE,
<br />PLACED UNDER VH RIPRAP. ENGINEER TO DETERMINE
<br />ACCEPTABILITY OF EXISTING SOIL IN FIELD.
<br />SCALE 1" = 5'
<br />I a'
<br />1
<br />TRANSITION GROUTED BOULDER SLOPE
<br />FROM 4:1 CHANNEL EDGE TO 5.41 r
<br />CENTER OF STRUCTURE�i�
<br />FROM
<br />5015
<br />i 3
<br />1
<br />lil
<br />Y,
<br />02
<br />ELEV 1 5
<br />,111 i N 1 IMITS ?OF
<br />LLEV: 5024 �- 4' -0 "- t
<br />LEV:r5020 1j
<br />STA:. 17 +24.53
<br />I OFFSET: 0.00 L
<br />1, STA-'' 17 +19.53
<br />OFFSET: 0.00 " L
<br />r
<br />1 1
<br />BACkFILL TO EXISTING GRADE
<br />REGRADE LOW FLOW CIANNEII
<br />1' DEEP x 20' WIDE N CENTER ?
<br />OF (STRUCTURE.
<br />� Y
<br />y a
<br />SCALE 1- = 20'
<br />MIN.
<br />it
<br />OF TYPE VH RIPRAP
<br />ELEV. = 5015.0,,
<br />1i
<br />I�, f
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<br />�r I
<br />OWNSTREAM AREA OF
<br />1
<br />I ,
<br />l'I'd
<br />UCTURE TO EXISITNG
<br />_J
<br />��
<br />GRADE LOW FLOW
<br />L
<br />W O
<br />1'pEEP x120' WIDE)
<br />,RAP
<br />ER!OF.,STRUCTURE�
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<br />AREA TO BE BACKFILLED I $ ! `
<br />EI�
<br />I I 1
<br />rn
<br />f
<br />ALL RIP -RAP BELOW ; ELEVATION ;
<br />p
<br />r?
<br />5020 TO �E BURIED. `,4
<br />THICKNESS
<br />FROM BONDING TO ROCK.
<br />± 2 -0" (MIN)
<br />i
<br />BURIED RIPRAP
<br />{UJOFF WALL (TYP) ('
<br />•��
<br />L
<br />ELEV: 5015
<br />g
<br />I1
<br />,I'
<br />, i
<br />V
<br />y N
<br />STA: 17 ±63.53
<br />OFFSET: 0.00 L
<br />i
<br />I 4 ELE
<br />PLAGELCLENT DETAL1 ,
<br />]t`r
<br />1': i
<br />I a'
<br />1
<br />TRANSITION GROUTED BOULDER SLOPE
<br />FROM 4:1 CHANNEL EDGE TO 5.41 r
<br />CENTER OF STRUCTURE�i�
<br />FROM
<br />5015
<br />i 3
<br />1
<br />lil
<br />Y,
<br />02
<br />ELEV 1 5
<br />,111 i N 1 IMITS ?OF
<br />LLEV: 5024 �- 4' -0 "- t
<br />LEV:r5020 1j
<br />STA:. 17 +24.53
<br />I OFFSET: 0.00 L
<br />1, STA-'' 17 +19.53
<br />OFFSET: 0.00 " L
<br />r
<br />1 1
<br />BACkFILL TO EXISTING GRADE
<br />REGRADE LOW FLOW CIANNEII
<br />1' DEEP x 20' WIDE N CENTER ?
<br />OF (STRUCTURE.
<br />� Y
<br />y a
<br />SCALE 1- = 20'
<br />MIN.
<br />it
<br />OF TYPE VH RIPRAP
<br />ELEV. = 5015.0,,
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<br />VE I MATERIALS, T E, I JTO i
<br />K (TYP)
<br />11!
<br />®'
<br />W
<br />�=a
<br />THAT COULD PREVENT THE GROUT
<br />> >o�
<br />THICKNESS
<br />FROM BONDING TO ROCK.
<br />± 2 -0" (MIN)
<br />i
<br />BURIED RIPRAP
<br />{UJOFF WALL (TYP) ('
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<br />'RA, (TYPE VH)
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<br />JOULDERS
<br />On
<br />PLACE BOULDERS AS TIGHTLY AS POSSIBLE
<br />WITH THE REQUIRED BOULDER HEIGHT
<br />VERTICAL
<br />AND VOIDS FOR GROUTING MINIMIZED
<br />TOP OF ROCK LAYER SHO Df
<br />ON PROFILE AND SECTIONS
<br />TOP 1/2 OF BOULDERS TOP OF GROU ��2 R
<br />TO REMAIN CLEAN
<br />AND FREE OF GROUT-
<br />arOUT NOTES
<br />UAT'ERIAL SPECIFICATIOUS
<br />1. All grout shall have a minimum 28 -day
<br />compressive strength equal to 3200 psi.
<br />f
<br />2. One cubic yard o g rout shall have a
<br />minimum of six (6) sacks of Type II
<br />Portland cement.
<br />3. A maximum of 25% Type C Fly Ash may
<br />be substituted for the Portland cement.
<br />4. For Type A grout, the aggregate shall
<br />be comprised of 70% natural sand
<br />(fines) and 30% % -inch rock (coarse).
<br />5. For Type B grout, the aggregate shall
<br />be comprised of % -inch maximum gravel,
<br />structural concrete aggregate.
<br />6. Type B grout shall be used in streams
<br />with significant perennial flows.
<br />7. The grout slump shall be 4- inches
<br />to 6- inches.
<br />8. Air entrainment shall be 7.5% t 1 %.
<br />9. To control shrinkage and cracking, 1.5
<br />pounds of Fibermesh, or equivalent, shall
<br />be used per cubic yard of grout.
<br />ELEVATION =5028
<br />113' (MIN. WIDTH)
<br />FIELD ADJUST AS
<br />NECESSARY TO
<br />MATCH EXISTING
<br />CHANNEL BANKS
<br />ELEVATION =5025
<br />r ELEVATION =5024
<br />PLACEFAEUT SPECIFICATIONS
<br />1. All Type A grout shall be delivered by a
<br />means of a low pressure (less than 10
<br />psi) grout pump using a 2 -inch diameter
<br />nozzle.
<br />2. Clean boulders by brushing or washing
<br />before grouting.
<br />3. All Type B grout shall be delivered by
<br />means of a low pressure (less than 10
<br />psi) concrete pump using a 3 -inch
<br />diameter nozzle
<br />4. Full depth 'pedetration of the grout into
<br />the boulder voids shall be achieved by
<br />injecting grout starting with the nozzle
<br />near the bottom and raising it as grout
<br />fills, while vibrating grout into place
<br />using a pencil vibrator.
<br />5. After grout placement, exposed boulder
<br />faces shall be cleaned with a wet broom.
<br />6. All finished grout surfaces shall be
<br />sprayed with a clear liquid membrane
<br />curing compound as specified in ASTM
<br />C -309.
<br />7. Special procedures shall be required
<br />for grout placement when the air
<br />temperatures are less than 40'F
<br />or greater than 90'F. Contractor shall
<br />obtain prior approval from the design
<br />engineer of the procedures to be used
<br />for protecting the grout.
<br />8. All grout between boulders shall be
<br />treated pith a broom finish.
<br />- ELEVATION =5028
<br />UPSTREAM --� ` _ J EXISTING GRADE UFSTREAM
<br />CUTOFF WALL I CUTOFF WALL
<br />I---- 30' __- EXTEND UPSTREAM
<br />CUTOFF INTO EXISTING
<br />CHANNEL BANKS (TYP)
<br />(MIN. 2'x8' BURIED �- 30' --1
<br />RIP -RAP)
<br />1 "= 24
<br />Permit Number / f�'7Y -0!a-
<br />Class: OPermit
<br />Sec6onlEzhibit: _____._ ((n
<br />j Class: OR Il � ( .CJM�
<br />TypefSeQ l
<br />Class: O Repo d H ro f]Generr\\''
<br />Doc Type: S1_�
<br />❑Application (Coal only) D liontl O Enforcement spection
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<br />Date: UZ U1 UL
<br />Job No: 01 -201
<br />Drawn EPS
<br />Design:
<br />Chocked: -emVim
<br />Scale: AS SHOWN
<br />Shoot:
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<br />U rn o
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<br />THAT FILLS ALL VOIDS TO
<br />DIRT AND MATERIALS FROM ROCK
<br />®'
<br />W
<br />�=a
<br />THAT COULD PREVENT THE GROUT
<br />> >o�
<br />THICKNESS
<br />FROM BONDING TO ROCK.
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<br />v
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<br />arOUT NOTES
<br />UAT'ERIAL SPECIFICATIOUS
<br />1. All grout shall have a minimum 28 -day
<br />compressive strength equal to 3200 psi.
<br />f
<br />2. One cubic yard o g rout shall have a
<br />minimum of six (6) sacks of Type II
<br />Portland cement.
<br />3. A maximum of 25% Type C Fly Ash may
<br />be substituted for the Portland cement.
<br />4. For Type A grout, the aggregate shall
<br />be comprised of 70% natural sand
<br />(fines) and 30% % -inch rock (coarse).
<br />5. For Type B grout, the aggregate shall
<br />be comprised of % -inch maximum gravel,
<br />structural concrete aggregate.
<br />6. Type B grout shall be used in streams
<br />with significant perennial flows.
<br />7. The grout slump shall be 4- inches
<br />to 6- inches.
<br />8. Air entrainment shall be 7.5% t 1 %.
<br />9. To control shrinkage and cracking, 1.5
<br />pounds of Fibermesh, or equivalent, shall
<br />be used per cubic yard of grout.
<br />ELEVATION =5028
<br />113' (MIN. WIDTH)
<br />FIELD ADJUST AS
<br />NECESSARY TO
<br />MATCH EXISTING
<br />CHANNEL BANKS
<br />ELEVATION =5025
<br />r ELEVATION =5024
<br />PLACEFAEUT SPECIFICATIONS
<br />1. All Type A grout shall be delivered by a
<br />means of a low pressure (less than 10
<br />psi) grout pump using a 2 -inch diameter
<br />nozzle.
<br />2. Clean boulders by brushing or washing
<br />before grouting.
<br />3. All Type B grout shall be delivered by
<br />means of a low pressure (less than 10
<br />psi) concrete pump using a 3 -inch
<br />diameter nozzle
<br />4. Full depth 'pedetration of the grout into
<br />the boulder voids shall be achieved by
<br />injecting grout starting with the nozzle
<br />near the bottom and raising it as grout
<br />fills, while vibrating grout into place
<br />using a pencil vibrator.
<br />5. After grout placement, exposed boulder
<br />faces shall be cleaned with a wet broom.
<br />6. All finished grout surfaces shall be
<br />sprayed with a clear liquid membrane
<br />curing compound as specified in ASTM
<br />C -309.
<br />7. Special procedures shall be required
<br />for grout placement when the air
<br />temperatures are less than 40'F
<br />or greater than 90'F. Contractor shall
<br />obtain prior approval from the design
<br />engineer of the procedures to be used
<br />for protecting the grout.
<br />8. All grout between boulders shall be
<br />treated pith a broom finish.
<br />- ELEVATION =5028
<br />UPSTREAM --� ` _ J EXISTING GRADE UFSTREAM
<br />CUTOFF WALL I CUTOFF WALL
<br />I---- 30' __- EXTEND UPSTREAM
<br />CUTOFF INTO EXISTING
<br />CHANNEL BANKS (TYP)
<br />(MIN. 2'x8' BURIED �- 30' --1
<br />RIP -RAP)
<br />1 "= 24
<br />Permit Number / f�'7Y -0!a-
<br />Class: OPermit
<br />Sec6onlEzhibit: _____._ ((n
<br />j Class: OR Il � ( .CJM�
<br />TypefSeQ l
<br />Class: O Repo d H ro f]Generr\\''
<br />Doc Type: S1_�
<br />❑Application (Coal only) D liontl O Enforcement spection
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<br />TI2:I�
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<br />0
<br />Date: UZ U1 UL
<br />Job No: 01 -201
<br />Drawn EPS
<br />Design:
<br />Chocked: -emVim
<br />Scale: AS SHOWN
<br />Shoot:
<br />C I
<br />r
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<br />IIIINIL�II�iiIlIlA111dillu��lli�llill •
<br />00015633
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<br />.,. PLACE GROUT IN A MANNER
<br />BEFORE GROUTING, CLEAN ALL
<br />THAT FILLS ALL VOIDS TO
<br />DIRT AND MATERIALS FROM ROCK
<br />®'
<br />W
<br />THE SPECIFIED GROUT
<br />THAT COULD PREVENT THE GROUT
<br />THICKNESS
<br />FROM BONDING TO ROCK.
<br />IS� 1.7)Vl UL[2 :-FT
<br />PLAGELCLENT DETAL1 ,
<br />N.T.S.
<br />anal 1�6
<br />arOUT NOTES
<br />UAT'ERIAL SPECIFICATIOUS
<br />1. All grout shall have a minimum 28 -day
<br />compressive strength equal to 3200 psi.
<br />f
<br />2. One cubic yard o g rout shall have a
<br />minimum of six (6) sacks of Type II
<br />Portland cement.
<br />3. A maximum of 25% Type C Fly Ash may
<br />be substituted for the Portland cement.
<br />4. For Type A grout, the aggregate shall
<br />be comprised of 70% natural sand
<br />(fines) and 30% % -inch rock (coarse).
<br />5. For Type B grout, the aggregate shall
<br />be comprised of % -inch maximum gravel,
<br />structural concrete aggregate.
<br />6. Type B grout shall be used in streams
<br />with significant perennial flows.
<br />7. The grout slump shall be 4- inches
<br />to 6- inches.
<br />8. Air entrainment shall be 7.5% t 1 %.
<br />9. To control shrinkage and cracking, 1.5
<br />pounds of Fibermesh, or equivalent, shall
<br />be used per cubic yard of grout.
<br />ELEVATION =5028
<br />113' (MIN. WIDTH)
<br />FIELD ADJUST AS
<br />NECESSARY TO
<br />MATCH EXISTING
<br />CHANNEL BANKS
<br />ELEVATION =5025
<br />r ELEVATION =5024
<br />PLACEFAEUT SPECIFICATIONS
<br />1. All Type A grout shall be delivered by a
<br />means of a low pressure (less than 10
<br />psi) grout pump using a 2 -inch diameter
<br />nozzle.
<br />2. Clean boulders by brushing or washing
<br />before grouting.
<br />3. All Type B grout shall be delivered by
<br />means of a low pressure (less than 10
<br />psi) concrete pump using a 3 -inch
<br />diameter nozzle
<br />4. Full depth 'pedetration of the grout into
<br />the boulder voids shall be achieved by
<br />injecting grout starting with the nozzle
<br />near the bottom and raising it as grout
<br />fills, while vibrating grout into place
<br />using a pencil vibrator.
<br />5. After grout placement, exposed boulder
<br />faces shall be cleaned with a wet broom.
<br />6. All finished grout surfaces shall be
<br />sprayed with a clear liquid membrane
<br />curing compound as specified in ASTM
<br />C -309.
<br />7. Special procedures shall be required
<br />for grout placement when the air
<br />temperatures are less than 40'F
<br />or greater than 90'F. Contractor shall
<br />obtain prior approval from the design
<br />engineer of the procedures to be used
<br />for protecting the grout.
<br />8. All grout between boulders shall be
<br />treated pith a broom finish.
<br />- ELEVATION =5028
<br />UPSTREAM --� ` _ J EXISTING GRADE UFSTREAM
<br />CUTOFF WALL I CUTOFF WALL
<br />I---- 30' __- EXTEND UPSTREAM
<br />CUTOFF INTO EXISTING
<br />CHANNEL BANKS (TYP)
<br />(MIN. 2'x8' BURIED �- 30' --1
<br />RIP -RAP)
<br />1 "= 24
<br />Permit Number / f�'7Y -0!a-
<br />Class: OPermit
<br />Sec6onlEzhibit: _____._ ((n
<br />j Class: OR Il � ( .CJM�
<br />TypefSeQ l
<br />Class: O Repo d H ro f]Generr\\''
<br />Doc Type: S1_�
<br />❑Application (Coal only) D liontl O Enforcement spection
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<br />LU
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<br />TI2:I�
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<br />0
<br />Date: UZ U1 UL
<br />Job No: 01 -201
<br />Drawn EPS
<br />Design:
<br />Chocked: -emVim
<br />Scale: AS SHOWN
<br />Shoot:
<br />C I
<br />r
<br />Ja
<br />Of
<br />IIIINIL�II�iiIlIlA111dillu��lli�llill •
<br />00015633
<br />
|