2018-01-12_REVISION - M2000041 ‎(26)‎

• Permit No: M2000041
• IBM Index Class Name: Revision
• Doc Date: 1/12/2018
• Doc Name Note: MAP: Sheet 9 of 11
• Doc Name: Adequacy Review Response #2
• From: Fremont Paving & Redi-Mix
• To: DRMS
• Type & Sequence: TR4
• Email Name: ERR
• Email Name: WHE
• Media Type: D
• Archive: No

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SPREAD EXCESS TRENCHED AND 6' STEEL "T" POST IN CENTER OF SLURRY WALL
BACK FILL MATERIAL TO THE PIT TO IDENTIFY CENTERLINE OF AS -CONSTRUCTED
SIDE OF THE RESERVOIR. ALIGNMENT. MAXIMUM SPACING 100' ON CENTER AND
ALL ANGLE POINTS OR POINTS OF TANGENCY
10' 3' 3' 3'
3 1 1' (NOMINAL)
NOTES:
1. CAP SHALL BE CONSTRUCTED, WITH 'T' POST INSTALLED AS REQUIRED
WITHIN 200' OF THE ACTIVE BACKFILL MIXING AREA.
2. CAP MAY REQUIRE LOCAL FIELD ADJUSTMENT TO MEET FINAL GRADING
PLAN REQUIREMENTS, AS NECESSARY, TO MEET PROJECT INTENT.
3. AFTER PRIMARY CONSOLIDATION OF THE SLURRY WALL, FINE GRADING
CAP MATERIAL SHALL BE GRADED BY THE OWNER TO PROVIDE A CROWN
ON EITHER SIDE OF THE CENTERLINE AT A SLOPE BETWEEN OF 0.25" TO
0.5" PER FOOT.
4. REMOVE SLURRY WALL CAP IN SPILLWAY AREA.
4.5'
SLOPE 3:1 OR
FEATHER AT FLATTER
SLOPES AS
NECESSARY
o p O o co 00 0
0 0 0 0 0 p O
O O p 0 O G
TOP OF EXISTING
WORKING PLATFORM
CLAYEY SOIL
SOIL BENTONITE
BACKFILL
SLURRY WALL TRENCH CAP DETAIL
19'
18" CRUSHED ROCK
1' CLASS 5 ROADBASE
o p o O
O
- FILTER CLOTH & GEOGRI
FABRIC (AASHTO CLASS
NONWOVEN SEPARATIOI
FABRIC & TENSAR 1600
OR EQUIVALENT) OR 0.5"
STEEL PLATE
SOIL BENTONITE
BACKFILL
0 3 6
Scale In Feet
O - C:> c
O o 0
O
O
SUPPLEMENTAL FINES 75%
CY/LF
( )
O
o
o
p
0
O
O
O
n r�
14+00 to 20+00
1.1
109.2 30 ft/bag
20+00 to 40+00
1.1
124.8 25 ft/bag
TOP OF SLURRY WALL
@ TOP OF EXISTING
WORKING PLATFORM
PERMANENT ROAD CROSSING DETAIL
0 3 6
Scale In Feet
QUANTITY FINES SUPPLEMENTS AND BENTONITE SPACING
(1% APPLICATION RATE)
STATION RANGE
SUPPLEMENTAL FINES 75%
CY/LF
( )
DRY BENTONITE SPACING BETWEEN
ADDITION RATE
(LB/FT) EACH 3,000 LB BAG
0+00 to 8+00
1.1
109.2 30 ft/bag
8+00 to 14+00
1.1
124.8 25 ft/bag
14+00 to 20+00
1.1
109.2 30 ft/bag
20+00 to 40+00
1.1
124.8 25 ft/bag
40+00 to 46+00
1.1
109.2 30 ft/bag
46+00 to 49+00
1.1
124.8 25 ft/bag
49+00 to 65+00
1.1
109.2 30 ft/bag
65+00 to 70+00
1.1
124.8 25 ft/bag
70+00 to 75+88
1.1
109.2 30 ft/bag
1. TABLE BASED ON SUPPLEMENTAL FINES WITH AN AVERAGE OF
75% PASSING THE #200 SIEVE.
2. RATES SHOWN ARE FOR A MINIMUM OF 30% PASSING #200 SIEVE
FOR BACKFILL AND MAY REQUIRE ADJUSTMENT.
3. BAG SPACING BASED ON A DRY BENTONITE APPLICATION RATE OF
1% AND MAY BE ADJUSTED BASED ON THE FINAL MIX DESIGN
PREPARED BY THE DESIGNER/ENGINEER AND THE MINIMUM OF
FINES PASSING #200 SIEVE AS APPROVED BY DESIGN ENGINEER.
4.5'
SLOPE 3:1 OR
FEATHER AT FLATTER
SLOPES AS
NECESSARY
0 0 0 v O
0
o in O co
O O O r- O CV p
3�
NOTE:
ROAD CROSSING CONSTRUCTION,
IF NECESSARY, WILL BE DIRECTED
BY THE OWNER.
EXISTING SLURRY WALL
WORKING PLATFORM
70' TYP
(45' MIN)
45'
(30' MIN)
2.5'
BACKFILL MIXING AREA (MIN)
STOCKPILED SUPPLEMENTAL FINES
25'
(15' MIN)
MAINTAIN SLURRY
LEVEL WITHIN 2' OF
GROUND SURFACE,
OVERBURDEN
SLURRY WALL
WORKING PLATFORM
MSHA SAFETY BERM
� (SEE DETAIL)
FINAL RECLAMATION
�N. Ii, Z SLOPE
TOP OF WORKING
PLATFORM
r .7
=2.5 y'V
MSHA SAFETY BERM DETAIL
0 3 6
Scale In Feet
NOTES:
1. SAFETY BERM MUST BE CONSTRUCTED TO A HEIGHT
GREATER THAN OR EQUAL TO HALF THE WHEEL HEIGHT OF
THE LARGEST WHEELED PIECE OF MOBILE EQUIPMENT=2.5'
D ii °! �� 101 r
2 2�!