Area of Drawings
TRC-1 - TRC-3
TITLE SHEET AND PROJECT LOCATION MAP
REC-0
WMM COVER
C
VICINITY MAPLOCATION MAP
U T A H
ENERGY FUELS RESOURCES (USA) INC.
SAN JUAN COUNTY, UTAH
INDEX OF DRAWINGS
SHEET TITLE
See Vicinity Map
TITLE SHEET AND PROJECT LOCATION MAP
REV
INTERIM FILL GRADING PLAN
COMPACTED COVER GRADING PLAN
FINAL COVER SURFACE LAYOUT
COVER OVER CELL 2 CROSS SECTION
COVER OVER CELL 3 CROSS SECTIONS
COVER OVER CELL 2 CROSS SECTIONS
SITE MAP
Cell 1
Cell 2
Cell 3
Cell 4B
Cell 4A
RECLAMATION COVER EROSION PROTECTION
SEDIMENTATION BASIN DETAIL
COVER OVER CELL 4A & 4B CROSS SECTIONS
PLAN VIEW OF RECLAMATION FEATURES
MILL SITE AND ORE PAD AREA GRADING PLAN
prepared for
WHITE MESA MILL SITE RECLAMATION
Mill Site
White Mesa
RECLAMATION COVER DETAILS (SHEET 1 OF 2)
TRC-9 C
TRC-8 C
TRC-7 C
TRC-6 C
TRC-5 C
TRC-4 C
TRC-3 C
TRC-2 C
TRC-1 C
REC-3 C
REC-2 C
REC-1 C
REC-0 C
RECLAMATION COVER DETAILS (SHEET 2 OF 2)
TRC-10 C
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS
NOTE:
DRAWINGS REC-0 THROUGH REC-3 PRESENT THE OVERALL RECLAMATION PLANS FOR THE
ENTIRE WHITE MESA MILL SITE. DRAWINGS TRC-1 THROUGH TRC-10 PRESENT THE
RECLAMATION PLANS FOR THE CELLS USED FOR TAILINGS DISPOSAL OR PROCESS WATER
EVAPORATION (CELLS 1, 2, 3, 4A, AND 4B).
CELLS 1 AND 4B ARE CURRENTLY USED FOR PROCESS WATER EVAPORATION. THE
RECLAMATION PLANS REFLECTED IN THESE DRAWINGS ARE BASED ON POTENTIAL USE OF
CELL 4B IN THE FUTURE FOR TAILINGS DISPOSAL.
RESTRICTED AREA BOUNDARY
RESTRICTED AREA BOUNDARY
FINAL FOOTPRINT FOR TAILINGS CELLS
AND CELL 1 DISPOSAL AREA
DISCHARGE CHANNEL
(SEE SHEET REC-3)
CELL 1 DISPOSAL AREA
CELL 2
CELL 3
CELL 4A
CELL 4B
BLACK MESA RD
HW
Y 1
91
SEDIMENTATION BASIN
(SEE SHEET REC-3)
MILL SITE BOUNDARY
(SEE SHEET REC-2)
MILL SITE
PLAN VIEW OF RECLAMATION FEATURES
REC-1
WMM REC-1
C
LEGEND:
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS
5605
MILL SITE BOUNDARY
RESTRICTED AREA BOUNDARY
RESTRICTED AREA BOUNDARY
CELL 1 DISPOSAL AREA
CELL 2
BLACK MESA RD
HW
Y 1
91
ORE PAD
MILL YARD
SEDIMENTATION BASIN
NOTES:
LEGEND:
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS MILL SITE AND ORE PAD AREA GRADING PLAN
REC-2
WMM REC-2
C
5605
MILL SITE BOUNDARY
SEDIMENTATION BASIN
DISCHARGE CHANNEL
CELL 2
CELL 3
RESTRICTED AREA BOUNDARY
ROCK APRON
CELL 1 DISPOSAL AREA
AREA OF CELL TO BE BREACHED
3:1 (TYP)
EXCAVATION
INTO DAKOTA
SANDSTONE
MILL SITE
0.1%
1
.
3
%
NOTES:
LEGEND:
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS SEDIMENTATION BASIN DETAIL
REC-3
WMM REC-3
C
5605
APPROXIMATE LIMIT OF
ADDITIONAL INTERIM FILL
DISCHARGE CHANNEL
CELL 2
CELL 4A
CELL 4B
MILL SITE
CELL 1 DISPOSAL AREA
SEDIMENTATION
BASIN
CELL 3
RESTRICTED AREA BOUNDARY
LEGEND:
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS INTERIM FILL GRADING PLAN
TRC-1
WMM TRC-1
C
5605
5605
CELL 2
CELL 4A
CELL 4B
MILL SITE
CELL 1 DISPOSAL AREA
SEDIMENTATION
BASIN
CELL 3
APPROXIMATE LIMIT OF
COMPACTED COVER
DISCHARGE CHANNEL
RESTRICTED AREA BOUNDARY
LEGEND:
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS COMPACTED COVER GRADING PLAN
TRC-2
WMM TRC-2
C
5605
5605
0.5%
0
.5
%
0.5%
-0
.8
%
-0
.8
%
1
.
1
%
1.0
%
CELL 2
CELL 4A
CELL 4B
MILL SITE
SEDIMENTATION
BASIN
CELL 3
HIG
H P
OIN
T
CELL 1 DISPOSAL AREA
APPROXIMATE LIMIT OF
FINAL COVER SURFACE
DISCHARGE CHANNEL
G
R
A
D
E
B
R
E
A
K
RESTRICTED AREA BOUNDARY
LEGEND:
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS FINAL COVER SURFACE LAYOUT
TRC-3
WMM TRC-3
C
5605
5605
RESTRICTED AREA BOUNDARY
RESTRICTED AREA BOUNDARY
1
.
1
%
0.5%
0
.5
%
0.5%
0
.8
%
0
.8
%
1
0.8-1.0% SLOPES: TOPSOIL MIXED
WITH 25% 1-INCH MINUS GRAVEL
FLOW PATH ABOVE LONGEST
5H:1V SIDE SLOPE IN CELL 4A
LONGEST FLOW PATH
ACROSS CELLS 2, 3 AND 4A
5H:1V SLOPES: ROCK (D
50
= 5.3 INCHES)
WITH FILTER LAYER BETWEEN EROSION
PROTECTION AND RANDOM FILL
0.1%
SLOPES: TOPSOIL
AND VEGETATION
DISCHARGE CHANNEL
BEDROCK
CELL 2
CELL 3
CELL 4A
MILL SITE
BLACK MESA RD
HW
Y 191
CELL 1 DISPOSAL AREA
SEDIMENTATION BASIN
HIG
H P
OIN
T
ROCK APRON B
1
ROCK APRON C
5H:1V SLOPES: D
50
= 5.3
INCHES WITH FILTER
LAYER BETWEEN EROSION
PROTECTION AND
GROWTH MEDIUM
G
R
A
D
E
B
R
E
A
K
LEGEND:
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS RECLAMATION COVER EROSION PROTECTION
TRC-4
WMM TRC-4
C
5605
0.5% SLOPES: TOPSOIL
AND VEGETATION
1.0% SLOPES: TOPSOIL MIXED
WITH 25% 1-INCH MINUS GRAVEL
1
ROCK APRON A
NON-ACCUMULATING SIDE
SLOPES: ROCK (D
50
= 1.7 INCHES)
(NO FILTER LAYER REQUIRED)
5605
ELE
VA
TIO
N, F
EE
T
ELE
VA
TIO
N, F
EE
T
DISTANCE, FEET
5560
5580
5600
5620
5550
5560
5580
5600
5620
0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500
BOTTOM OF CELL FROM DESIGN DRAWINGS
EXISTING SURFACE FROM 2012 LIDAR SURVEY
FINAL COVER SURFACE
-1%
CELL 4B
CELL 3
(SEE SHEET TRC-6)
-1%
MAXIMUM PERMITTED TAILINGS SURFACE
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5600.0'
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5610.0'
1
5
9.5' (MIN)
9.5' (MIN)
5
3
6
ELE
VA
TIO
N, F
EE
T
ELE
VA
TIO
N, F
EE
T
DISTANCE, FEET
5580
5600
5620
5560
5580
5600
5620
0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500
FINAL COVER SURFACE
-1%
CELL 4A
-1%
9.5' (MIN)
3
5
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5600.0'
EXISTING SURFACE FROM 2012 LIDAR SURVEYMAXIMUM PERMITTED TAILINGS SURFACE
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5610.0'
6
1
5
CELL 3
(SEE SHEET TRC-6)
EXISTING SURFACE FROM 2007 LIDAR SURVEY
9.5' (MIN)
COVER OVER CELL 4A & 4B CROSS SECTIONS
TRC-5
WMM TRC-5
C
A TAILINGS COVER
0
0
SCALE IN FEET
VERT
HORZ 50 100
10 20
B TAILINGS COVER
0
0
SCALE IN FEET
VERT
HORZ 50 100
10 20
VERTICAL EXAGGERATION = 5X
VERTICAL EXAGGERATION = 5X
LEGEND:
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS
ELE
VA
TIO
N, F
EE
T
ELE
VA
TIO
N, F
EE
T
DISTANCE, FEET
5580
5600
5620
5640
5560
5580
5600
5620
5640
1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400 2500
BOTTOM OF CELL FROM AS-BUILT DRAWINGS
FINAL COVER SURFACE
-0.5%
CELL 3
CELL 2 (SEE SHEET TRC-7)CELL 4B (SEE SHEET TRC-5)
10' (MIN)
EXISTING SURFACE FROM 2012 LIDAR SURVEY
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5613.5'
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5608.5'
9.5' (MIN)
6
7
ELE
VA
TIO
N, F
EE
T
ELE
VA
TIO
N, F
EE
T
DISTANCE, FEET
5580
5600
5620
5640
5570
5580
5600
5620
5640
1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400
-0.5%
BOTTOM OF CELL FROM AS-BUILT DRAWINGS
FINAL COVER SURFACE
CELL 3
CELL 2 (SEE SHEET TRC-7)CELL 4A (SEE SHEET TRC-5)
10' (MIN)
6
7
EXISTING SURFACE FROM 2012 LIDAR SURVEY
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5613.5'
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5608.5'
9.5' (MIN)
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS COVER OVER CELL 3 CROSS SECTIONS
TRC-6
WMM TRC-5
C
A TAILINGS COVER
0
0
SCALE IN FEET
VERT
HORZ 50 100
10 20
B TAILINGS COVER
0
0
SCALE IN FEET
VERT
HORZ 50 100
10 20
VERTICAL EXAGGERATION = 5X
VERTICAL EXAGGERATION = 5X
LEGEND:
ELE
VA
TIO
N, F
EE
T
ELE
VA
TIO
N, F
EE
T
DISTANCE, FEET
5580
5600
5620
5640
5570
5580
5600
5620
5640
2300 2400 2500 2600 2700 2800 2900 3000 3100 3200 3300 3400
-0.5%
-0.5%
BOTTOM OF CELL FROM AS-BUILT DRAWINGS
FINAL COVER SURFACE
CELL 2 CELL 1
CELL 3 (SEE SHEET TRC-6)
-1.0%
10.5' (MIN)
1
5
EXISTING SURFACE FROM 2012 LIDAR SURVEY
MAXIMUM PERMITTED TAILINGS
ELEVATION AT 5613.5'
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5615.0'
MILL DEBRIS /
CONTAMINATED
SOILS
9.5' (MIN)
4
7E
LE
VA
TIO
N, F
EE
T
EL
EV
AT
IO
N, F
EE
T
DISTANCE, FEET
5580
5600
5620
5640
5570
5580
5600
5620
5640
2200 2300 2400 2500 2600 2700 2800 2900 3000 3100 3200 3300 3400 3500 3600
-0.5%
-1.0%
-0.5%
BOTTOM OF CELL FROM AS-BUILT DRAWINGS
FINAL COVER SURFACE
CELL 2 CELL 1
CELL 3 (SEE SHEET TRC-6)
7
1
5
EXISTING SURFACE FROM 2012 LIDAR SURVEY
10.5' (MIN)
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5613.5'
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5615.0'
MILL DEBRIS /
CONTAMINATED
SOILS
9.5' (MIN)
4
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS COVER OVER CELL 2 CROSS SECTIONS
TRC-7
WMM TRC-5
C
A TAILINGS COVER
0
0
SCALE IN FEET
VERT
HORZ 50 100
10 20
B TAILINGS COVER
0
0
SCALE IN FEET
VERT
HORZ 50 100
10 20
VERTICAL EXAGGERATION = 5X
VERTICAL EXAGGERATION = 5X
LEGEND:
EL
EV
AT
IO
N, F
EE
T
EL
EV
AT
IO
N, F
EE
T
DISTANCE, FEET
5600
5620
5640
5660
5580
5600
5620
5640
5660
0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400
BOTTOM OF CELL FROM AS-BUILT DRAWINGS
-1%
FINAL COVER SURFACE
CELL 2
1
5
EXISTING SURFACE FROM 2012 LIDAR SURVEY
MAXIMUM PERMITTED TAILINGS ELEVATION AT 5613.5'
MAXIMUM PERMITTED TAILINGS ELEVATION AT ~5623'
(MAXIMUM PERMITTED TAILINGS ELEVATION ALONG
NORTH EDGE OF CELL 2 BETWEEN MILL SITE AND
CELL 1 RANGES FROM 5615'-5626')
CELL 3
7
10.5' (MIN)
8
10.5' (MIN)
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS COVER OVER CELL 2 CROSS SECTION
TRC-8
WMM TRC-5
C
C TAILINGS COVER
0
0
SCALE IN FEET
VERT
HORZ 50 100
10 20
VERTICAL EXAGGERATION = 5X
LEGEND:
TABLE 2 - ROCK APRON SCHEDULE
ROCK APRON
TYPE
APRON
RIPRAP D
50
(MINIMUM)
W
1
W
2
DEPTH (D)
A 3.4" 4.5' 5.0' 1'
B 10.6" 13.5' 13' 3'
C 9.0" 11.5' 11' 3'
TABLE 1 - RIPRAP ON SIDE SLOPES
SIDE SLOPE AREA
RIPRAP D
50
FILTER
D
50
THICKNESS D
100
THICKNESS
EAST & WEST SIDES 1.7" 6"
(NOT NEEDED)
-
CELL 4A & 4B SOUTHERN 5.3" 8" 3" 6"
CELL 1 DISPOSAL AREA 5.3" 8" 3" 6"
W1 (SEE TABLE 2)
D (SEE TABLE 2)
FILTER THICKNESS 1% SLOPE
1
5
RIPRAP (SEE TABLE 1)
ELEVATION
COVER
RIPRAP THICKNESS
W₂ (SEE TABLE 2)
RIPRAP FILTER (SEE TABLE 1)
T
1
0.5'
3.5'
T
2
2.5' (MIN)
EROSION PROTECTION LAYER
(TOPSOIL OR GRAVEL ADMIXTURE)
LAYER 3 - GROWTH MEDIUM
LAYER 1 - INTERIM FILL
LAYER 2 - COMPACTED COVER
TAILINGS
VEGETATION
RIPRAP
THICKNESS
VARIES
FILTER THICKNESS
1
5
1
3
EXISTING
BERM
RANDOM FILL
RIPRAP = (SEE TABLE 1)
RIPRAP FILTER (SEE TABLE 1)
RECLAMATION COVER DETAILS (SHEET 1 OF 2)
TRC-9
WMM TRC-9
C
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS
1 ROCK APRON AT BASE OF TOE CELL OUTSLOPES
2 COVER DETAIL FOR TOP SURFACE OF TAILINGS
-
3 COVER DETAIL FOR SIDE SLOPES
-
CELLS 2-4 AND CELL 1 DISPOSAL AREA
COVER THICKNESS TABLE
CELL
COVER
(T
1
)
RADON
ATTENUATION
LAYER (T
2
)
1 9.5' 3.0'
2 10.5' 4.0'
3 10.0' 3.5'
4A & 4B 9.5' 3.0'
LEGEND:
NOT TO SCALE
12" CLAY LINER
BERM
CELL 2 CELL 1 DISPOSAL AREA
0.5%
1.0%
2
MILL DEBRIS / CONTAMINATED SOILS
1
5
1
3
1
5
1
RANDOM FILL
3
1
8' MIN
3'
MINIMUM 10'
CELL 3CELL 4
BERM
TAILINGS
TAILINGS
0.8%
MAXIMUM PERMITTED
TAILINGS ELEV AT 5608.5'
0.5%
C
L
CELL 2CELL 3
BERM
TAILINGS
TAILINGS
MAXIMUM PERMITTED
TAILINGS ELEV AT 5613.5'
0.5%
0.5%
C
L
BERM
MAXIMUM PERMITTED
TAILINGS ELEV AT 5600.0'
TAILINGS
5
1
CELL 4
0.8%
RANDOM FILL
1
MAXIMUM PERMITTED TAILINGS
ELEVATION VARIES
5
1
CELL 2
1%
TAILINGS
RECLAMATION COVER DETAILS (SHEET 2 OF 2)
TRC-10
WMM TRC-10
C
WHITE MESA MILL SITE RECLAMATION
BLANDING, UTAH
AUG 2016
ENERGY FUELS
4 COVER DETAIL FOR CELL 1 DISPOSAL AREA
5 COVER DETAIL OVER BERM - SOUTHERN EDGE CELL 4 6 COVER DETAIL OVER BERM - BETWEEN CELL 4 AND CELL 3
7 COVER DETAIL OVER BERM - BETWEEN CELL 3 AND CELL 2
0 5 10 0 5 10
0 5 10
0 10 20
6
77
LEGEND:
8 COVER DETAIL OVER BERM - NORTHEASTERN EDGE OF CELL 2
0 5 10
MINIMUM 10'
ROCK APRON
MINIMUM 10'