2022-09-06_REVISION - M1977300 ‎(6)‎

• Permit No: M1977300
• IBM Index Class Name: Revision
• Doc Date: 9/6/2022
• Doc Name Note: 4th Adequacy Reponse Drawing # EUS21CO00084-C101
• Doc Name: Adequacy Review Response
• From: Colorado Legacy Land
• To: DRMS
• Type & Sequence: AM6
• Email Name: AME
• Email Name: MAC
• Media Type: M
• Archive: No

W
East Cover Material Excavation
+pp 0 2+00 3+
South Initial Excavation
9
s
a CJ £3j La
v 7 C t 3 C 7 i} G j Gtr t r:
LCA a c Ct7 CO ? CC5 CSSQ0 �0 CL C (0 Cb Cb c0 C C0 Co � i�
0 0
30
m;
Notes:
1. LiDAR data: U.S. Geological Survey, 20140929, USGS Lidar Point Cloud (LPC) CO_Denver_2008_000056 2014-08-27 LAS: U.S. Geological Survey.
2. Aerial imagery provided by Bing, circa 2017.
3. Contour interval: 5ft.
4. Alignment A -A' bisects the Black Forest Mine Entrance.
5. Alignment B -B' intersects MW -19.
6. All excavation areas have perimeter slopes of -33%.
7. North Initial Excavation 2D surface area: 7,070 ft2.
8. North Initial Excavation cut volume: 450 yd'.
5. South Initial Excavation 2D surface area: 3,807 ft2.
6. South Initial Excavation cut volume: 200 yd'.
7. North and South Initial Excavation cut depth is 2 ft. below grade.
5. East Cover Material 2D surface area: 21,287 ft2.
6. East Cover Material cut volume: 2,940 yd'.
7. East Cover Material cut depth is 5 ft. below grade.
8. Profiles have 2:1 vertical exaggeration.
Revision History Engineer's Seal
A Issued for Review
Rev.
Description
3/18/2022
Date
DRAFT
NOT FOR
CONSTRUCTION
1:360
Name
In
S
A'
E
120 \
Fe
Date
Design B. Ray 2022-03-18 project Name
Drawn N. Lambert 2022-03-18
Checked E. Busby 2022-03-18 Project Number
Approved I B. Ray 2022-03-18 Project Location
671
67
66
66
66
66
66
M
< 66
r+
o'
66
,32
66
66
66
65
65
65
65
Alignment A -A' Profile Vie
650
664
0
640
6630-
63
9
M
m 662
�
661L-6610
_.
8
620
�--
c
j
7
N
600 W
_..
659
6
C-4
5
657 570
-0+50 0+00 1+00 2+00 3+00 3+50
Station (ft) SEP ou 11ozz
DIVISION OF RECLAMATION,
MINING & SAFETY -MINERALS
4 w.._._.___..,,.
3 __
___._ _�.______
20—
_m__ �._._.___mM.�
�_. _ .•._
5
1�,p"
�8
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9
5
8
7
CD
1
W
East Cover Material Excavation
+pp 0 2+00 3+
South Initial Excavation
9
s
a CJ £3j La
v 7 C t 3 C 7 i} G j Gtr t r:
LCA a c Ct7 CO ? CC5 CSSQ0 �0 CL C (0 Cb Cb c0 C C0 Co � i�
0 0
30
m;
Notes:
1. LiDAR data: U.S. Geological Survey, 20140929, USGS Lidar Point Cloud (LPC) CO_Denver_2008_000056 2014-08-27 LAS: U.S. Geological Survey.
2. Aerial imagery provided by Bing, circa 2017.
3. Contour interval: 5ft.
4. Alignment A -A' bisects the Black Forest Mine Entrance.
5. Alignment B -B' intersects MW -19.
6. All excavation areas have perimeter slopes of -33%.
7. North Initial Excavation 2D surface area: 7,070 ft2.
8. North Initial Excavation cut volume: 450 yd'.
5. South Initial Excavation 2D surface area: 3,807 ft2.
6. South Initial Excavation cut volume: 200 yd'.
7. North and South Initial Excavation cut depth is 2 ft. below grade.
5. East Cover Material 2D surface area: 21,287 ft2.
6. East Cover Material cut volume: 2,940 yd'.
7. East Cover Material cut depth is 5 ft. below grade.
8. Profiles have 2:1 vertical exaggeration.
Revision History Engineer's Seal
A Issued for Review
Rev.
Description
3/18/2022
Date
DRAFT
NOT FOR
CONSTRUCTION
1:360
Name
In
S
A'
E
120 \
Fe
Date
Design B. Ray 2022-03-18 project Name
Drawn N. Lambert 2022-03-18
Checked E. Busby 2022-03-18 Project Number
Approved I B. Ray 2022-03-18 Project Location
671
67
66
66
66
66
66
M
< 66
r+
o'
66
,32
66
66
66
65
65
65
65
Alignment A -A' Profile Vie
-0+50 0+00
This drawing has been prepared for the use of Ensero Solutions' client as
named herein, and may not be used, reproduced, or relied upon by third
parties, except as agreed by Ensero and it's client, or as required by law for
use of governmental reviewing agencies. Ensero accepts no responsibility,
and denies any liability whatsoever, to any party that modifies this drawing
without Ensero's express written consent.,
710
700
690
680
670
660
650
640
O
.1--#
co
_-6630 N
W
620
10
00
90
580
570
560
1+00 2+00 3+00 4+00 4+50
Station (ft)
Alignment B -B' Profile View
665
650
664
0
640
6630-
63
9
M
m 662
�
661L-6610
_.
8
620
�--
c
j
7
N
600 W
_..
659
6
5
657 570
-0+50 0+00 1+00 2+00 3+00 3+50
Station (ft) SEP ou 11ozz
DIVISION OF RECLAMATION,
MINING & SAFETY -MINERALS
4 w.._._.___..,,.
3 __
___._ _�.______
20—
_m__ �._._.___mM.�
�_. _ .•._
0
6
9
5
8
7
6
-0+50 0+00
This drawing has been prepared for the use of Ensero Solutions' client as
named herein, and may not be used, reproduced, or relied upon by third
parties, except as agreed by Ensero and it's client, or as required by law for
use of governmental reviewing agencies. Ensero accepts no responsibility,
and denies any liability whatsoever, to any party that modifies this drawing
without Ensero's express written consent.,
710
700
690
680
670
660
650
640
O
.1--#
co
_-6630 N
W
620
10
00
90
580
570
560
1+00 2+00 3+00 4+00 4+50
Station (ft)
Alignment B -B' Profile View
665
650
664
640
6630-
63
M
m 662
�
661L-6610
_.
_._ _ _.__
W- � 9
620
�--
c
j
�•
660
N
600 W
_..
659
590
658 580
657 570
-0+50 0+00 1+00 2+00 3+00 3+50
Station (ft) SEP ou 11ozz
DIVISION OF RECLAMATION,
MINING & SAFETY -MINERALS
Project/Drawing Information
Schwartzwalder Mine South Waste Rock Pile Extension
EUS21 C000084
Golden, Colorado
Drawing Name
Schwartzwalder Mine
South Waste Rock Pile Existing Topography and Extension Design
Cover Material Excavations
Drawing Number
EUS21 C000084 -C 101
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s o l u t i o n s
131 Lincoln Ave Suite 200
Ft. Collins, CO 80524
Colorado Legacy Land, LLC
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