2017-05-12_PERMIT FILE - C2010089 ‎(12)‎

• Permit No: C2010089
• IBM Index Class Name: Permit File
• Doc Date: 5/12/2017
• Doc Name: NHN-001 Ditches As-Built
• Section_Exhibit Name: Map 2.05.3‎(4)‎-7
• Media Type: M
• Archive: No

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35' CMP
40 N N t�i N aV N �i N N N N N N a W }�' Na N N N a tQi s a' Y'i v g •p +tg
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.4.4 Road
West Segment I WestSegment2 WestSeament3 East Segment 1
5712' 5691, 1 1 5891' 5748' 5748'
5718' I---9.5' h 5718' 5711' iss'
5778' ""`�-A�.• ropotOncn ......, 5711' ropoiDRcn --•' 5711' � T°°°rnrtcn I - _
5778' 31,9 5690' --..�. -" 5690' S74T zs' S74T
571T t -'" m• t' ' '""`-� 1 5777 5710' � ` 5710' 56a9' 5688' 5746' ..""'a--.. io oiD/tcn ll 5746'
5709 -.,,; 5709' 5688' 3.9 5688' 5745' '�- + t 5745' ® �-�. \►
la 9 8 7 6' 5' 4' 3' 2' 1' 0 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 576' t 1'3' .� 1 5709'
70' 9' 8' 7 6 S3 4 3' 2' 1' 0 P 2' 3' 4' 5' 6' 7 6' 9' 10' 10' 9 8' 7 6 5 4 3 2' 1' 0 1'22' 3' 4' 5' 6' 7' 8' 9' 10' V actor'
SEDCADSection1.20Requirements 1+15 e.s 31 ec{atr
Cross Section = 7.20 sq.ft, 15' YO' 9' 8' 7 5' 4' 3' 2' 1' 0 1' 2' 3' 4' 5' 6' 7' 8' ' 10' 15' o{R {ety
Lining:Riprap D50= 1.5 in. Available flow cross sectional area=5.2 sq.ft. 15.2' SEDCAD Requirements 11+00 SEDCAD Requirements 0+10 p{v\sjp 1
SEDCAD Requirements 5+00 Cross Section = 1.26 sq.ft. Cross Section = 1.47 sq.ft. phto
In-Place Lining:Geoweb with 3.0-inch minus rock Cross Section= 1.26 sq.ft. Lining:Riprap D50=3.0 in. Available flow cross sectional area= 10.2 sq.ft. Lining:Riprap D50=3.0 in. Available flow cross sectional area =2.7 sq.ft.
In-Place Lining:Shales and Hardpans In-Place Lining:Geoweb with 3.0-inch minus rock.
� Available flow crass sect/anal area=29.6 sq.ft. In-Place Lining:Geoweb with 3.0-inch minus rock �'
TR-15
Scale: 1" = G
Scale: 1" = 6' Scale: 1" = 6' Scale: 1" =6'
' approved - 5/12/2017
East Segment 2 EastSegment3 EastSeamsnt4 East Segment 5 East Segment 6
5721' 5721'
5720'I I ,-5720' .
5719'( ro or Ditch 17.5' _^' I I 5698' I ro of Ditch _
v°'
5719,
5697'
5778' �- 2 • 1 5778' 5702' �- is.T M.afDHcn 570}' 698 t ,.,-- ` ,..,�'�" t 5697' 55691'690' ....„„',jI t6,e' Top orottch ! 5691, 5684 0. M..A,�• 1 Too of -1 5685'
5778' S689' >,. n p 566' 5695' 3 '"`�-•-� ,"' ��- 5889' 5689' 5683' 5685'
5684'
571T �� a 5695' 1• '_ r„�61 7: 8 aD ab 5683' NHN 001 DITCHES AS BUILT
5716' as 3.s 34 sa 10' 9' 8 7 6 5' 4 3 2 1 0 1 2 3 4 5 6 7 8' 9' 10' 30 a.r 10' 9' 8' 7 6' 6 4' 3 2 1' 0 1' 2' 3' 4' 5' 6 7 8' 9' 10' _
f0' 9' 8' 7 6' 5' 4' 3' 2' 1' 0 Y' 2 3' 5' 6' T 8' 9' 10'
10' 9' 8' 7' 6' 5' 4' 3' 2' Y' 0 1' 2' 3' 4 5' 6' 7' 8' 9' 70' 10' 9' 8' T 6' 5' 4' 3' 2' 1' 0 1' 2' 3' 4' 5' 8' 7 8' 9' 10' � r,s,
SEDC40 Requirements SEDCAD Requirements 14+40 25+40
6+35 11+4
17+30
Cross Section =2.14 sq.ft. o Cross Section =3.70 sq.ft.
Available flow cross sectional area= 10.1 sq.R.
Lining:Riprap D50= 1.5 in. Lining:Riprap D50 =3.0 In. Available flow cross sectional area=5.7 s .n.
SEDCAD Requirements Available flow crass sectional area=72.5 sq.ft. q SEDCAD Requirements Available flow cross sectional area=8.1 sq.ft.
Cross Section =2.92 sq.ft SEDCAD Requirements Available flow cross sectional area =10.9 s .ft.
q 4 Cross Section =4.33 sq.ft. SCALE: AS SHOWN
In-Place Lining:Geoweb with 3.0 inch minus rock Lining:Shales and Hardpans in-Place Lining:Geoweb with 3.0 inch minus rock Cross Section = 7.30 sq.p Lining:Plastic ORIGINAL DATE: 0711412014
Scale: 1" =6' Scale: 1" = 6' Scale: 1" = G Lining=Shales and Hardpans Scale: 1" = 6' Scale: 1" = 6' �
East SeGT
gment 7 �i '-, >
5685' lY �'�- - vs`� APPRovED By-S STOREY
5685' LEGEND
5684' 5684'
5683' I Top ofDech y PERMIT BOUNDARY HORIZON
DWG NO.
21.9 5683'
NE
5582' ""--��� 5682' NEW HORIZON MI
5681' 1 2.0' 5687' PermitNucia, O
5681, 1 POST-MINE CONTOURS P.o Box 6za, Nucla,CO.87424 Map 2. 05. 3(4)-7
5680'
10, 5' 0 5' 10, 15, 20'
DITCH SUB-WATERSHED BOUNDARIES W E
SEDCAD Requirements 26+55
Cross Section = 7.32 sq.ft. Available flow cross sectional area=7.8 sq.ft. ENGINEER'S CERTIFICATION
Lining:Riprap D50=3.0 in. ,T �'�0 S10 vL,yr, 1, Jason S. Storey, hereby certify that this map has been NO. REVISION DATE BY CHK
POND DITCHES ��'•°° °°
reviewed by me and is true and correct to the best of my
In-place linin
g=Geoweb with 3.0-Inch minus rock g{ �cnc knowledge and information, relying on information R-01 Revised PMT and Watershed Boundaries 04112116 TSGT TT
Scale: 1" =6' d: • 48092 supplied by experts employed by New Horizon Mine and
4: s that I am a Professional Engineer licensed in Colorado
S �;'r "• "�`¢ as required by the provisions of C.R.S. 12-25-101 02/14/17 TSGT TT
F�c S........ through C.R.S. 12-25-119. IN WITNESS WHEREOF I have TR-15 Revised PMT and Watershed Boundaries
200' 0 20a 400' N hereunder set my hand and affixed my seal.
Note: Cross Sections were determined at 5 ft intervals for both ditches. The worst case section was selected to display for each segment. ASON 4848 REY
P.E No. 092
Freeboard is measured from the top of the ditch in unlined segments and from the top of the liner in lined segments. CONTOUR INTERVAL 10 FT. GZ�24�2u+
POST MINE TOPOGRAPHY I DATE