2012-04-10_REVISION - M1981185 ‎(31)‎

• Permit No: M1981185
• IBM Index Class Name: Revision
• Doc Date: 4/10/2012
• Doc Name: EROSION CONTROL DETAILS
• From: WILDCAT MINING CORP.
• To: DRMS
• Type & Sequence: TR2
• Media Type: M
• Archive: No

A A
3'
USE TWO WOOD STAKES ALL
APPLY SEED AND ANY REQUIRED SOIL
CONDITIONERS PRIOR TO COVERING
EROSION LOG ENDS OR JOINTS X X COMPACTED SOIL WITH BLANKET
%j
%\/ USE A STAKE EVERY 24" f
AND CONTINUE ALTERNATE \/
6, a \/� STAPLE
/\ ORIENTATION THROUGHOUT �p X X X \' // \ \ \ \ D2" O.C.
THE LENGTH OF THE EROSION LOG / \� \�\ STAPLE
1 v\ '9 I/ \ \ / /\� �' /� / \ \' / ,
EROSION LOG COMPACTED SOIL
D POINT B / 1_6 12' D.C. ^ ^ ^ ^ ,� CLC ASSOCIATES
/ T X X X �— 6" OVERLAP
POINT A ?EROSION NT A \ / 0430 E. ORCHARD RD.
%/ D ❑ \ ANCHOR TRENCH DOWNSLOPE END STAPLE CHECK -III— BITE 2000
-III - GREENWOOD VILLAGE
SECTION A -1I I —III COLORADO BO111
x X TO BE USED WHEN SLOPE RUNS INTO A RECEIVING WATER P 303 770 5600
PLAN VIEW TO BE USED AT THE UPSLOPE AND DOWNSLOPE AND CANNOT BE EXTENDED 3 FEET BEYOND SLOPE. —I I F 303 990 2349
ENDS OF BLANKET ACROSS THE ENTIRE WIDTH STAPLE -III; ,III —� CLCASSOC.COM
III —I
OF SLOPE UNLESS SLOPE RUNS INTO RECEIWING 12" D.C.
X X X WATER. (SEE DOWNSLOPE END STAPLE CHECNO. E C
ENGINEERING PLANNING
PLAN VIEW ISOMETRIC VIEW
LANDSCAPE SURVEYING
LAND SDRV EYING
x x CONSECUTIVE ROLL OVERLAP
rO Eq�A ELy WETLANDS 9p / TO BE USED WHEREVER ONE ROLL OF BLANKET ENDS
H OTHER EQUIRING PR PROTECTION \ / / \ \j / APPROXIMATELY 90 X X X W W W
" v .,. .,. W W AND ANOTHER BEGINS WITH THE UPHILL BLANKET
A40AP \ (TYP.) POINT A POINT / / /� \ \ \\ (0!y TO EACH OTHER +' W �' W �' w �' W PLACED ON TOP OF THE BLANKET ON THE DOWNHILL SIDE.
/ J • POINT \ \ \ \� (TYPJ x X WWW.V W."WWWWWWWWWW W W W 0
/ \ / \/\
/ p00 0 \ . / / \ / / \ //\ \ / WWJ. Y.WY•WWWW YY•WJ•WW W W"'W`Y J-'O' B �OC
\ \ \\ \ \ / \\ / %� /\ \ \
1 / / % //j / O O O / \ / /; /� / / / \ //\ / /i / / \ / / \// W W W W W W W W W W W W W W wJ• W W W '� /' J' Yi Q
TYPICAL STAPLE PATTERN
\, \' \ \� \ \� \ \� \ \ \ \ \� \ \\ W W W .1• W J• W W W W W W W W W W W OI' 0
POINTS A SHALL BE HIGHER THAN POINT B. /\ \/• / \ \ \� \\ FOR SLOPE APPLICATION \\ ❑ }
•1• .Y W J• `I' W J• �,$ 6" EDGE Y /'1/i/ T Q L
SECTION A -A ELEVATION SEE SUBSECTION 216.04.
5' TO 10' j \� ��. W W W W f OVERL, O� / �o� J a rZ
\ \ \ / / \' \`• \ \ / / \ \� \ / / \\ \ / / \ / / \ \�\ \\ \ '� r STAPLE a ❑
SECTION A -A 3s" \ \/ !OVERLAP // �` q" ^ Z ❑ ❑
u NOTES: \\ \ _ / //\ 6" OVERL —L
NOTES 1. EROSION LOGS USED AT TOE OF SLOPE SHALL BE PLACED 5 TO 10 FEET /�j\ // r Q Q
BEYOND TOE OF SLOPE TO PROVIDE STORAGE CAPACITY. _
1. EROSION LOGS SHALL BE EMBEDDED 2 INCHES INTO THE SOIL. ~ / \ \\ �// \ \ \\ \ \ / \� j STAPLE CHECK ] Ll ? Q O
2. STAKES SHALL BE EMBEDDED TO A MINIMUM DEPTH OF 12 INCHES. 2. EROSION LOGS SHALL BE PLACED ON THE CONTOUR, WITH ENDS FLARED \ ^ / / SECTION C Z J C]
UP SLOPE. L Z -
3. EROSION LOGS SHALL BE TIGHTLY ABUTTED WITH NO GAPS 36° r LL
TO BE USED ON SLOPE EVERY 35 FEET.
EROSION LOG TOE OF SLOPE PROTECTION SOIL RETENTION BLANKETS /TURF REINFORCEMENT MATS (TRM) U Q
SLOPE APPLICATION D Q J
IN ACCORDANCE WITH SECTION 216. U U
CDOT M -208 -1 CDOT M -208 -1
J
EROSION LOG APPLICATIONS SOIL RETENTION BLANKETS
EXISTING
PAVEMENT 1T' B 2" BURRIED IED I N TRENCH
POINT C POINT C 10i� TO POST ATTACHED
POINT A POINT A B AGGREGATE ID,
POINT D , GEOTEXTILE ✓ 24" 6" x 6"
STAPLED TO MIN. 24" TRENCH
�— POSTS (TYP.) MIN. FLOW
6" MIN. GROUND EXISTING 12'MIN..* 42"
�� / / \ / / \\ \\ •� \ \ \\ \� /L./ 24" MIN. _L a _ MIN. CUM A
B 10' 1 BACKFILL MIN.
GEOTEXTILE
POINTS "A" SHALL HIGHER THAN NCTRENCH \ \/ (p / SILT FENCE V• 4
POINT "B" AND BELOW POINTS "C ". 10' Ii • •
TYPICAL SECTION VIEW PLAN VIEW SHALL EXTEND FULL WIDTH 61, x 6H // / �:•• ° 145.
OF INGRESS AND EGRESS
DPERAnDN. SILT FENCE ~ oF�SS /ONAL•E�G \�
GEOTEXTILE SHALL BE ATTACHED TO WOOD POSTS WITH THREE OR \/ PREPARED UNDER THE
EXISTING 70'MIN, MORE ORE STAPLES PER POST. / / / / / / / / / / DIRECT SUPERVISION OF
DANIEL GROUND 6n
OR DITCH _ MIN. /z" J. ADRUGA
STAPLES SHALL BE NOL0368344 FOR AND - VARIES WOOD POST SHALL BE 1 %2" X 1 I /Z' NOMINAL. EXI TING ISOMETRIC VIEW OLC ASSOCIATES, INC.
L Lt PAVEMENT
\i \` /,• /\ \•\ \ /\ \/ ` /// / \ /\\ // IMUM SLOPE EROSION ICONTROL (DEPTH VARIES)
\ (CLASS 2)
GEOTEXTILE ,� / ° ECO�>, ELEVATION SECTION
(CLASS
EROSION 2) ONTROL /
POSTS (TYP.) GEOTEXTILE SECTION B ul
SECTION VIEW ALONG DITCH FLOWLINE Posr B T/ I \ //\\ _j
\ / \ \ / \ \ / \\ SILT FENCE CE,V J NOTES
121 MIN. EXISTING \ \ POST A
GROUND 1. SILT FENCE SHALL HE DRAINAGE OR
6 ACRE PER 100 FEET OF SILT FENCE LENGTH; MAXIMUM SLOPE LENGTH GEOTEXTILE GEOTEXTILE SECTION A \ \ / \ \/� Ji lyR +dry {p
MIN. BEHIND BARRIER IS 100 FEET; MAXIMUM GRADIENT BEHIND THE BARRIER pIVISIO f. 1A IL
RIP IS 2:1. RAP / / \ / / \ //\ \ p Of Recla ITIiiPa W
i,,
6" MIN. COVER OVER GEOTEXTILE ° Z101? 2. SILT FENCE USED AT TOE OF SLOPE SHALL BE PLACED 5 TO 10 FEET END SECTION DETAIL (PLAN VIEW) JOINING SECTION DETAIL (PLAN VIEW)
FLOW ° 1gTTE.R 24" CREST HEIGHT GEOTEXTILE BEYOND TOE OF SLOPE TO PROVIDE STORAGE CAPACITY. FOLD GEOTEXTILE AROUND EACH POST ONE FULL % / \j \ / \ / \ / \ / \ / \ / \ / \/ / \ / \/
\/\ \ \ \ \ \ \ \ \ \ \ \ \� J
EROSION CONTROL 3. SILT FENCE SHALL BE PLACED ON THE CONTOUR, WITH ENDS FLARED GEOTEXTILE SHALL BE FOLDED AROUND TWO POSTS TURN. SECURE GEOTEXTILE TO POST WITH THREE / \
(CLASS 2) UP SLOPE. ONE FULL TURN. SECURE GEOTEXTILE TO POST STAPLES MINIMUM.
SECTION B-B WITH THREE STAPLES MINIMUM. - 0
o ° 6" MIN.
FL DITCH
SUBEXCAVATE GEOTE XTILE t POSTS SHALL BE TIGHTLY ABUTTED WITH NO 5' TO 10' F
GAPS TO PREVENT BELOW FL(WLINE EROSION CONTROL NOTES: OF SEDIMENT AT JOINTENTIAL FLOW - THROUGH D1
(CLASS 2) L.
8, 1. AGGREGATE FOR THE CONSTRUCTION ENTRANCE SHALL CONFORM SECTION A -A ul
TO SUBSECTION 208.02 M. Z
SECTION DETAIL TOE OF SLOPE PROTECTION z F
2. THE CONTRACTOR SHALL PROTECT CURB AND GUTTER THAT ❑ H
CROSSES THE ENTRANCE FROM DAMAGE. PROTECTION OF THE P U1
NOTES: CURB AND GUTTER WILL NOT BE PAID FOR SEPARATELY,BUT RECEIVED IL '.
L SHALL BE INCLUDED IN THE WORK. RIPRAP SIZE D� = 6" OR AS SHOWN ON THE PLPNS. LJ to 0
2. THE ENDS OF RIPRAP CHECK DAM SHALL BE A MINIMUM APR 1 ® 2012 Ul 7
OF 6 IN. HIGHER THAN CENTER OF CHECK DAM. CDOT M- 2 ❑ 8- 1 W L
CDOT M - 2 0 8- 1 CDOT M - 2 0 8- 1 GRAND JUNCTION FIELD OFFICE 0 0'
SILT FENCE APPLICATION DIVISION OF 0
ROCK CHECK DAM VEHICLE TRACKING CONTROL RECLAMATION MINING& SAFETY Q '
B �� N 0]
18" (MIN.) _� 0
q, OVERFLOW o W p
--� ti i 18" (MIND H
WEIR LENGTH (X) 2� � < �
\ ?'1 WEIR INVERT 0 0
NATIVE SOIL OR r �\ /\
18" MIN. COMPACTED BACKFILL / \ /�� \ / / \�x`/ PROJECT #: 1 1.01374
\?�ORF 3.5'MAX. 5' \ \/ ;� /� O O �O \ \/ A 2:1 OR 3 BOTTOM �° DRAWN BY: JJA
DRAINAGE AREA WEIR LENGTH / / \ \//\ / L4TTER / / / \ / / \ \� \� \ / / \ / / \ \�\ j� j�� \//\ \// 050 - 12" / \ \ / / \\ \ \ \ \ \ \ \ \ \ \ / \ \ / / \ \ \// FLATTER z .° o A DESIGNED BY:
\� // \�� \ \ / \ \ / \ \ / \\ \\ FLAT BOTTOM \ \� \� \ / \ \ / \ \ / \ \� \ \ / \ \� \ \ \ \�/\, \ \//\. \ \i�\' \ \" \ " \ \� \ \ / \\ \ GEOTEXTILE EROSION CONTROL \ / \/ /�/ / \/\ / \/\ /\ / \/ I-. OUTLET WEIR LENGTH CHECKED BY:
(ACRES) (FEET) \ /i\ j j\ / /\ /� \� / f\ / / \//\\ /� // //\%/\ / / / \%/\f\ // i / j\ / / \ /T / / \// //\ (CLASS 1) `//\\/\\\/\\\"/\\\/\ \ / / \ \ / / \ \ / / \ \ / / \ \ / \ \ / / \ \ /\ \ \ //. ° LENGTH goo (X) D J M
1 4 \� \ /� \ / \ \ /\/ \ \//\� \/ \ / \ \/ / \/ \ / \ \ / \ \/ \/\ \ / \ \/ \ / / / \ \/, \ \/ \/ \/ \/ \ / \ \/ \/ \ \%\\ \ % % \ \j \� %� \ %� \ \/h� \� \ \ % \ \� \/, GEOTEXTILE \/ \ /i�/ 3 FLOW o O
3 8 \ \ \ / \ \ ^ \ \ / / \ \��\ \ \�% �� \\ \ \ %\ \ /v�\ \\// % \ / \ \///\\"��j \\\\%/\ \ \ \/\ \ \ \ \� /. \// CONTROL L /. /i� / /� /i \/�i\�!/� \� /\ \ /� /i \ \ / \\ \ /i \ \ "� / \ / / \/
0
(CLASS 1) �\ \/i�\\i \iii \\ \�i %ii% SECTION B —B o°
4 10
5 12 r -SIDE SLOPE 2:1 OR FLATTER O
SECTION A -A 11111111111 1111111111 1 °
WEIR LENGTH TABLE THE LENGTH TO WIDTH RATIO IS 2:1 B �J
CDOT M - 2 0 8- 1 PLAN VIEW VARIES
SEDIMENT TRAP C4.90