2020-11-19_PERMIT FILE - C1980007 ‎(3)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 11/19/2020
• Doc Name: South Prong Restoration Plan
• Section_Exhibit Name: Exhibit 80 TR-148 South Prong Restoration Plan
• Media Type: D
• Archive: No

\ c' (o I I LARGE COBBLE MATERIAL (24" MIN.) SHALL BE PLACED AT
FINISHED GRADE AS SHOWN ON THE PLANS AND EXTEND
0 j j TO THE LIMITS OF THE OVERBANK CHANNEL (MIN.) 11 j j
< < J i II SUBSTRATE MATERIAL SHALL BE PLACED AND
COMPACTED AROUND THE LARGE COBBLE MATERIAL TO
I CREATE AND INTERLOCKED MASS OF SUBSTRATE. \ I I I I
�6 I I I SEED MIX AND EROSION CONTROL BLANKET SHALL BE \ I I I I I
PLACED OVER COBBLE MATERIAL OUTSIDE OF THE LOW \\
I
\� �, 0 II FLOW CHANNEL. (TYP.) I I I
\ I
LQ� �V '�
I d F011
�� END NORTH FORK OF
ACCESS -4° SOUTH PRONG CREEK
p\ pU p� _ ) �� ALIGNMENTLo
co FLOVV
PROPOSED TOP OF
I
BANKFULL CHANNEL (TYP.) 0 O O TIE IMPROVEMENTS INTO /�� ---
7 p p p p EXISTING UPSTREAM - >°
LEGEND: CHANNEL SECTION 'er/ 'I��� ,� ° NORTH
BEGIN NORTH FORK OF o - o,
\� 1 LEGEND:
TOP OF BANKFULL CHANNEL \\ SOUTH PRONG CREEK ,
\� ALIGNMENT ` 769 // SUBSTRATE MATERIAL WITHOUT �� 1. AT THE DIRECTION OF THE ENGINEER, LARGER COBBLE
_----- LIMITS OF DISTURBANCE \\\`� ���� O I MATERIAL (24" MIN.) SHALL BE SEPARATED FROM THE
/ FINES TO BE PLACED WITHIN THE _
STREAM SUBSTRATE MATERIAL AND PLACED AT THE
COMPACTED STREAM SUBSTRATE MATERIAL 7 BANKFULL CHANNEL (6" THICK MIN.) i� �� - CREST OF THE PROPOSED RIFFLES SUCH THAT THEY
CREATE AN INTERLOCKED BOULDER SILL.
�QQL \�LARGE COBBLE MATERIAL �� WILLOW CUTTINGS TO BE INSTALLED ALONG 1 ��� �� _- 2. STREAM SUBSTRATE MATERIAL WITHOUT FINES SHALL BE
� � / � � �
BANKFULL BENCH SEE DT03 (TYP.) `� I CONTRACTOR TO COORDINATE �� �� �� PLACED ON THE TOP 6" (MIN.) OF THE LOW FLOW
® BANKFULL BENCH (LIMITS OF WILLOW CUTTINGS) WITH ENGINEER REGARDING �� ��� ��� ��-- CHANNEL.
CONDITION OF EXISTING BANKS. �� ��� �� 3. MATERIAL PLACEMENT AND EXTENTS SHALL BE
EXTENTS OF EROSION CONTROL BLANKET �`� -� �`9 p �0 o p �� �1 IF THEY CAN BE PRESERVED, ��� �� �i' CONSISTENT WITH THE DETAILS SHOWN ON SHEETS
EROSION CONTROL BLANKET AND RIPARIAN SEED MIX ^`O I THE CONTRACTOR SHALL PROTECT �� �� �� DT01-DT03.
UPLAND REVEGETATION TO BE PLACED FROM THE TOP OF THE LOW FLOW 0 AND TIE INTO EXISTING BANKS. _ _ 4. SEE DT02 FOR THE CHANNEL DIMENSION OF THE NORTH
p ' �� �' -
CHANNEL TO THE OVERBANK CHANNEL (TYP.) �°��' �-" � � � __ FORK OF SOUTH PRONG CREEK.
5 0 5 10 FT
TIE IMPROVEMENTS INTO EXISTING
UPSTREAM CHANNEL
PROPOSED BANKFULL PROFILE STA.=1+89.93
EL.=7695.22
7695 7695
7694 7694
PROPOSED THALWEG PROFILE �OQ�
ELA7694 03=1+84.13 EXISTING GRADE
Z
Q
O ^
LL 7693 7693 LL
o z z
O O
0
769 7692
Lu Lu
o PLACE LARGER MATERIAL AT THE
z \ CREST OF RIFFLE SECTIONS (TYP.)
0
7691 � \ � 7691
\ COMPACTED SUBSTRATE MATERIAL
w
/ WITHOUT FINES (6" THICK MIN.)
TIE IMPROVEMENTS INTO EXISTING
1+72.07
DOWNSTREAM CHANNEL L.-7692.80
/ COMPACTED SUBSTRATE MATERIAL
7690 (24" THICK MIN.) 7690
I
STA.=1+72.07 6" BENTONITE BY OTHERS
Q EL.=7692.40
U
7689 7689
N 1+72 2+00 2+16
M
O
CALL COLORADO 5 0 5 10 FT 1 0 1 2 FT
00
1-18V11
j OR CALL UTILITY NOTIFICATION HORIZONTAL VERTICAL
i�
CENTER OF COLORADO
1 -800-922-1987
(.0 CALL 3-BUSINESS DAYS IN ADVANCE
BEFORE YOU DIG, GRADE, OR EXCAVATE
_o FOR THE MARKING OF UNDERGROUND
MEMBER UTILITIES
0
0
N
o COMMENTS DATE JOB NO.
N NO. BY DATE DESCRIPTION DESIGN DTL 10/28/20 SOUTH PRONG STREAM RESTORA T/ON PLAN 831-032.921
WRIGHT WATER ENGINEERS, INC. ---- DETAIL DTL 10/28/20 REVISION NO.
2490 W. 26TH AVE. SUITE 100A __ - ---- ---- CHECK SIDS 10/28/20 ___
DENVER, CO 80211 -- -- ---- ---- ---- APPROVAL NORTH FORK OF SOUTH PRONG CREEK PLAN & SHEET NO
Q) [phone] FAX[phone] -- ---- ----
---- SCALE SHOWN PROFILE
v
o __ ---- PP.dwg PP02
0