Plans e- GA- Sl ope Isa-no C.osw's as —1i7C.-. 5i.1c-3. 0004-1
40 0 40 80
i■ mom
SCALE IN FEET F
C�py
INSTALL 20 L.F.± OF
8" S.D. PIPE ® 1.0 o ATC1443ASIN INSTALLED
MIN. SLOPE. BY OT
RIM EL. 173.55±
INSTALL C.B. AT END INV. EL. 171.99±
OF DRAINAGE CHANNE � ,Ilit■
RIM EL. 173.50±
INV. EL. 172.19 ,■ �
EG. ELEV.
REGRADE SLOPE AREA 173.50
TO ACHIEVE 2:1 SLOPE
b co /----------
C� pF T�4 ..l 1'
p ppt 0,N.A .s � ..l 1'. ,,, q,a
Gon a '03 np° _ .. )' �ti�
Qg ��PE `so tto: 6
lv se kW"- ..... %, ate � r 4
J pdd NC:3\41, 1 I i /
SI 1
I ) of
INSTALL 260 L.F. OF c° - XISTING KEYSTONE
DRAINAGE CHANNEL. � j RETAINING WALL
SEE DETAIL THIS SHEET.
:1
EXISTING KEYSTONE ; - A i
P RETAINING WALL _
L
i
r
DRAINAGE EG. ELEV.
CHANNEL 174.25
5'
i
IIII IIV
- I__.
RETAIN AND PROTECT `�
' , I EXISTING LANDSCAPING.
1 RAKE BARK BACK BEHIND l ' ,
PROPOSED DRAINAGE ," g4.
DRAINAGE CHANNEL DETAIL CHANNEL
N.T.S.