HomeMy WebLinkAboutCOW 2013-04-08 Item 2C - Powerpoint Presentation Shown at Meeting - Briscoe/Desimone LeveeGEC
FEMA Planned Flood Map Revisions
2007 - Federal
Emergency
Management
Agency (FEMA)
Preliminary
Digital Flood
Insurance Rate
Map
KENT
G
El L'`'.
Levee Reach Map
7 levee reaches
Deficient Reaches Briscoe-Desimone
Briscoe - Desimone Levee
System
Repair Reach 1: - Tukwila
(1140 feet)
Repair Reach 2: - Kent
(600 feet)
Repair Reach 3: - Kent
(2120 feet)
Repair Reach 4: - Kent
(200 feet)
City of Kent Briscoe /Desimone Levee Repair 1 3
.....,.. GEI
Desimone Levee - Tukwila
KENT
G El CansultantE
Basic Design Concept
FUTURE CONDITIONS
1. Flood protection wail 2 , Native trees and shrubs
G
E. ,3s,1»nh
Project Status
KENT
WAS H I N tii TO N
CITY OF KENT
€ IZABETH ALBERTSON
DANA R4 PH
—MAYOR
LEMBERP OF CITY COUNCIL
ELL BOYCE DENNIS 1--10C-0N9 JAW PEP
DEBORAH RANHICIER LES THOMAS
TIM L APORTE - DilfCTOR OF PUBLIC WORKS RONALD MOOSE - CRY CLERK.
CHAD EIS EN - CfTY E coffii TON RBI/BAKES - CITY ATTORNEY
PUBLIC WORKS PROJECT
BRISCOE- DESIMONE
LEVEE IMPROVEMENTS
JOB NUMBERS Q9 -3010 AND G5 -3O1I
SHEET INDEX
COVER. SHEET
LEGEND, NO I ES & TYPICAL WA1 -L SECTION
3 WALL PLAN & PROFILE SHEET INDEX MAP
4-1N SHEET PILE WALL - PLAN & PROFILES
20.26 SHEET PILE WALL LANDSCAPE PLANS
27 LANDSCAPE DETAILS & SCHEDULE
VICINITY MAP
601 To SLUE
6+A snW9-2&11 D251110i.+k iv,44LAWvl0,5EPAAP0lrv$ evict , 2/27/26039:46:95611
< 10'
18'
Typical Shoreline Buffer in Leveed Areas -Width Will Vary
2 * 2*
i_ii I i i -=u i
1 I I � 1
= 1 1 =111 = 111 11 =111 I I I -1 1 1=
Reconfigured Levee
1.5
1
Vegetated Bench
ill 1 1�1 1�I° 11 1I 11I 1II 1II 1�uI 1�I 1�1 1I1 1II I�IIII 1 ■IitItittit halt
ui - �� iii iu ii TI TI�� I11= 1I11I1
iii= 11111� i�iiii
III1I11I1 =1I1=1I1=1I1 =1 ��
�11 1111- 111= 1i1�i1 lil lil -_ ,_ Ordinary High
r TT1 -1 1 11- III I 11=1 i r • ,
'-11 -T I1 =1I -III -I ���
7 1 !Iii �El Water Mark
15' 1�i�II�ILIHE ll =l lip -_
1 -111 111 m- 1 -1 1 OHWM
-I 11 1 I I-11 I -T -I 11 1 i
* 1 - 111- 11- 11� -11
Reconfigured Slope averages 2.5:1 with bench 111-111 -111 -111_1
1 1- 111 111=1 11=1 l 1=
-11 -1 1 1 111 11=1
=1 1= 11� =11� =1 � 1
-, 1 1 -Ili 1 1 1 =1
11 111 111 111
Maintenance Easement
Willows
Existing Levee
Minimum Levee Profile
Not To Scale
City of Kent Briscoe /Desimone Levee Repair I 7
KENT
Next Steps
Discussion /Questions
City of Kent Briscoe /Desimone Levee Repair 1 8
City of Kent Briscoe /Desimone Levee Repair 1 9
City of Kent Briscoe /Desimone Levee Repair 1 10
BRISCOE - DESIMONE LEVEE
8. 180th ST. TO 8. 200th 8T.
ALWELMATM Elf SMACK Levee pWOMLATION PROVEED n
no MO IO C01-Tr FLOOD CONTROL D8IT7Cf. AUGUST 7!, 817
LEGEND
PROPOSED KING CO.
300' SETBACK LEVEE
:LANDWARD LIMIT)
FlLOPOosiT -8 co.
ONNIIRWARD WTI
-��• CITY LaNra
BLIBDNO 70 BE REMOVED
ROAD TO BE REMOVED OR
RELOCATED
r
1. l load protection wall 2, Native trees and shrubs
Foster Park Levee Construction
Boeing Sheetpile Wall Construction
Briscoe/
Desimone
Levee
Howard Hanson Dam