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FINISH GRADE
SEE SHEETS C501-5A AND C501-513
PAVING AND GRADING DETAILS
EXISTING GRADE/TOP OF VAULT
DEPTH AS RECOMMENDED REMOVE AND DISPOSE OF CONCRETE
BY GEOTECHNICAL ENGINEER STRUCTURAL SLAB VAULT LID IN ITS PROPOSED CONCRETE
(3-FOOT MIN) ENTIRETY (TYPICAL) F PAVEMENT SECTION
1
I I
I I
I I
--- -----------------------------
B
C501-2H
(a) 1-11,
C501-2H
CALL 48 HOURS
BEFORE YOU DIG
1-800-424-5555
SYM
ORIG I MITIGATION HANGAR
REMOVE AND DISPOSE OF CONCRETE STRUCTURAL
WALLS TO A MINIMUM DEPTH OF 3-FEET BELOW
FINISH GRADE ELEVATION OR AS REQUIRED BY
GEOTECHNICAL ENGINEER (TYPICAL)
BACKFILL VAULT WITH GRAVEL BACKFILL CLASS B
PER WSDOT STD SPEC 9-03.12(1)B. BACKFILL
SHALL BE COMPACTED TO AT LEAST 95% MAX
DENSITY PER ASTM D1557
WET VAULT REMOVAL SECTION A
50�-2H SCALE: NTS
VYr%I LI\ I I V I I I I I\MIVIL
AND COVER
('-T� EXISTING WET VAULT REMOVAL PLAN VIEW
C11 E-R SCALE: NTS
C12E-R
i BergerABAM
33301 9th Avenue South, Suite 300
Federal Way, Washington 98003-2600
(206) 431-2300 Fax:(206) 431-2250
REVISION
BY
C180242 1 ABAM
BREAK UP STRUCTURAL CONCRETE VAULT
FLOOR AS REQUIRED PER GEOTECHNICAL
ENGINEER'S RECOMMENDATIONS (TYPICAL)
10" DIA I
ASSEMBLI
REMOVED
PLU
BE
CONCRETE
#5 X
#5
Ir'ni ATI!\AI InIAIT
WIN
STRUCTURE REMOVAL DETAIL
01-21-1 SCALE: NTS
OIL SEPARATION COMPONENT REMOVAL DETAIL
501-2H SCALE: NTS
APPROVED DATE SYM REVISION BY APPROVED DATE
SPT 10/09/18
BOE//V�
VENT
FG LEGEND
REMOVE AND DISPOSE OF
EXISTING STRUCTURE
EG
GENERAL NOTES
> 12" OC
1. VAULT DEMOLITION, REMOVAL, AND DISPOSAL SHALL BE IN
ACCORDANCE WITH WSDOT STANDARD SPECIFICATION SECTION 2-02
AND AS RECOMMENDED BY THE GEOTECHNICAL ENGINEER. SEE
12" OC GEOTECHNICAL REPORT DATED 6/22/2018.
HOOKS 2. DE -WATERING SHALL BE PERFORMED IN ACCORDANCE WITH
T&B CONSTRUCTION DEWATERING GENERAL NOTES ON SHEET C501-1 B.
WET VAULT REMOVAL SEQUENCE
1. INSTALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES.
2. ARRANGE FOR INSPECTION WITH BOEING EHS AND TAKE VAULT OFFLINE.
CONTRACTOR SHALL COORDINATE ALL STORMWATER INSPECTION AND
SHUTDOWN ACTIVITIES WITH BOEING EHS.
3. DE -WATER.
4. CLEAN AND REMOVE OIL SEPARATION COMPONENTS INCLUDING
COALESCING PLATES, OIL SKIMMER, SUPPORT BRACKETS, AND OUTLET
PIPE. OIL SEPARATION COMPONENTS SHALL BE STORED UNDER COVER
UNTIL THEY ARE REMOVED FROM THE SITE AND DISPOSED.
5. DEMOLISH AND REMOVE VAULT STRUCTURE LID. DEMOLISH AND REMOVE
STRUCTURE INTERIOR AND EXTERIOR WALLS TO A MINIMUM DEPTH OF
3-FEET BELOW FINISH GRADE ELEVATION OR AS REQUIRED BY
GEOTECHNICAL ENGINEER.
6. BACKFILL TO BOTTOM OF SUBGRADE.
nr1/n%1r n A " nI InTII r lMnAI rMALJr
LIIVLU YVP\JIL VIL I\LJLI\VVII\
0L SEPARATION COMPONENT REMOVAL SECTION
1-2H SCALE: NTS
REMOVAL OF UNDERGROUND VAULTS REQUIRES A SEPARATE DEMOLITION PERMIT
CIVIL PERMIT SET
V3
DESIGN BY: BERGERABAM DATE 10/22/2018
ACCEPTABILITY IJDM
THIS DESIGN AND/OR CHE
SPECIFICATION IS APPROVED SPT
ENG
APPROVED BY DEPT. DATE BEE
IAI t SUBTITLE
10/09/18
10/09/18
10/09/18 TITLE
CIVIL MASTER
WET VAULT REMOVAL DETAILS
MITIGATION HANGAR
RENTON SITE
SITE
R-401430
I IN COMPLIANCE WITH CITY OF RENTON STANDARDS
l.. V lxi-II IC180242 JIIVIUVLO R I G v^IL 10/09/18
SHEET
C501-2H C21
JOB N0. COMP NO.
C180242 -7
RENTON, WA DWG N0. RTN-YD-0501-2H
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