DGWaterDetail6-4.26'X3' OPENING
PER NOTE ~3
CEMENT CONC. SIDEWALK
OR FINISHED GRADE ~ ADJUST TO MATCH WITH CONC. COLLARS
FINISHED GRADE, SEAL INTERIOR WITH
MORTAR.
uooii ro'~z PRECAST CONC. VAULT
~OOER (UTILITY VAULT CO.
OR APPROVED
EQUAL)
~~ SLOPE \ygULTR WA LAINST
VAULT TO BE PLACED LEVEL `SUMP
WITH SLOPING FLOOR
1. IN AREAS OF HIGH GROUNDWATER A 1/4 HP SUMP PUMP SHALL BE INSTALLED IN THE
SUMP PIT OF THE VAULT. IT SHALL BE WIRED PER WASHINGTON STATE ELECTRICAL CODE
AND INSPECTED BY A7 STATE ELECTRICAL INSPECTOR. THE DISCHARGE PIPE SHALL BE
CONNECTED 70 THE NEAREST APPROVED ON-SITE S70RM DRAINAGE STRUCTURE OR DRAIN
TO DAYLIGHT. WHERE NO GROUNDWATER IS PRESENT USE A 2"6 DRAIN HOLE WITH 1/4
CUBIC YARD OF WASHED DRAIN ROCK.
2 THE VAULT SHALL BE A PRECAST CONCRETE VAULT SIZED TO MEET THE CLEARANCE
REQUIREMENTS SHOWN ON DETAIL ~{6-5.
3. REMOVABLE DOORS SHALL BE A MINIMUM OF 6'-0" X 3'-0" DIAMOND PLATE
HINGED LOCKING DOORS, WITH HINGES LOCATED AT EACH END OF OPENING. DOORS
SHALL HAVE AN H-20 LOAD RATING IN AREAS THAT ARE SUBJECT TO VEHICLE TRAFFIC.
DOORS SHALL BE SPRING LOADED WITH OPEN POSITION LOCK.
4. A GALVANIZED LADDER SHALL BE SET INSIDE THE VAULT FOR ACCESS INTO THE VAULT. I7
SHALL BE SECURED TO THE VAULT WITH t/2" DIA. BOLTS EPOXIED TO THE VAULT LID
AND FLOOR.
5. A BILCO LADDER UP SAFETY POST MODEL N0. 2 SHALL BE ATTACHED TO THE LADDER
STEPS.
CITY OF YELM
DEPT. OE PUBLIC WORKS
WATER VAULT
DETAILS
APPROVE DGWG. N0.
PUBLIC W0~ IRECTOR DATE V - ~~
ES~JEG~TP~4/2007/2007