HomeMy Public PortalAbout382484TOP OF BANK.
4\
STANDARD INLET OR
INLET MANHOLE.
APPROVED CORRUGATED METAL OR
PLASTIC PIPE TO BE REPLACED WITH
CONCRETE PIPE WHEN CHANNEL IS PAVED.
STANDARD INLET OR
INLET MANHOLE.
STORMWATER
/ TOP OF BANK.
SEWER. \ f
TRIM PIPE
TO MATCH SLOPE.
TOE OF SLOPE.
STONE REVETMENT
& FILTER FABRIC.
(TYPE 1)
SEE
NOTE 2.
CONCRETE
COLLAR.
TOE OF SLOPE.
TYPICAL PLAN & SECTION AT SEWER LINE
DISCHARGING INTO CHANNEL
12" 12"
MIN. MIN.
CONCRETE
PIPE.
6" MIN.
APPROVED
CORRUGATED
METAL PIPE.
MIN.
DETAIL OF CONCRETE COLLAR
NOTES:
1) MECHANICALLY COMPACT BACKFILL IN TRENCHES OR CLOSURES OF ABANDONED CHANNELS TO DENSITY
NOT LESS THAN THAT IN ADJACENT BANK. PROTECT WITH A BLANKET OF CRUSHED LIMESTONE OR PAVING
WHERE NECESSARY.
2) 45 DEGREES AT UNPAVED CHANNELS AND FOR LARGE FLOWS ENTERING SMALL CHANNELS.
30 DEGREES AT PAVED CHANNELS AND FOR SMALL FLOWS ENTERING LARGE CHANNELS.
3) CHANNEL PAVING OR BANK PAVING OR BOTH MAY BE REQUIRED TO PREVENT EROSION AT CURVES IN
ALIGNMENT OR AT LOCATIONS OF POSSIBLE EROSION DUE TO DISCHARGE OF LARGE FLOWS.
STORMWATER
CHANNELS
METROPOLITAN ST. LOUIS SEWER DISTRICT
Standard Details of Sewer Construction
Dr. RGW/SAM
Ch. J.C.K.
2009
SHEET 62