HomeMy Public PortalAbout382488NOTES:
C.I. FRAME & COVER
1) INSIDE OF BRICK MANHOLE TO BE PLASTERED
WITH 1/2" MIN. 1 TO 3 CEMENT TO SAND
MORTAR MIX TO TOP OF HIGHEST PIPE.
2) MANHOLE STEPS UNIFORMLY SPACED AT
MAX. 16" C-C.
3) INVERT CHANNEL AND INVERT SHELF ARE
REQUIRED WHEN HOUSE LATERALS ARE
CONNECTED TO TERMINAL MANHOLES. (3 MAX.)
4) THE MINIMUM INSIDE DIAMETER FOR THE BASE
AND RISER SECTIONS SHALL BE 42 INCHES FOR
8 INCH DIAMETER SANITARY SEWERS AND ALL
STORM SEWERS. THE MINIMUM INSIDE DIAMETER
FOR SANITARY SEWERS LARGER THAN 8 INCH
DIAMETER IS 48 INCHES.
A
1/2" MIN. 1 TO 3 CEMENT
TO SAND MORTAR MIX.
(ALL BRICK STRUCTURES)
CLASS "A" CONCRETE
APPROVED PATENTED WATER STOP
REQUIRED FOR PLASTIC PIPE.
DIA 26 1/2"
MIN.
24"
MAX.
5 1/2"
16"
4"
ROWLOCK
ARCH
ELEVATION
SECTION A —A
3/4" MORTAR
BED
TOP TRANSITION
36" MIN FOR BRICK.
24" MIN FOR CONC.
A
Z
0
H
U
W
0
H
H
0
8"
KEYWAY
1/2" MIN. 1 TO 3 CEMENT
TO SAND MORTAR MIX.
(ALL BRICK STRUCTURES)
SANITARY HOUSE LATERAL
TERMINAL MANHOLE
F____
METROPOLITAN ST. LOUIS SEWER DISTRICT
Standard Details of Sewer Construction
Dr. WSH/SAM
Ch. J.C.K.
2009 SHEET 20