HomeMy Public PortalAboutTypical Line Manhole on Pipe Sewer 27%22 Thru 42%22 DiameterC.I. FRAME & COVER.
TOP OF MASONRY.
1/2" MIN. 1 TO 3
CEMENT TO SAND
MORTAR MIX.
(ALL BRICK
STRUCTURES)
A
SURFACE ELEVATION
DIA. 26 1/2"
MIN.
24"
MAX.
5 1/2"
16"
42" or 48" 16"
T
SEE NOTE 1
4" ROWLOCK 2
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CLASS "A"
CONCRETE
INVERT
KEYWAYS
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PLAN
B
B
SECTION A —A
„ 3/4" MORTAR
BED.
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NOTES:
1) INSIDE OF BRICK MANHOLES
TO BE PLASTERED WITH 1/2"
MIN. 1 TO 3 CEMENT TO
SAND MORTAR MIX TO TOP
OF LARGEST PIPE.
2) MANHOLE STEPS UNIFORMLY
SPACED AT MAX. 16"C—C.
CLASS "A"
SECTION B—B CONCRETE
TYPICAL LINE MANHOLE
ON PIPE SEWER 27" THRU
42" IN DIAMETER
METROPOUTAN ST. LOUIS SEWER DISTRICT
Standard Details of Sewer Construction
Dr. WSH/SAM
Ch. J.C.K.
2009
SHEET 11
(REV)