HomeMy Public PortalAbout382472LINE OF ACTUAL
EXCAVATION.
OUTSIDE OF PIPE BELL.
6" MINIMUM
7
,
OUTSIDE OF PIPE BARREL.'r,
SUBGRADE REPLACED
CAREFULLY COMPACTED
(SEE NOTE 2)
f
PAYLINE WIDTH "W"
MSD
SEE TABLE NO.1
STANDARD CONSTRUCTION
SPECIFICATIONS.
COMPACTED CRUSHED LIME-
STONE AND SCREENINGS.
PAYLINE FOR
CLASS "C"
EXCAVATION.
6" MINIMUM
2 . LINE
117 • 4" MINIMUM
yiki 12" OR GREATER
/ % GEO FABRIC TYPE 3
PROVIDE BELL HOLES
AT EACH JOINT.
LINE OF ACTUAL
EXCAVATION.
BLOCKING OF PIPE
NOT PERMITTED.
PAYLINE FOR CLASS "C" EXCAVATION.
NOTES:
1) CHECK GRADE OF PIPE AFTER COMPACTION TO INSURE THE DESIRED FLOWLINE HAS NOT CHANGED.
2) SUBGRADE REPLACEMENT SHALL BE COMPACTED WITH HAND OPERATED VIBRATORY COMPACTORS OR
SIMILAR EQUIPMENT.
SPECIAL PIPE BEDDING DETAIL
FOR UNSUITABLE
SUBGRADE REPLACEMENT
12" DEPTH OR MORE
F____
METROPOLITAN ST. LOUIS SEWER DISTRICT
Standard Details of Sewer Construction
Dr. S.A.M.
Ch. P.W.S.
2009
SHEET 7