E
SECTION E — FIXED CONSTRUCTIONS
BUILDING
E03
WATER SUPPLY
;
SEWERAGE
E03B
INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
(drilling wells
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E21B
; pipe-line systems in general
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F17D
)
E03C
DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER
(not connected to either water-supply main or to waste pipe
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Expanded...
A47K
; devices of the kind used in the ground
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E03B
,
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Hierarchy...
Expanded...
E03F
)
;
SINKS
E03D
WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES
;
FLUSHING VALVES THEREFOR
E03F
SEWERS
;
CESSPOOLS