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Sewer earthquake
countermeasures |
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Damage to sewer facilities, which are
important lifelines, may have significant
negative effects on residents' daily living
and social activities, led
by the lives of residents.
Focused, urgent earthquake countermeasures are indispensable regarding
countermeasures that are not progressing and large earthquakes, which
may occur at any time.
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Loss of drainage
function of wastewater pipes and drains and pumping stations
 Occurrence
of epidemics (retention of waste water in living space,
pollution of public waters) and limitations
on use of toilets
Loss of drainage function of wastewater pipes and drains and
pumping stations
Serious flood damage to living
space including refuges
Spurting from manholes and road cave-ins
Obstacles to rescue operations, obstacles
to restoration activity
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