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 STRUCTURAL
Fresh Water Storage-Continued
n Concrete Reservoirs:
settlement
cracks
spalling
leakage
exposed reinforcing
n
Expansion Joints:
improper sealing
loose or missing filler
failure to allow movement when filled with trash and debris
failure to allow adequate movement
n Earth Embankments:
erosion resulting from lack of full sod or vegetation coverage
burrowing animals
improper drainage
ponding water along base
leakage through embankment or along outlet piping
n Improper Operation of Valve Control:
illegible and improper operating condition of water level indicator
n Valves, Piping, Fittings, Sleeves and Other Accessories:
broken
loose
missing
rust
corrosion
leakage
other damage
Nonintegrity of riser frost casings or insulating materials:
5-26
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