Quantcast Storm Drainage System-Continued

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STRUCTURAL
Storm Drainage System-Continued
Approach Channels:
evidence of water channeling under and around pipe or headwall
Outfall and Channel Beyond Headwall:
sediment
debris
other obstructions
evidence of erosion of adjoining property
Tide Gates:
restricted or tight motion
loose closure
outfall line and bar screens for sediment and obstructions
n Drop Structures and Spillways:
silt accumulation and erosion
Manhole Frames and Covers:
rust
corrosion
poor fit
ladder rungs for rust
corrosion
broken parts
damaged supports
n Manhole Walls:
spalling
exposed reinforcing
eroded or sandy mortar joints
loose, broken or displaced brick
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