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Final Environmental Impact Report - Whittier Bridge/I-95 ...

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Appendix: Best Management Practices: Operation & Maintenance Measures<br />

Best Management<br />

Practice<br />

Sweep Mow Inspect Clean Repair Notes<br />

Deep Sump Catch Basins NA NA<br />

Annually<br />

(after<br />

snow<br />

melt)<br />

• As Needed Based on<br />

Inspection (ANI)<br />

• Litter and debris<br />

clogging inlet grate<br />

or curb inlet opening<br />

ANI<br />

Water Quality Swales<br />

Sediment Forebay<br />

Infiltration Basin<br />

Wet Basins<br />

Infiltration Trench<br />

NA<br />

Mow<br />

swales as<br />

needed<br />

Annually<br />

NA NA Annually ANI ANI<br />

NA<br />

NA<br />

NA<br />

Mow side<br />

slopes<br />

annually as<br />

needed<br />

Mow side<br />

slopes<br />

annually as<br />

needed<br />

Side slopes<br />

annually<br />

Annually<br />

Annually<br />

ANI ANI Wet swales may/may not<br />

need to be mowed<br />

depending on type of<br />

vegetation.<br />

ANI ANI<br />

ANI ANI<br />

Annually ANI ANI<br />

Page | 5

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