found in par. 2.1.3. This text also addresses the special problems encountered in
operating surface supplies.
Specific O&M practices are described in the following subsections and
summarized in Table 7.
Maintenance Checklist for Surface Water Supplies
Ensure that facilities are in working order for sewage
disposal and garbage and trash removal; repair facilities
as necessary; remove debris.
Recreational facilities on
Clean and repair facilities as necessary.
Remove vegetation in shallow water; vary water level a
Report algae blooms to operating staff.
Reservoir capacity loss
Dredge when necessary.
Reservoir sides and
Remove extraneous debris and vegetation from sides and
bottom, if exposed; grade sides to prevent erosion.
Concrete and masonry dams: repair upstream face first,
Dams (leakage and
then downstream face.
Earth and rockfill dams: sod or gravel slopes; keep riprap
on upstream face even and in good condition; repair leaks
by excavating and backfilling.
Ice conditions on
Where ice formations exist, break ice to a few feet
Dam spillway conditions
If blocked, remove trash, debris, or ice.
Lubricate gates and appurtenances.
Intake structures (cracks
Repair cracks; remove silt deposits; take action to prevent
and silt deposits; ice
Remove any material not removable by regular operation