Strategies for Developing a Plan of Action Archived: slide 20
Box 1: Scour Assessment (Item 113) shows the structure is scour critical?
Box 2: Is the foundation material highly erodible?
Box 3: Have scour countermeasures been installed?
Box 4 Bent/Pier soundings during high water events.
Maintenance personnel check during high water events
Diver inspection of bent located in non-wadable water after high water events or at least annually
Check and update the x-channel profile at least every 2 years
Box 5: Is there evidence of on-site localized scour?
Box 6: Maintenance personnel check during high water events
Diver inspections annually
Check and update the x-channel profile at least every 4 years
Box 7: The bridge has a history of drift accumulation
Box 8: Maintenance personnel check during high water events
Diver inspection of bents located in non-wadable water at least every 2 years
Check and update the x-channel profile at least every 4 years
Box 1 to Box 2
Box 2 to Box 3, if N to Box 5
Box 3 to Box 4, if N to Box 5
Box 5 if Y to Box 6, if N to Box 7
Box 7 if Y to Box 6, if N to Box 8