Bridge Class Culverts
Evaluate new and existing bridge class culverts for potential scour using the following:
- Bridge Class Culverts with Bottoms
- Assess scour coding based on field observations using the criteria listed on the Scour Summary Sheet for Bridge Class Culverts (Form 2606)
- Bridge Class Culverts without Bottoms
- Use the guidelines for either new bridges or existing bridges outlined above for scour evaluation
- New bridge class culvert without bottoms should be supported with deep foundations.