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From page 92... ...
The results of the survey will be incorporated into a synthesis of highway agency practice; the objective of this synthesis is to document management and maintenance practices used by state DOTs to enhance resiliency of existing roadway and embankment culverts. Typically, staff within the materials, bridge, maintenance, or hydraulic design office would be the appropriate person to fill out this survey since it asks detailed questions about design, installation, and maintenance practices.
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From page 93... ...
Please provide an answer to all parts of the Please reach out to Michael P Culvert A buried drainage structure underneath a roadway or embankment that is open at both ends and used to convey and transport water from one side of the roadway or embankment to the other. They can range in range in diameter/diagonal size from 15 in.
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From page 94... ...
– Circular : _______ Steel-Reinforced Polyethylene (SRPE) – Circular : _______ Other (Please specify)
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From page 95... ...
0–999 1,000–4,999 5,000–9,999 10,000–19,999 20,000–49,999 50,000–99,999 100,000 or more -Cycle Cost Analysis and Risk Assessment life-cycle cost analysis (LCCA) refers to an economic analysis tool to determine the most cost resilience of culverts.
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From page 96... ...
associated with the formal risk assessment methodology here: ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ ________________________________________________________________ 5. How does the state DOT determine if a culvert should be considered for replacement or Video/ Other (please specify)
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From page 97... ...
Cost–benefit analysis (CBA) Risk assessment Other formal analysis (please specify)
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From page 98... ...
Check the most appropriate frequency. Every year Every 2 years Every 3 years Every 4 years Every 5–10 years Other (please specify)
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From page 99... ...
5 = Not at all Scour or channel degradation protection Important 1 = Extremely Important ... 5 = Not at all Other (please specify)
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From page 100... ...
As Needed/ Reactive Scour or channel degradation protection Maintenance Only 1 = Every year ... As Needed/ Reactive Other (please specify)
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From page 101... ...
5 = Not at all Deformation or cracking due to excessive live load Common 1 = Most/ Extremely Common ... 5 = Not at all Other (please specify)
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From page 102... ...
5 = Not at all flow Common/ Not Practiced 1 = Most/ Extremely Common ... 5 = Not at all Other (please specify)
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From page 103... ...
Other (please specify) ___________________________________________ the outlets and soil loss through joints due to pressure heads induced by storm event flooding Stabilizing the fill around the culvert with flowable fill, foam, or grout Specifying backfill materials that are less prone to piping and soil loss through joints Other (please specify)
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From page 104... ...
– Circular 0 Culverts ... N/A Other (Please specify)
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From page 105... ...
3 = Less Important culvert (if applicable) Other system attributes (please specify)
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From page 106... ...
Which of the following extreme weather events have resulted in replacement or repair of a state DOT culvert? Check all that apply.
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From page 107... ...
The case examples will also represent severe storms, and wildfires. Development of the case examples will require a follow-up interview to gather more details of Yes No END OF SURVEY If you are finished with the survey, please advance forward to submit your answers.
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