Difference between revisions of "Transit Rail Flood Mitigation and Sea Level Resiliency"
From MDOT Policy Manual
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:* Transit infrastructure flooding can occur in tidal and non-tidal areas as the result of hurricanes or tropical storms/depressions as well as other storm events that deliver significant rainfall that can overwhelm waterways and drainage systems. | :* Transit infrastructure flooding can occur in tidal and non-tidal areas as the result of hurricanes or tropical storms/depressions as well as other storm events that deliver significant rainfall that can overwhelm waterways and drainage systems. | ||
:* Consider the risk of flooding that could impact transit facilities and provide appropriate mitigation strategies. | :* Consider the risk of flooding that could impact transit facilities and provide appropriate mitigation strategies. | ||
− | :* Flood mitigation may consist of permanent structural measures to prevent flood waters from entering or otherwise impacting a transit facility, temporary measures to prevent flood waters from entering a facility, and/or operational procedures to minimize the impact of flood events. Also includes measures to ensure facility ability to withstand a flood event without damage. | + | :* Flood mitigation may consist of permanent structural measures to prevent flood waters from entering or otherwise impacting a transit facility, temporary measures to prevent flood waters from entering a facility, and/or operational procedures to minimize the impact of flood events. Also, includes measures to ensure facility ability to withstand a flood event without damage. |
:* In all cases, proper maintenance must be provided for drainage systems to function as designed and for other flood mitigation measures to operate as designed when the flood event occurs. | :* In all cases, proper maintenance must be provided for drainage systems to function as designed and for other flood mitigation measures to operate as designed when the flood event occurs. | ||
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:::* Mobile pumping capacity before and during extreme events; | :::* Mobile pumping capacity before and during extreme events; | ||
:::* Temporary measures such as sandbags. | :::* Temporary measures such as sandbags. | ||
− | ::* Adequately size tunnel/station ground water and | + | ::* Adequately size tunnel/station ground water and storm water pumping systems to handle flood conditions where feasible. |
::* Locate Critical Transit Facilities (such as Police or OCC) in areas not subject to flooding; | ::* Locate Critical Transit Facilities (such as Police or OCC) in areas not subject to flooding; | ||
− | [[Category:Practical Design Guidance | + | [[Category:Practical Design Guidance]] |
Latest revision as of 18:01, 11 March 2020
Flood Mitigation and Sea Level Resiliency | ||
ContentsPrimary Guidance
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DiscussionFlooding Source: Storm Events
Risk and Vulnerability
Flood Mitigation
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