storm surge & critical infrastructure on nantucket brian bach cece cotter matt lepine sean...
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Storm Surge & Critical Infrastructure on NantucketBrian Bach Cece Cotter Matt Lepine Sean ReganSponsor: Dave Fronzuto,Nantucket Emergency Management AgencyProject Liaison: Peter Morrison
Nature of the Problem Our Mission Study Area Our Approach Risk Assessment Mitigation Tactics Priorities Deliverables Takeaways
Overview
https://twitter.com/cjmcmahon_NH/status/262994275829174273/photo/1?ref_src=twsrc%5Etfw
Nature of the Problem
http://www.nhc.noaa.gov/surge/
http://phys.org/news/2014-03-anthropocene.html
Nantucket
Lower Broad Street to Steamboat WharfLower Broad Street / Easy Street
Evaluate & Identify the best approachesthe Town of Nantucket can take toprotect its critical infrastructurefrom damage due tostorm surge.
Our Mission
Built Infrastructure:Easy Street Bulkhead
Finance Department
Harbormaster’s Office / Marine Department
Natural Resources Department
NRTA / Health Department
Post Office
Sheriff’s Office
Stop & Shop
Town Administrative Building
U.S. Coast Guard Station
Transportation:Children’s Beach Boat Ramp
Easy Street
Francis Street
Harbor View Way
Lower Broad Street
Steamboat Wharf
Straight Wharf
Tanker Dock
Town Parking Lot
Washington Street
Utilities:Candle Street Substation
Children’s Beach Stormwater Pump Station
Goose Pond Sewer Main
Sea Street Pump Station
Union Street Telephone Building
Our Approach
Risk Assessment
Finance Department
Elevation Floodproofing
Dry & Wet Methods Relocation of
Function
Mitigation Tactics
RecommendationsNon-Relocatable Infrastructure: Elevate
Candle Street Substation
Easy Street Bulkhead Sea Street Pump
Station Steamboat Wharf Stormwater Pump
Station Straight Wharf Tanker Dock
Non-Relocatable Infrastructure: Floodproof
Post Office Stop & Shop
RecommendationsRelocatable Infrastructure: Elevate
Harbormaster’s Office / Marine Department
Natural Resources Department
Sheriff’s Office U.S. Coast Guard
Station
Relocation of Function:
Finance Department Town Administrative
Building
Recommendations
Roads:
Easton Street Easy Street Francis Street Harbor View Way Lower Broad Street Washington Street
No Further Action:
Children’s Beach Boat Ramp
Goose Pond Sewer Main
NRTA / Health Department
Telephone Building Town Parking Lot
Priorities
#1 - Sea Street Pump Station
#2 - Candle Street Substation
Summary Database
GIS Database
Be proactive, especially near the coast Check FEMA Flood Maps Get surveyed
Begin planning immediately
Expand to the rest of the island
Takeaways
Emphasized the issue of storm surge
Highlighted critical infrastructure
Recommended mitigation tactics
Identified future steps
Summary
Frank Holdgate
Peter Morrison
Dominic Golding
Reinhold Ludwig
Dave Fronzuto
Acknowledgements