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US Army Corps of Engineers
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U.S. Army Corps of Engineers, Mobile DistrictCreating a Resilient Alabama & Mississippi Coast
NOAA's Regional Preparedness Training (NRPT)
TOm Smith, P.E.
June 8, 2016
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No Country For Old Cars
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Mobile River Delta & Basin Overview
Natural Features
Salient Components Industrial/Commercial Complex
Transportation and Wastewater Infrastructure
The Adjoining Population Centers
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Mobile Bay/Delta:
• Five rivers (Mobile, Tensaw, Blakeley, Spanish, and Apalachee) form the 2nd largest delta in the US, the 4th
largest watershed based on drainage, and the 5th largest based on area.
• 415 sq mi bay area with average depth of 10 feet and over 135 miles of shoreline. Designated as 1 of 28 National Estuary Programs in 1995.
• One of the most diverse ecosystems in the US with 3types of wetland habitats, extensive seagrasses, 200+ species of fish, major shellfish communities, and 300+ species of birds and reptiles.
• Mobile-Tombigbee river basin is 1 of 51 USFWS recognized Strategic Habitat Units in Alabama for managing, recovering, and restoring populations of rare fishes, mussels, snails, and crayfishes.
• Only one of two places (Tokyo Harbor) on earth where thephenomenon of “Jubilees” occur.
• Alabama Seafood Industry contributes to approximately$461M in revenue annually and 10,000 jobs.
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Mobile BayIndustrial Complex Twelfth busiest port in
the US. Cargo and passenger Vessels
Home to commercial and military ship builders
Growing aerospace industry including large scale passenger plane manufacturing and repair
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Mobile BayInfrastructure, Tunnels Two highways span the
country from east to west
Highway 90 and Interstate 10 extend below water
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Mobile BayInfrastructure
Interstate 10 elevated 20 feet above the Bay
Rail tonnage through Port of mobile, 6.2 Million Tons
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Mobile BayAdjoining Infrastructure MAWSS has two wastewater
treatment plants - McDuffie Island (top) and Three Mile Creek (below)
The McDuffie Island plant processes 28 MGD and is 15 feet above sea level
The Three Mile Creek plant processes 12.8 MGD and is 10 to 30 feet above sea level
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BUILDING STRONG®
Mobile BayDown the Bay Community 2000 Residences
11 feet above sea level
Slab on grade construction
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Mobile BayHistoric District, Downtown
600 Residences
13 feet above sea level
Step-up Elevation first floor
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Mobile BayLODA, Downtown
300 Residences (with seniors)
13 feet above sea level
Nonresidential first floor
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Mobile BayDe Tonti Square
100 Residences
10 feet above sea level
Step-up elevation first floor
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Mobile BayOrange Grove, Renaissance 400 Residences (with Seniors)
10 feet above sea level
Slab on grade first floor
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Mobile BayPlateau (Africatown)
200 Residences
20 feet above sea level
Slab on grade first floor
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Mobile BayHospitals
700 Beds
9 feet above sea level
Nonresident first floor
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QUESTIONS??