US Army Corps of Engineers

BUILDING STRONG®

Mississippi Valley DivisionNew Madrid Earthquake

MS River Navigation Scenario

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New Madrid Earthquake Bridge Video

As of 14 Apr 2015

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Restoration of Mississippi River Navigation

There are over 2 dozen Mississippi River crossings carrying roads, railroads, natural gas lines, and utilities

As of 17 Apr 2015

PIR Designation

Bridge Name Highways Coordinates

MRB01 Greenville Bridge (Greenville MS) US 72, US 278 33°17′14″N 91°09′15″W

MRB02 Helena Bridge (Helena/West Helena AR US 49 34°29′48″N 90°35′17″W

MRB03 Memphis & Arkansas Bridge (Memphis TN)I-55, US 61, US 64, US 71, US

7935°07′42″N 90°04′36″W

MRB04 Frisco Bridge (Memphis TN) BNSF Railway 35°07′43″N 90°04′35″W

MRB05 Harahan Bridge (Memphis TN) Union Pacific Railroad 35°07′45″N 90°04′33″W

MRB06 Hernando de Soto Bridge (Memphis TN) I-40 35°09′10″N 90°03′50″W

MRB07 Caruthersville Bridge (Dyersburg & Caruthersville) I-155, US 412 36°06′54″N 89°36′47″W

MRB08 Cairo Miss River Bridge (Cairo IL) US 60, US 62 36°58′43″N 89°08′52″W

MRB09 Cairo I-57 Bridge (Cairo IL-Charleston MO) I-57 37°01′23″N 89°12′42″W

MRB10 Thebes Bridge (Thebes IL)St. Louis SW & Missouri

Pacific Railway37°13′00″N 89°28′01″W

MRB11 Bill Emerson Memorial Bridge (Cape Girardeau MO) MO 34, MO 74, IL 146 37°17′43″N 89°30′57″W

MRB13 Grand Tower Pipeline Bridge (Grand Tower IL) Natural Gas 37°38′31″N 89°31′03″W

MRB14 Chester Bridge (Chester IL) MO 51, IL 150 37°54′11″N 89°50′11″W

MRB15 Jefferson Barracks Bridge (St. Louis County MO) I-255 / US 50 38°29′14″N 90°16′38″W

MRB16 MacArthur Bridge (St. Louis) Railroad Assoc. of St. Louis 38°36′53″N 90°11′01″W

MRB17 Poplar Street Bridge (St. Louis MO) I-55 / I-64 / US 40 38°37′05″N 90°10′59″W

MRB18 Eads Bridge (St. Louis MO) St. Louis MetroLink 38°37′45″N 90°10′47″W

MRB19 Martin Luther King Bridge (St. Louis) Route 799 38°37′52″N 90°10′46″W

MRB20 Stan Musial Veterans Memorial Bridge (St. Louis MO) I-70 38°38′40″N 90°10′42″W

MRB21 McKinley Bridge (St. Louis MO) US 66 38°39′54″N 90°10′58″W

MRB22 Merchants Bridge (St. Louis MO) Railroad Assoc. of St. Louis 38°40′29″N 90°11′10″W

MRB23 Chain of Rocks Bridge (St. Louis MO) US 66 38°45′38″N 90°10′35″W

MRB24 New Chain of Rocks Bridge (St. Louis MO) I-270 38°45′53″N 90°10′25″W

MRB25 Clark Bridge (Alton IL) US 67 38°52′56″N 90°10′44″W

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For today’s scenario,

consider the obstructions

shown

As of 17 Apr 2015

Restoration of Mississippi River Navigation

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Questions to Guide Discussions How does the number and locations of

obstructions impact our standard operating procedures

What gaps does this scenario present in our current authorities

What additional stakeholders need to be engaged in resorting Mississippi River navigation.

What are your recommendations for changeAs of 14 Apr 2015

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ESSAYONS