Interstate bridge collapses into Mississippi River
-- built in 1967
-- rose 64 feet above the river
-- stretched 1,900 feet across the water
-- depth of the water underneath is between 4 to 14 feet
-- Interstate 35W bridge spans Mississippi River in Minneapolis.
-- Major artery in the Twin Cities.
-- Broke into sections, crumbled into water.
-- Happened during bumper-to-bumper, evening rush hour traffic.
-- Dozens of vehicles scattered, stacked on top of each other.
-- School bus had just crossed the bridge.
-- Authorities: at least 4 dead.
-- as many as 30 people reported missing.
-- 79 injured.
-- Interstate 35W bridge built in 1967.
-- Arched bridge, rising about 64 feet above the Mississippi.
-- Single, 458-foot-long steel arch.
-- Bridge's surface was getting repairs.
-- Governor Tim Pawlenty: bridge inspected in 2005 and 2006.
-- Pawlenty: no structural problems noted during inspections.
-- Pawlenty: "catastrophe of historic proportions for Minnesota."
-- Other bridges being checked.
-- Homeland Security: does not appear terrorism-related.
-- FBI: terrorism does not appear to be a factor.
-- Minneapolis Police: appears to be structural collapse.
-- Governor Tim Pawlenty ordered inspections of all bridges in the state with similar designs.