Planning was underway during the late s for the Circumferential Highway through the Cincinnati suburbs east from U. Petersburg was selected for the Ohio River crossing in Boone County instead of a location closer to Lawrenceburg, Indiana. Bids for construction on the new bridge were taken by the state in March , with construction of the four main piers in the Ohio River underway by June Pier construction extended to Summer , when work started on the steel floor beams for the bridge.
The bridge project culminated in Kentucky in May , leaving just the deck to be completed. However on the Indiana side of the river, contracts for I paving were just being awarded. As such, the bridge was relegated to sit idle for several years.
A dedication ceremony was scheduled for December 6, , but a major snowstorm forced the event to take place indoors and delayed the bridge opening.
The Kenton County portion of Interstate was finished on November 10, with the opening between U. East at. I proceeds east from the six-ramp parclo interchange Exit 42 with SR to Interstate Interstate 75 travels I proceeds east five miles to I at the city of Blue Ash.
West at. Interstate runs across the city of Sharonville west to I at Exit The forthcoming exchange with Interstate 75 lies 42 miles south of Dayton. Interstate westbound maintains three lanes through the directional cloverleaf interchange Exit 43 with I The Circle Freeway continues into the city of Springdale.
North at. Interstate 75 north enters the city of Sharonville at Exit 15, one mile ahead of I Circle Freeway. Read this story. See all stories. A unique building becomes a hub for historic neighborhoods. Read This Story. See All Stories. A mixed-use center for town and gown. Mercado District Tucson, Arizona.
Trumpeting a cultural revival. Historic arcade houses young professionals. From parking lot to urban tour-de-force. Expanding options for a car-oriented suburban area. I-4 ends at I in Tampa, the only place trivia fans where a 1di ends at a 3di. Petersburg, and end near the beaches.
Florida had pushed for an extension of I to Miami, but all miles in the interstate system were already allocated. In , Congress approved 1, additional miles, and the Miami extension was alive. I was extended over I-4 through St. Petersburg and the Sunshine Skyway on May 14, Meanwhile, the state was planning an interstate bypass of Tampa Bay to the east, to be called IE.
In , a traffic study showed that the freeway through Tampa and St. Pete would be inadequate for the traffic a principal interstate highway would carry. Officials considered directing thru traffic along the bypass with special guide signs, but decided that designating I along the desired through route would be more effective.
In , I and I were swapped, and I was located where it is today. The construction of I reportedly ripped up many urban neighborhoods, and displaced ten black churches. The original dual-span bridge, built in , was struck at the southbound span by the ship "Summit Venture" on May 9, The main span collapsed and 35 people perished. The New York Times said the new bridge "may rank as the most impressive pieces of large-scale bridge design in this country in half a century.
The undamaged northbound span of the old bridge was demolished in Some unattached portions were left standing and converted into fishing piers; one of them, at 1. I Michigan link Western bypass of Detroit. Built between and
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