New Michigan Boulevard Bridge, Chicago - Vintage Bridge Postcard catholics_in_Mobile 1947 from Fillmore

1947 from Fillmore

Hand colored Ariel photo 1900 -1909

1909 from Fifield

- Vintage Postcard

New Michigan Boulevard Bridge, Chicago - Vintage Bridge Postcard catholics_in_Mobile 1947 from FillmoreOn front: New Michigan Boulevard Bridge, Chicago. On back: NEW MICHIGAN BLVD. Bridge, CHICAGO. This bridge is the only Double Deck Jack knife bridge of its kind in the world. Heavy Traffic is run on the lower deck and lighter traffic is sent over the upper deck of the bridge. The bridge has a clearance of 220 feet. The length of span from center of supports is 256 feet and from end to end of the lifting machinery 340 feet. The weight of the structure