Business Loop Interstate 55 runs north-south through Springfield's Downtown area. It uses 6th Street, 9th Street, and Peoria Road. The north end connects with I-55 at Sherman and the souterhen end connects with I-55 at I-72/U.S. Rt. 36 in the Sixth Street Interchange. BUSN. Loop I-55 passes through the following towns in Sangamon County. Southern View
Springfield
Sherman
BUSN. Loop I-55 is multi-plexed in Sangamon County. Illinois State Route 29, at Springfield.
BUSN. Loop I-55 intersects the following highways in Sangamon County. Interstate 55, at the Sixth Street Interchange in Springfield. Interstate 72, at the Sixth Street Interchange in Springfield. U.S. Rt. 36, at the Sixth Street Interchange in Springfield. Illinois State Route 97, in Downtown Springfield.
SB on SB I-55. BGS on SB I-55. A BGS on SB I-55. A BGS on SB I-55. A BGS on SB I-55. A BGS on NB I-55. NB BUSN Loop I-55 at I-55. SB BUSN Loop I-55 south of I-55. SB BUSN. Loop I-55 near Sherman. SB BUSN Loop I-55 south of IL St Rt 124. SB BUSN Loop I-55 near the Sangamon River. SB BUSN. Loop I-55 at the Sangamon River. A guide marker on NB Dirksen Parkway. SB BUSN Loop I-55 near Color Plant Road. NB BUSN Loop I-55 north of IL St Rt 4/29. BGS on NB IL St Rt 4. A set of guide markers on NB IL St Rt 4/SB IL St Rt 29. NB BUSN Loop I-55/IL St Rt 29 north of the state fairgrounds. NB BUSN Loop I-55/IL St Rt 29 at the state fairgrounds. SB BUSN Loop I-55 south of south IL St Rt 29. SB BUSN Loop I-55 south of the statefair grounds. SB BUSN Loop I-55 near Converse Street. A guide marker on NB BUSN Loop I-55. NB BUSN Loop I-55 at Madison in Springfield. A junction marker on EB IL St Rt 97. NB BUSN. Loop I-55 near Downtown Springfield. NB BUSN Loop I-55 south of Cook in Springfield. NB BUSN Loop I-55 at Lawrence in Springfield. NB BUSN Loop I-55 north of South Grand Ave in Springfield. NB BUSN Loop I-55 at South Grand Ave in Springfield. Former 9th Street Alignment Between Spruce & Lawrence. SB BUSN Loop I-55 near South Grand Ave. A guide marker on SB BUSN Loop I-55, near South Grand Ave. A guide marker on NB BUSN Loop I-55, near South Grand Ave. A milage chart on SB BUSN Loop I-55. A set of markers on EB South Grand Ave. Milage sign on NB BUSN. Loop I-55 in Springfield. A milage chart on NB BUSN Loop I-55. This is the same place as the above pictures. (May, 2012) Sign for BUSN. Loop I-55, Lincoln trail, and Historical Route 66. SB BUSN Loop I-55 near Ash. SB BUSN Loop I-55 near the Norfolk Southern tracks. SB BUSN Loop I-55 near Iles. A set of guide markers on Stevenson Dr. A set of guide markers on Stevenson Dr. SB BUSN. Loop I-55 near the 6th Street Interchange on the southside of Springfield. NB BUSN Loop I-55 at I-72/U.S. Rt. 36; 6th Street Interchange in Springfield. A BGS one mile from SB I-55; WB I-72/U.S. Rt. 36. A BGS on SB I-55; WB I-72/U.S. Rt. 36. A graphical BGS on SB I-55; WB I-72/U.S. Rt. 36. A BGS on NB I-55. A BGS on EB I-72/U.S. Rt. 36. Sangamon County mile marker on the ramp from NB I-55.