SR 55 was further truncated on the east end in 1932, when the coming of US 36 resulted in the relocation of SR 55's eastern terminus to downtown Urbana at the traffic circle of US 36, US 68, and SR 29. SR 55 formerly had a  concurrency with US 68 at its eastern end until it was truncated by 2013.
SR 55's eastern portion was shortened in 1932 when the construction of US 36 led to its terminus being moved to downtown Urbana and intersecting with US 68 and SR 29 at a traffic circle.  Prior to this, SR 55 shared a road with US 68 at its eastern end until it was truncated in 2013.