(No. 6120

Root Brothers Mfg. & Supply, An Illinois Corporation, Claimant, vs. State of Illinois, Division of Highways, Respondent.

Opinion filed October 12, 1971.

Korshak, Rothman, Oppenheim & Finnegan, Attorney for Claimant.

*284William J. Scott, Attorney General; Saul R. Wexler, Assistant Attorney General, for Respondent.

Perlin, C.J.