Job No. D-91-295-18, FAP 345 (IL 31) over US 20 (Lake Street) Interchange, Phase II Engineering Services, Kane County, Region One/District One Job No. C-91-273-14, I-90/94 at I-290/Congress Parkway (Jane Byrne Interchange)– Miscellaneous Interchange Ramps at Various Locations to I-90/94 Northbound, Phase III Project, Cook County, Region One/District One. Contract I-18-4409, IL 23 at I-90 Interchange Construction McHenry County, Illinois Contract RR-17-4314, Tri-State Tollway (I-294), Pavement and Structural Preservation and Rehabilitation, M.P. 40.0 (Balmoral Avenue) to M.P. 52.9 (Lake-Cook Road) Contract I-18-4412, Tri-State Tollway, Bridge Reconstruction, Burlington Northern Santa Fe (BNSF) Railroad Bridge (M.P. 26.6) Contract: RR-18-4435, Jane Addams Memorial Tollway, Pavement and Bridge Preservation M.P. 2.6 (Rockton Road) to M.P. 18.3 (Kishwaukee River Bridge) Job No. C-91-309-12, IL 47 at Main Street South of Elburn, Phase III Project, Kane County, Region One/District One Job No. M-91-002-19, Various Construction Inspection Projects Various Routes, Various Counties, Region One/District One