Title: City of Omaha - Janitorial Services (Traffic Maintenance) Number: City of Omaha - Janitorial Services (Traffic Maintenance) Due Date: Opening Date: 11:00 a.m. CST on Wednesday, February 27, 2019* *Pre-Bid Walk-Through: Wednesday, February 6, 2019, at 9:00 AM at 4303 S 50th Street, Omaha, NE 68117. **For those interested vendors who missed the pre-bid walk=through on Wednesday, February 6, 2019, another pre-bid walk-through will be held on Friday, February 15, 2019, at 11:00 AM at 4303 S 50th Street, Omaha, NE