UPDATE: Here is a copy of the final bid tabulation: 6th Street Bridge I understand inflation and cost overruns, but I am not certain how you can be off by 100%? Recently the city had a change order (cost overrun) on the wastewater project for over $500,000 with NO explanation. With the 6th street bridge, … Continue reading UPDATE: City of Sioux Falls Engineering Department off 100%+ on cost overrun projections for 6th Street bridge