New Road Construction

Project Portfolio

  • Design Category 2 bridge
    • Curved, double, steel box girders
    • Pile foundation
  • Prior to improvements:
    • Two-lane left turn entrance from southbound CR 581 (Bruce B. Downs Boulevard) onto southbound I-75
  • Improvements included:
    • Right entrance flyover ramp and bridge from southbound CR 581onto southbound I-75
    • Third interstate lane for southbound traffic for over two miles
    • Realigned the northbound CR 581 entrance ramp to southbound I-75
    • Widened the northbound CR 581 entrance ramp to northbound I-75
  • Construction completed in December 2008
  • Keystone Civil, Inc. was a subconsultant to Cardno
  • Key project timing elements:
    • EOR Estimate of Contract Time: 835 days
    • Allowable Contract Time: 777 days
    • Contract Time Used: 649 days
    • Under EOR Time Estimate: 186 days (22%)
    • Under Allowable Contract Time: 128 days (16%)
  • Attained the above timing results while also achieving the following:
    • Minimal change orders – 1.5% of the original contract amount
    • CEI contract savings to the FDOT in excess of 16%
    • No time extensions requested or granted, other than weather events and holidays (42 days)
    • Contractor earned 99.7% of possible bonuses and incentives

Back to Projects List