Bridges Weekly Update #20

25 August 2004

ON SCHEDULE

Of the 146 bridges scheduled to be repaired this year, we are completed with 76 of them, and 7 more are currently works-in-progress as of August 25th. All bridgework is proceeding on schedule to be completed by November 2004.

¨ Bridge repair is continuing between Verdi and Garvin and Sleepy Eye to Tracy on RRIF bridges. Currently only 3 bridges remain to be completed between Huron and Verdi (287.0, 287.3, & 295.5)

¨ The Sioux River Bridge is being worked on by E-80. Prep work began on March 15^th and on April 12^th they started driving piling. This week E-80 completed the pile driving that is required for the entire bridge a total of 78 piling have been driven. The crew was working on the concrete caps and abutments, which are poured in place. All of these concrete caps in the east and west approach span have been completed. Concrete deck tubs will start to be installed next week. This project is on schedule and should be completed by November 2004.

¨ The ballast tubs deck renewal for Br# 502 at MP 196.7 is complete, all ballast tubs were changed-out and the steel girders have been aligned final touch up work will be completed this week on the bridge.

¨ One bridge upgrade was started on the PRC at MP 532.9 a substantial amount of work, which will include new deck and stringer chords. This work is still in progress.

¨ The bridges completed this week were located on the Huron (2 bridges completed between Verdi and Garvin).