Harrisburg Overpass Construction Update April 5, 2016

Activity Progress Since March Meeting • East and West temporary U-Turns are installed.

• East and West through traffic at UPRR shut down & detour installed.

• Project utility work under MSE wall complete. Hughes Street and drainage for bridge remains in progress.

• West MSE wall embankment and lime stabilization complete, started coping work.

• West systems duct bank and manhole installed.

• West footings and columns completed at (Abut. 1, Bent 2, Bent 3)

• West bent cap work started at bents 2 and 3.

• East drill shafts completed (Abut 10, Bent 9, Bent 8)

• East Abutment 10 cap complete

• East Bent 9 footings complete, column work continues. Bent 8 footing work continues.

• East MSE wall foundation and leveling pad work continues.

• Center Bent 4 drill shafts completed, Bent 5 drill shafts continue, Bent 6 drill shafts complete, Bent 7 drill shafts continue.

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Road Closure of Harrisburg @ UPRR

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• Began: Sunday, March 13

• Duration: 3 months

• Local Access: Utilize u-turns at

UPRR to access local businesses

Remaining Utility Work (Phase 3) East of Union Pacific Railroad

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Remaining Utility Work (Phase 3) West of Union Pacific Railroad

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6

West of Union Pacific Railroad

West of Union Pacific Railroad

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East of Union Pacific Railroad

East of Union Pacific Railroad

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30 Day Look Ahead

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West of UPRR

• Finishing MSE walls • Finish bent caps • Install roadway paving • Install bridge railing • Install OCS foundations • Install bridge girders

East of UPRR

• Finish columns and footings • Finish bent caps • Finish MSE embankment backfill • Start lime stabilization • Install MSE wall coping. • Install systems duct bank

Center Over UPRR

• Finish columns and footings • Install bent caps