Harrisburg Overpass Construction UpdateJuly 5, 2016

Activity Progress Since June Meeting• Achieved At-grade roadway completion milestone on June 11• Bridge deck concrete placement completed June 30• East – MSE walls are complete• East –MSE wall cement stabilized sand and embankment material backfill is complete• East – Communications ductbank and systems conduits are complete• East – Bridge approach slabs have been placed• East – Roadway pavement is in progress• East – Installation of rail is in progress and embedded guideway is being placed• West – OCS foundations are complete• West - All embedded guideway is complete and ballasted track area has been prepped for

rail installation• West - Roadway on embankment is complete• West – Installation of C221 concrete barrier rail is in progress

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Activity Progress Since June Meeting• Permanent sidewalks are being completed• At-grade back fill• De-mobilizing Bidwell bridge screed removing edge forms and general housekeeping

in preparation for next steps• Forming and pouring street light foundations on bridge continues• Systems OCS foundations have been completed• UPRR at grade crossing track and panels are complete• Systems contractor (Mass Electric Company) has mobilized and work east of the

UPRR is ongoing

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West of Union Pacific Railroad (Progress Photos)

June 6, 2016

July 5, 2016

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West of Union Pacific Railroad (Progress Photos)

June 6, 2016

July 5, 2016

West of Union Pacific Railroad

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West of Union Pacific Railroad

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West of Union Pacific Railroad

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Work at Union Pacific Railroad

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East of Union Pacific Railroad(Progress Photos)

June 6, 2016

July 5, 2016

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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 • Continue direct fixation Trackwork• Continue concrete bridge railing• Install bridge lighting

East of UPRR• Continue embedded track work• Finish elevate roadway pavement• Continue concrete bridge railing• Install bridge lighting• Continue Systems installations

Center Over UPRR• Continue Trackwork• Continue concrete bridge railing• Install bridge lighting• Continue Systems installations• Continue DF track installation