Grove and Dempster CTA Viaduct Replacement -- June 21 to 24, 2012

Dempster bridge almost in place

After the huge Goldhaaufer jacks have been removed, the Dempster bridge will rest on four precision jacks in each corner (red box between workers) for manipulating it into final position

Northeast corner of Dempster bridge showing wood block over steel shoe unytil precision jack is installed

 

South pre-cast abutment -- Grove street

North pre-cast abutment -- Grove street

Grove street bridge after two Goldhaufer jacks have been rolled into exact position in the center

Torch with sparks at corner -- Grove street

Grove street bridge after two Goldhaufer jacks have been raised to touch it

Grove street bridge with two Goldhaufer jacks with many chains hanging

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