by fourcegroup | Jun 3, 2026
Fort Street Bridge Client Toebe Construction Owner City of Detroit Location Detroit, MI about Demolition Sequencing for Removal of Bascule Spans Barge Stability Calculations for the Float-out of Existing Bascule Spans Design of all Cribbing and Falsework on Barges...
by fourcegroup | Jun 3, 2026
John Greenleaf Whittier Memorial Bridge Client Walsh Construction Owner Massachusetts Department of Transportation Location Amesbury, MA to Newburyport, MA about Demolition Launched Girder and Gantry Crane System Design Falsework Tower and Misc. Temporary Support...
by fourcegroup | Jun 3, 2026
Fore River Lift Bridge Client J.F. White Contracting Company Owner Massachusetts Department of Transportation Location Quincy, MA about Demolition Demolition Analysis of existing Acrow Bridge spans Stability checks and structure strengthening of barge for Manitowoc...
by fourcegroup | Jun 3, 2026
Memorial Bridge Client Archer Western Contractors Owner New Hampshire DOT & Maine DOT Location Portsmouth, New Hampshire & Kittery, Maine about Demolition Design of all Cribbing and Falsework on Barges Demolition Sequencing for Float-Out Removal of Lift Span...
by fourcegroup | Jun 3, 2026
Torrence Avenue Truss Client Walsh Construction Owner City of Chicago Location Chicago, IL about Erection Manual Preparation Temporary Structures Design Permanent Truss Evaluation for Temporary Conditions Review of SPMT Stability & Operations Services Provided...
