Bridges

Pillar Design Group Inc.  provides bridge engineering services as part of our transportation infrastructure practice. Our staff experience encompasses complex multi-span steel and concrete structures, culverts, and retaining walls for roads, rapid transit, and heavy rail.

Related Projects:

Metro Structural Inspections
Multi-year contract for inspection of all structures (i.e. bridges and retaining walls) along the entire MetroLink alignment from St. Louis Lambert Airport to Downtown of St. Louis.The project scope included the following tasks:

  •  Review drawings and past inspection reports for all structures scheduled to be inspected. Identify any fracture prone details and fracture critical members.
  •  Assisting Metro in linking all of the listed structure records with Metro’s electronic database system.
  • Performing inspections of scheduled structures according to the Metrolink Standard for Structures Inspection and Maintenance.
  • Perform seismic risk assessments and general recommendations for protecting against those risks.

Eads Bridge Rehabilitation – Construction Inspections
The project involved complete rehabilitation of this important historic icon. Support steel that dated to the 1920s had to be replaced, the entire superstructure was blasted and painted, and the MetroLink track system was  upgraded, including rail, ties, and wire connections. Pillar Design Group, Inc. provided construction inspection services on behalf of Metro.