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Structure Design

The Blue Water Bridge with the sun rising.
Department of Transportation

Structure Design

Structure Design provides statewide design support for MDOT trunkline structure projects. Structure Design delivers plans, specifications, and estimates for structures including bridges, culverts, and other ancillary structures.

Questions? Contact Kyle Kopper, Chief Design engineer, at 517-749-6744, or Melissa Kitchin-Banghart at 517-335-2993.

Design examples

The designs illustrated in the examples are implemented in accordance with policies documented in the AASHTO LRFD Bridge Design Specifications, MDOT Bridge Design Manual and MDOT Bridge Design Guides that were current at the time of their development. Certain material and design parameters are selected in the design examples to be in compliance with MDOT practice reflected in the Bridge Design System (BDS), the MDOT legacy software.

Contact us

Area Name Title Email Phone number
Bridge Design Unit #1 Melissa Donoso Design engineer DonosoM@Michigan.gov 517-335-4562
Bridge Design Unit #2 John Nadjarian Design engineer NadjarianJ@Michigan.gov 517-243-4902
Bridge Design Unit #3 Charles Occhiuto Design engineer OcchiutoC@Michigan.gov 517-335-4554
Bridge Design Unit #4 Katherine Hoensheid Design engineer HoensheidK@Michigan.gov 517-242-9076
Bridge Design Unit #5 Jeff Triezenberg Design engineer TriezenbergJ@Michigan.gov 517-242-5074
Bridge Design Unit #6 Doug Nelson Design engineer NelsonD31@Michigan.gov 517-242-4037
Bridge Technology Sam Guerrazzi Design engineer GuerrazziS@Michigan.gov 517-335-3381