Over the years, Ernst Hansch Construction Ltd. has completed a number of concrete box culvert projects.

As well as the concrete box culvert over the La Salle River in La Barriere Park, Ernst Hansch Construction Ltd. also built concrete box culverts over Omands Creek at Empress Street and Omands Creek at Dublin Avenue in Winnipeg.

Ernst Hansch Construction Ltd. also completed concrete box culverts at Bridge Sites No. 3147-02 and 3148-02 through Hwy 75 between Winnipeg and Morris, Manitoba.