The Michael and Quirsis Riney Primate Canopy Trails exhibit at the Saint Louis Zoo, which opened in July 2021, is the recipient of several construction industry awards. Waterhout installed the radius boardwalk decking and handrail, the Bodega timbers, FRP grating, and all doors, frames and hardware. The project won a Keystone Award from the Associated General Contractors of St. Louis, a Best Practices Award from the St. Louis Council of Construction Consumers, and a 2021 Top Projects Award from ENR Midwest.