Green-gray

adjectiveStandard termBuilding

A hybrid approach to infrastructure that combines natural elements with traditional engineering.

An infrastructure design strategy that integrates natural, plant-based systems with conventional concrete or steel structures. This approach uses vegetation, soil, and wetlands alongside pipes and retaining walls to manage stormwater, control erosion, and improve water quality. It offers the resilience of traditional building methods while reducing environmental impact.

Heard on the job

The new drainage plan uses a green-gray system, combining concrete culverts with vegetated swales.