Concrete channel restoration study, Grayson Creek

Environmental Planning Studio Spring 2022

In this environmental planning studio project, we worked with the Walnut Creek Watershed Council to explore concrete channel conversion in the high urbanized watershed in the city of Walnut Creek, California. Find out more about this project on Matt Kondolf's River Lab website.

These visualizations below approach possible strategies for converting section of Grayson Creek in a demonstration project.

one-sided, semi-confined earthen

One-sided, simple compound channel

Two-sided, simple compound channel

An analysis the public and private entities involved, as well as a cost estimate to a buy-out strategy on one bank of the channel.