Guidelines & Permit Applications

Bird specification when using a CDOT biologist

Bird specification when using the contractor's biologist

Bird specification to use when working on concrete box culverts (CBC), bridges, and other structures.

CDOT’s position on eradicating prairie dogs on CDOT right-of-way

Short Grass Prairie B.O.

Items needed to complete a Biological Assessment

Prairie Dog relocation guidelines

CDOT's black-tailed Prairie dog policy