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Drainage and Erosion Control

Douglas County has completed revisions to the Grading Erosion and Sediment Control Manual (GESC), Section 7 Low Impact GESC Permit. The Referral Period is from May 29, 2018 to June 26, 2018.  Referral Notices should be sent to An Open House for the Grading Erosion Sediment Control Manual (GESC) Section 7 Low Impact GESC Revisions will be held on June 5 from 5-7 p.m. at 100 Third Street, Conference Rooms A & B in Castle Rock.  No formal presentation will be made.

The GESC and DESC programs are provided for a streamlined permitting and inspection process geared towards ensuring compliance with the pertinent environmental regulations for construction activities in unincorporated Douglas County.   DESC Permit submittal occur during your building permit application.  

The Douglas County Drainage, Erosion, and Sediment Control (DESC) criteria are contained within Section 8 of the Douglas County Grading, Erosion, and Sediment Control (GESC) Manual, as amended.

Other DESC resources such as the DESC Permit application, example DESC plans, Responsible Party Designation form, and the DESC Plan Standard Notes and Details are all available by visiting the Grading, Erosion and Sediment Control Manual.

Any questions related to the DESC plan design requirements, DESC plan submittal and permitting process, and DESC inspection requirements should be directed to the Douglas County Engineering Services Division 303.660.7490.

GESC Plan Standard Notes and Details – see Appendix B of the GESC Manual

*Note – The Douglas County GESC Plan Standard Notes and Details are provided in Adobe Acrobat format only. This ensures consistent notes and details for every project. Please ensure that all three sheets are attached to the GESC Plan sets.