Engineering Documents

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Stormwater Management Design Manual

On August 5, 2014 the Board of Commissioners adopted the Georgia Stormwater Management Manual (latest edition) as the County's stormwater design manual.  To view the latest GSMM click here.

Effective July 19, 2016 the Board of Commissioners adopted the 2016 Columbia County Supplement to the Georgia Stormwater Management Manual.  Click to view the 2016 Supplement.

 

Proposed Revisions to Drainage Supplement and Specifications

Effective July 19, 2016 the Board of Commissioners approved the revisions to the construction specifications.  To view Specification Sections, click below

16.0 Construction of Storm Drain Pipe System
17.0 Construction of Open Drainage Systems
18.0 Construction of Storm Drainage Structures and Facilities
Bulleted List of Proposed Changes 2016

 

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