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San Luis Obispo County, California

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Public Works and Transportation




The County of San Luis Obispo Public Works Department Receives Prestigious APWA Accreditation

The County of San Luis Obispo Public Works and Transportation Department has received Accreditation from the American Public Works Association (APWA). 

It is only the 96th Agency nationwide and 4th California County to achieve this rare honor.  Click 
here to read the press release.

Provides public services related to the safe and efficient movement of traffic on the 1310 miles of County maintained roadways; engineering and surveying review of proposed land development; administration and operation of various water and waste water wholesale and retail facilities, including the Nacimiento Water Supply and Los Osos Waste Water projects; long term master water planning; and franchise administration for the unincorporated areas.


Director   Wade Horton

Deputy Director Dave Flynn
Deputy Director Mark Hutchinson

Utility Administration Dean Benedix
Environmental Programs Kate Ballantyne
County Surveyor Doug Rion
Administrative Services John Diodati
Finance Will Clemens
Construction Dave O'Halloran
Design Jeff Werst
Development Services Glenn Marshall         
Los Osos Waste Water Project John Waddell
Transportation Planning & Projects Frank Honeycutt
Right of Way Administration Phil Acosta 
Roads Division Manager Tim Cate
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