System Operations Advisories

2018
SOA 2018-001 - Traffic Switch Guidance 

2017
SOA 2017-003 - 75 MPH Work Zone Speed Limits 
SOA 2017-002 Drum and 42" Channelizing Device QC Process - Payment 
SOA 2017-001 Temporary Traffic Control Certification and Acceptance Procedure Update 

2016
SOA 2016-004 Drum and Channelizing Device Quality Compliance Process ;
SOA 2016-003 WZD-100-A Ground Driven Sign Supports for Temp Signs Update 
SOA 2016-002 Fluorescent Sheeting Implementation 
SOA 2016-001 Temporary Pavement Marking Revisions 

2015
SOA 2015-001 Andy's Law Signing Policy Update 

2014
SOA 2014-001 Use of Lag Screws on Temporary Breakaway Wood Supports 

2013
SOA 2013-001 Work Zone Safety Tools for Narrow Shoulders

2012
SOA 2012-03 Temporary Supports 
SOA 2012-02 Leap Frog 
SOA 2012-01 NTCIP PCMS SP 

2011
SOA 2011-07 Elimination of Lights on Plastic Drums 
SOA 2011-06 Uniformed Law Enforcement in Work Zones 
SOA 2011-05 CO3 & Excel Macros 
SOA 2011-04 Channelizing Devices in Work Zones 
SOA 2011-03 Temporary Sign Supports Wood Posts 
SOA 2011-02 / 3M 780 Temporary Tape 
SOA 2011-01 Lights on Plastic Drums  

2010
SOA 2010-08 WZ Speed Limits 
SOA 2010-07 Temporary Concrete Barrier 
SOA 2010-06 Handhole Cover 
SOA 2010-05 Traffic Regulating Instruction Manual 
SOA 2010-04 CO3 Traffic Regulating Analysis 
SOA 2010-03 Temporary Sign Support Wood Posts 
SOA 2010-02 Construction Congestion Cost (CO3) Software 
SOA 2010-01 Channelizing Devices in Work Zones 

2009
SOA 2009-03 Work Zone Enforcement 
SOA 2009-02 Temporary Traffic Signals 
SOA 2009-01 Lights on Drums 

2008
SOA 2008-01 Work Zone Signing for Injure/Kill a Worker