Sign Inventory how important is it? A sign inventory is an important element of your sign inspection program. A sign inventory can be anything from a card file to an inventory software program.
Pierce County Sign Inventory Home Grown Software Program – “Rubble” System Divided into Area’s and Sub Areas Sign Work is Documented by Function Code Ability To Track Work and Signs Track work completed by function Track signs by age and location Document time for reports
Sign Retroreflectivity MUTCD requirements Final Rule – published Dec 21, 2007 Effective January 22, 2008 4 years to establish/implement assessment management method 7 years to replace ground-mount signs 10 years to replace overhead signs
Sign Retroreflectivity – MUTCD “shall” statement (standard): “Public agencies or officials having jurisdiction shall use an assessment or management method that is designed to maintain traffic sign retroreflectivity at or above the minimum levels in Table 2A-3.”
Sign Retroreflectivity – MUTCD guidance: “One or more of the following assessment or management methods should be used to maintain traffic sign retroreflectivity.”
Assessment/Management Methods a required element A. Visual Nighttime Inspection B. Measured Retroreflectivity C. Expected Life D. Blanket Replacement E. Control Signs F. Other Supported Methods
Which Method to Use? Control signs /Measured retroreflectivity, Works for Us
Retroreflectivity data and calculations Serial # # Sequenc e Result / Date 950205571 March 6, 2007 W000001/1316 W000001/2300 W000001/3313 R000001/441 R000001/541 R000001/640 RATIO7.6 White Average 310 Red Average 41 Serial # #Sequence Result / Date 950205571 March 6, 2007 White Average 310 Red Average 41
Retroreflectivity Program tracking the results Type III Stop Sign – installed 1995
Asset Management getting the most of your dollars Cost to Replace = $ 165,000.