Wisconsin DOT Wisconsin DOT Maintenance Best Practice Maintenance Best Practice • 31,000 lane miles of state highway • 31,000 lane miles of state highway • Counties perform ALL maintenance • Counties perform ALL maintenance on state highways on state highways • Segregated maintenance/traffic • Segregated maintenance/traffic budget appropriation $20M/Yr. budget appropriation $20M/Yr. for pavement maintenance for pavement maintenance
Wisconsin DOT Wisconsin DOT Pavement Maintenance Manual Pavement Maintenance Manual • Developed in 2000 with county input • Developed in 2000 with county input • Practical “How To” Manual • Practical “How To” Manual
Wisconsin DOT Wisconsin DOT Pavement Maintenance Pavement Maintenance Advisory Committee Advisory Committee • Established in 1997 • Established in 1997 • WisDOT & County Members • WisDOT & County Members • Semi-annual, informal discussion • Semi-annual, informal discussion meetings meetings
Wisconsin DOT Wisconsin DOT Pavement Maintenance Pavement Maintenance Practices - HMA Practices - HMA • Diligent crack sealing program at • Diligent crack sealing program at 3 years 3 years • Sealcoating 100-200 Miles/Year • Sealcoating 100-200 Miles/Year (centerline) (centerline)
Wisconsin DOT Wisconsin DOT Pavement Maintenance Pavement Maintenance Practices - PCC Practices - PCC • Full depth joint repair $500k/yr • Full depth joint repair $500k/yr • Partial depth joint repair – minimal • Partial depth joint repair – minimal experience experience • Dowel bar retrofit repair • Dowel bar retrofit repair - Let contracts (not county) - Let contracts (not county) - Mixed results - Mixed results
Wisconsin DOT Wisconsin DOT Pavement Maintenance Pavement Maintenance Thank You Thank You Tom Lorfeld, P.E. Tom Lorfeld, P.E. State Pavement Engineer, WisDOT State Pavement Engineer, WisDOT
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