1. Research and Issues in Maintenance and Preservation of Infrastructure Presented to Pooled Fund April 19, 2012 Lisa Loyo Manager, Information Services Transportation Research Board

2. What are we discussing? Infrastructure (pavement and bridges) preservation and maintenance How do we decide when to preserve or maintain a road or a bridge or build something new? o Not the same as historic preservation o Similar questions and decisions as for equipment management – when do you replace versus repair? Other definitions or comments ?

3. What questions on this topic have you received?

4. Perspective Consider the entire state – projects often are distributed by region rather than based on ROI Look at infrastructure as an entire network, and not individual projects Comments?

5. If you have received a reference question on this topic, how did you respond?

6. People and Organizations Colleagues at other DOTs Use RIP (rip.trb.org) to locate organizations and people doing similar workrip.trb.org Staff who maintain fleet equipment

7. Federal Government Information Federal Laws – Thomas – http://thomas.loc.gov http://thomas.loc.gov Federal Regulations and Codes – Government Federal Digital System http://www.gpo.gov/fdsys/ http://www.gpo.gov/fdsys/ USA.gov http://www.usa.gov/

8. Statistical Information CIA World Fact Book https://www.cia.gov/library/publications/the-world- factbook/index.html https://www.cia.gov/library/publications/the-world- factbook/index.html Statistical Abstracts of the US http://www.census.gov/ http://www.census.gov/ Bureau of Transportation Statistics http://www.bts.gov/ http://www.bts.gov/ Highway Statistics- FHWA http://www.fhwa.dot.gov/policy/ohpi/hss/index.htm http://www.fhwa.dot.gov/policy/ohpi/hss/index.htm

9. Standards AASHTO Standards http://www.transportation.org/ http://www.transportation.org/ ASTM Standards http://www.astm.org/ http://www.astm.org/ MCEER (earthquake engineering) http://mceer.buffalo.edu/ http://mceer.buffalo.edu/

10. Pavement Preservation Centers Texas Pavement Preservation Center http://www.utexas.edu/research/tppc/index.ht ml National Center for Pavement Preservation http://www.pavementpreservation.org/ UC Pavement Research Center http://www.ucprc.ucdavis.edu/

11. Bridge Preservation Federal Highways http://www.fhwa.dot.gov/bridge/preservat ion/guide/index.cfm

12. Research Turner Fairbank Highway Research Center http://www.tfhrc.gov/ http://www.tfhrc.gov/ National Transportation Library http://ntl.bts.gov http://ntl.bts.gov Transportation Research Board http://trb.orghttp://trb.org Research in Progress Database http:rip.trb.orghttp:rip.trb.org TRID http://trid.trb.orghttp://trid.trb.org

13. Searching TRID TRT Terms to use: Preservation (Fccs)PreservationFccs (Not historic preservation) Preventive maintenance (Fmmp)Preventive maintenanceFmmp Reconstruction (Fmbn)ReconstructionFmbn (Not accident reconstruction) Rehabilitation (Maintenance) (Fmbk)Rehabilitation (Maintenance)Fmbk