nbis metrics introduction - university of … · 2015 nebraska bridge conference 1 nbis metrics...

2015 Nebraska Bridge Conference 1

NBIS Metrics

David Mraz FHWA – Nebraska Division

2015 NDOR Bridge Conference Kearney, NE

Introduction

n  Why do bridge inspections have to be done on time?

n  What makes a timely bridge inspection compliant with the NBIS?

n  What is David’s advice?

Why are inspections done on time?

n  To assure the public our bridges are safe to cross

Why are inspections done on time?

n  For timely bridge preservation and forecasting future funding needs

2015 Nebraska Bridge Conference 2

Why are inspections done on time?

n  It’s the law

What makes a timely bridge inspection compliant with the NBIS?

n  Item 90 – Inspection is completed within the same month as the previous inspection

Examples of timely inspection based on 24 month frequency

n  Bridges inspected on April 1, 2013 (Item 90) needs to be inspected between April 1, 2015 and April 30, 2015 – NBIS Compliant

Examples of timely inspection based on 24 month frequency

n  Bridges inspected on April 15, 2013 (Item 90) needs to be inspected between April 1, 2015 and April 30, 2015 – NBIS Compliant

2015 Nebraska Bridge Conference 3

Examples of timely inspection based on 24 month frequency

n  Bridges inspected on April 30, 2013 (Item 90) needs to be inspected between April 1, 2015 and April 30, 2015 – NBIS Compliant

Examples of timely inspection based on 24 month frequency

n  Bridges inspected on April 30, 2013 (Item 90) is then inspected next on May 1, 2015 – NBIS Non -Compliant

David’s Advice

n  Plan ahead n  Perform inspections early in the

month n  NDOR’s email notification

system can assist you

Can’t we factor in risk with inspection frequency?

n  Not yet but it’s coming n  48 month extended

2015 Nebraska Bridge Conference 4

Summary

n  Timely bridge inspections are extremely important

n  Plan ahead n  Use the email notification to your

advantage

Any Questions???