Partners in Bridge and Asset Management

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Partners in Bridge and Asset Management

Richard Lee Floyd, PE Bridge Inspection / BMS
Engineer
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Nationwide Bridge Construction Trend
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South Carolina Bridge Construction Trend
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Some Basic Bridge Statistics
As of August 1, 2002

• 9,106 Bridges (8,255 state owned)
• 1,259 Structurally Deficient Bridges (995 state
  owned)
• 840 Functionally Obsolete Bridges (794 state
  owned)
• 499 Load Restricted Bridges (209 state owned)
• 32 Closed Bridges (18 state owned)

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Bridge Life Cycle Before BMS
Maintenance/Operations
Programming Process Using Sufficiency Ratings
Pre-Construction
Construction
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The Bridge Programming Process Using BMS..
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Sufficiency Ratings
Sufficiency Ratings for Direct
Prioritization
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Bridge Management and Programming _at_ SCDOT

• SCDOT Bridge Management System
• NBI Data (Early 1970s)
• BMS Data (Fall 1993)
• SCDOT Strategic Plan
• Engineering Directive M-33 PC-30
• (4/1/1999 and revised 7/1/2000)

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Bridge Life Cycle After BMS
Maintenance/Operations
Programming Process Using BMS
Pre-Construction
Construction
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Bridge Data QA/QC Process
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Bridge and Programming Process
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Bridge Programming Process

• Step 1 Monetary Parameters and Special
  Considerations
• Step 2 Preliminary Bridge Projects Lists from
  BMS (Review of Input and
  Output)
  
  
  
• Step 3 Bridge Projects Lists from BMS
• Step 4 Bridge Projects Lists from Districts
• Step 5 Analysis of Lists from Steps 3 and 4
  
  
  (Bridge
  Projects Review Team)
• Step 6 Preliminary Bridge Projects Programming
  List
• Step 7 Final Bridge Projects Programming List
  
  (Approval from State Highway
  Engineer)

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Goals of Improved Project Prioritization

• Getting the most benefit for the

!
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Some Bridge Programming Statistics
As of December 31, 2001

• BMS Programming Rate 89 (Goal 75)
• Average BMS Ranking 187
• Average ADT 3,660
• Average Bypass Length 6 miles

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Results of 10 Year Needs Study(Grace and Pearman
not included)
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20 Year Needs Study and Analysis
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Results of 20 Year Needs Study and
Analysis(Grace and Pearman not included)
1,750,000,000
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Structurally Deficient Bridge Deck Area Trends
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Bridge Management
Asset Management
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Asset Management
More Critically Important Than
Ever!
GASB Statement 34
For More Information Director of
Maintenance Intranet Site and also in the
Bridge Maintenance Section
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Bridge Asset Security
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Purpose

• Basic bridge components
• Definitions and symbols
• Bridge behavior schematics and critical locations
• Additional bridge details and critical locations
• Locations of example bridges
• Provide explanations
• SCDOT contacts
• Answer questions

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Questions and Maybe Some Answers
???