A GIS-Based Index for Estimating Road Vulnerability

A GIS-Based Index for Estimating Road Vulnerability to Damage from Overweight Vehicles Jeremy Scott Research Associate Institute for Transportation Research and Education Greg Ferrara Program Manager Institute for Transportation Research and Education

Introduction ,[object Object],[object Object],[object Object],[object Object]

Why Develop a Road Vulnerability Index (RVI)? ,[object Object],[object Object],[object Object]

RVI Model Development ,[object Object],[object Object],[object Object],[object Object]

Road Vulnerability Index RVI RTEI PCRI BSI Truck Count Truck Capacity Alligator Cracking Rutting Bridge Rating Bridge Distress Posted Weight GIS

Relative Truck Exposure Index (RTEI) ,[object Object]

Truck Count ,[object Object],[object Object],[object Object],[object Object]

Truck Count ,[object Object],[object Object],[object Object],[object Object],[object Object]

Truck Capacity ,[object Object],[object Object],[object Object]

Relative Truck Exposure Index (RTEI) ,[object Object],[object Object]

Relative Truck Exposure Index (RTEI)

Pavement Condition Rating Index (PCRI) ,[object Object],[object Object],[object Object]

Alligator Cracking ,[object Object],Source: NCDOT

Alligator Cracking ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Rutting ,[object Object],Source: NCDOT

Rutting ,[object Object],[object Object],Rutting Code Score None (N) 100 Low (L) 90 Moderate (M) 40 Severe (S) 0

Pavement Condition Rating Index (PCRI)

Bridge Severity Index (BSI) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Bridge Distress ( D j ) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Posted Weight ( W j ) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Bridge Severity Index (BSI) ,[object Object],[object Object],[object Object]

Bridge Severity Index (BSI) ,[object Object],[object Object]

RVI Integration ,[object Object],[object Object],[object Object]

Baseline RVI ,[object Object],[object Object]

Baseline RVI ,[object Object],[object Object],[object Object],[object Object]

Sensitivity Analysis ,[object Object],[object Object],RTEI PCRI BSI RVI Percent Difference μ 91.52 89.92 89.06 90.22 μ [RTEI] + 5% 96.10 89.92 89.06 91.95 1.93% μ [PRCI] + 5% 91.52 94.42 89.06 91.37 1.28% μ [BSI] + 5% 91.52 89.92 93.51 91.83 1.79%

Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Questions? ,[object Object],[object Object]

A GIS-Based Index for Estimating Road Vulnerability

Recomendados

Recomendados

Más contenido relacionado

La actualidad más candente

La actualidad más candente (20)

Destacado

Destacado (20)

Similar a A GIS-Based Index for Estimating Road Vulnerability

Similar a A GIS-Based Index for Estimating Road Vulnerability (20)

Último

Último (20)

A GIS-Based Index for Estimating Road Vulnerability

Notas del editor