- RISPNA BRIDGE

Bridge is in severe distress
SERVICE LIFE EVALUATED-PRE SHM
DESIGNED SERVICE LIFE BALANCE SERVICE LIFE ABSOLUTE BALANCE SERVICE LIFE MEDIAN SERVICE LIFE
50 Years 3.03 0.70 21.86
100 Years 5.28 1.58 36.65
SERVICE LIFE EVALUATED-POST SHM
DESIGNED SERVICE LIFE BALANCE SERVICE LIFE ABSOLUTE BALANCE SERVICE LIFE MEDIAN SERVICE LIFE
50 Years 1.35 0.14 21.86
100 Years 2.78 0.44 36.65
100 YEARS LIFE CYCLE COST ANALYSIS RESULTS
IRR(ONLY DIRECT IMPACT) IRR(INCLUSIVE OF INDIRECT)
8.07% 23.97%
Engineering Impact Financial Impact Index Sustainability Index Risk Index Final Cost
0.850% 2.6325% 2.2175% 0.1325% 5.8325%
MSL FOR MECHANICAL 50
MSL FOR MECHANICAL 100

BRIDGE VULNERABILITY - RISK INDEX

Vulnerability Index Risk Index
EARTHQUAKE 0.101 0.026
FLOODING 0.273 0.141
CYCLONE 0.089 0.032
LANDSLIDE 0.102 0.026
Bridge Failure Result(Based on Historical Data)
EARTHQUAKE FLOODING CYCLONE LANDSLIDE
SHEAR FAILURE OF PIER PROBABILITY OF BRIDGE COLLAPSE PROBABLE BRIDGE COLLAPSE PROBABILITY OF BRIDGE COLLAPSE PROBABILITY OF BRIDGE SURVIVAL
SUPER STRUCTURE UNSEATING PROBABILITY OF BRIDGE SURVIVAL PROBABILITY OF BRIDGE SURVIVAL PROBABILITY OF BRIDGE SURVIVAL
SUPER STRUCTURE SHEAR FAILURE PROBABILITY OF BRIDGE COLLAPSE PROBABILITY OF BRIDGE COLLAPSE PROBABILITY OF BRIDGE COLLAPSE