transportation needs studysr 141 and i-95 interchange study december 1, 2009 safety analysis...
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December 1, 2009SR 141 and I-95 Interchange Study
Safety Analysis
Reviewed 342 crashes along SR 141 within study limits over 5 year period.
For clusters, data was analyzed for:Surface conditionsLighting conditionsCollision typeContributing factor
December 1, 2009SR 141 and I-95 Interchange Study
Crash Analysis
Rear End 66
Total 85
Rear End 72
Total 97
Red LightRunning
10
Total 38
Fixed Object 7
Total 9
Fixed Object 9
Total 14Rear End 14
Total 18
December 1, 2009SR 141 and I-95 Interchange Study
Condition Assessment
Bridges originally constructed in 1963.Relocated a pier for all 4 bridges in 1982.Introduced pin and hinge detail to lengthen Bridge 1‐675 and 1‐678.Shoulder on Northbound I‐95 under SR 141 bridges was removed for widening.Recommendation:o All SR 141 bridges over I‐95 should be considered for major rehabilitation or replacement as part of improvement project.