Engineering, 03.02.2021 16:00 golderhadashaowtatz
a accident investigor estimates that a vehicle hit a bridge abutment at a speed of 20miles/hour based on his assessment of the damage. leading to the accident location he observed skid marks of 100 feet on the pavement (F=0.35)and 75feet on the grass shoulder (F=0.25)there is no grade. estimate the speed of the vehicle at the beginning of the sikd marks?
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a accident investigor estimates that a vehicle hit a bridge abutment at a speed of 20miles/hour base...
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