Synthesis of Safety for Traffic Operations - Transports Canada

Synthesis of Safety for Traffic Operations March 2003
N = 0.00325 (AADT major + AADT minor ) 0.676 (AADT minor /(AADT minor + AADT major )) 0.450 Casualty crashes in Rural
N = 0.00516 (AADT major + AADT minor ) 0.676 (AADT minor /(AADT minor + AADT major )) 0.450 PDO crashes in Rural
N = 0.00293 (AADT major + AADT minor ) 0.676 (AADT minor /(AADT minor + AADT major )) 0.450 Casualty crashes in Semiurban
N = 0.00603 (AADT major + AADT minor ) 0.676 (AADT minor /(AADT minor + AADT major )) 0.450 PDO crashes in Semiurban
where:
AADT major = Total entering AADT on major road
AADT minor = Total entering AADT on minor road
Region of Halton (2001)
Signalized Intersections
Region of Halton, Ontario
Three Approaches:
N = 0.000070 TOTAL 0.934 RATIO 0.165
N = 0.000250 TOTAL 0.934 RATIO 0.165
Casualty crashes
PDO crashes
Four Approaches:
N = 0.00810 TOTAL 0.591 RATIO 0.688
N = 0.02320 TOTAL 0.591 RATIO 0.688
N = 0.00104 TOTAL 0.581 RATIO -0.940
N = 0.00316 TOTAL 0.581 RATIO -0.940
Casualty crashes in Urban/suburban
PDO crashes in Urban/suburban
Casualty crashes in Rural
PDO crashes in Rural
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