1997 PEAK MONTH ADJUSTMENT FACTORS
IDLLSBOROUGH STATE AND COUNTY ROADWAYS
MONTH
RAWCT TOADT
RAW CT TO PEAK MONTH ADJFACTOR
ADTTO
OF
PEAK MONTH ADJFACTOR
ADJFACTOR
YEAR
0.997
JAN FEB
1.064
1.067
0.951
1.015
1.067
0.937
MAR APR MAY
1.067
1.000 1.058
0.992
1.067
1.080
1.152
1.067
1.026
1.095
1.067
JUN
1.051
1.121
1.067
JUL
1.034
AUG
1.103
1.067
1.037
SEP
1.067
1.106
1.017
OCT NOV DEC
1.067
1.085
1.003
1.070
1.067
0.997
1.064
1.067
EXAMPLE:
PEAK MONTH
MONTH
ACTUAL COUNT
ADT ADJUST FACTOR
ESTIMATE
ESTIMATE
I I
12,171 12,860
11,404 11,922
11,500 11,500
APR SEP
I
ESITMATED AADT -TRAFFIC COUNT x SEASONAL FACTOR AXLE CORRECTION FACTOR x AXLE CORRECTION FACTOR, EITHER .92 FOR URBAN AND .S6 FOR RURAL ROADWAY SEGMENTS.
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