§ 73.01 – What expansion factor should I use for non-scheduled service?

(a)    You should use your 100% count of vehicle days as the expansion factor.

(b)   For estimating annual total PMT and UPT:

(1)   Use annual total count of vehicle days if your sampling plan is not based on grouping.

(2)   Use annual total count of vehicle days by group if your sampling plan is based on grouping.

(c)    For estimating average daily PMT and UPT by type of service days, use annual total count of vehicle days by type of service days.