Pattern continues: each additional 5-mile zone adds $15 to the trailer fee.
Tandem fees are ((round-trip drive time + 0.5 hr) × $95/hr) + $35, rounded up to the nearest $5, with a minimum fee of $125. The half hour is load/unload time and is added to the drive time before the hourly rate is applied.
Drive time uses distance-tiered average speeds — slower for close-in town driving, faster on longer highway runs. Each band applies only to the miles within it (one-way):