Maintenance Reserve per Mile

The cents per mile to set aside for tires, routine PM, and a major-component reserve so the bills are funded when they land, with the monthly set-aside. Feeds the variable cost in cost per mile.

Total reserve cpm = tire set / tire life + PM cost / PM interval + major-component reserve; monthly = total cpm x monthly miles.

First-principles owner-operator reserve discipline.

First-principles; no proprietary source reproduced.

Math aid for personal verification. The ELD on the truck and the carrier tariff are the legal record. State limits may be lower than federal.

Field names used by the API: tire_set_cost, tire_life_mi, pm_cost, pm_interval_mi, major_reserve_cpm, monthly_miles, total_cpm, monthly_reserve

• Major-component reserve a few cents per mile over the truck's life (editable)owner-operator practice