Tunnel RunnerAll checklists

Car wash preventive maintenance checklist

Weekly, with a longer monthly pass16 items45–90 minutes

Preventive maintenance is the work that has no deadline, which is exactly why it gets skipped until something fails on a Saturday. The point of writing it down is that the week decides, not the mood.

Intervals below are a common starting point for an express tunnel. Your manufacturer's schedule wins over anything here — treat this as a structure to hang your own intervals on, not as safety or compliance advice.

Weekly — moving parts

Weekly — water and chemistry

Monthly

Records worth keeping

Or stop printing it.

Tunnel Runner runs this list on the attendant's phone, one item at a time. Readings that fall outside the range will not close, photos carry a timestamp, and anything flagged opens a work order on your dashboard before you have driven in.

Coming soon