Landlord and tenant should negotiate whether they will request waiver of subrogation clauses in their property insurance policies, liability insurance policies, or both (it is less common for the parties to request waiver of subrogation clauses in liability insurance policies, but possible).
Since Nick's answer covered average speed over the entire lifetime of the bike, I'll cover the average over time spent moving. Simply put, this depends almost entirely on the cyclist, rather than the bicycle itself, and there is a wide range. Casual recreational cyclists probably average around 10-15 km/hr (6-9mph). This is your weekend trail rider, out to enjoy the view in the local park.
Quick Answer. The average bicycle is around 68 inches long, including the wheels. A bike's length depends on the size of the wheels and the wheelbase of the bike. The wheelbase is around 39 to 42 inches on most bikes, and most wheels are 26 to 29 inches in diameter. Continue Reading.