Hydrants, Holland, MI

In communities where they get deep snow, fire hydrants are tagged with these red alerting devices so that snowplows don’t hit ’em and fire trucks can find ’em.

Snowstick, Holland, MI

These sticks are used to delineate paved areas (plowable) from non-paved (non-plowable).

Interesting examples of follow-on design, where there’s a deficiency in the original design, or at least a failure to accomodate local conditions.