Properties:

A manual, towed, truck mounted or self-propelled machine consisting of a hopper with controlled discharge gate(s), a forced air or mechanical distributing device with or without adjustable spread width control wings or baffles. It is designed for uniform distribution of materials such as dry chemicals, cinders, sand and the like, used in pavement surface conditioning and deicing, top dressing, fertilizing and seeding. Excludes spreader, aggregate.