(a) A vehicle or combination of vehicles may not carry a load that extends more than three feet beyond its front or, except as permitted by other law, more than four feet beyond its rear.
(b) Subsection (a) does not apply to vehicles collecting garbage, rubbish, refuse, or recyclable materials which are equipped with front-end loading attachments and containers provided that the vehicle is actively engaged in the collection of garbage, rubbish, refuse, or recyclable materials.