(1) Where, as a result of the annual check of highway boundaries made under section 11 or otherwise, the highway authority is satisfied that an encroachment has taken place on the highway under its jurisdiction, it shall serve a notice on the person responsible for the encroachment to remove the encroachment within such time as may be specified in the notice and if the person fails to comply with the notice the highway authority or the officer authorized by it in this behalf shall cause the encroachment to be removed, with the assistance of police, if required.
(2) Whenever an encroachment is made for the purpose of exposing articles for sale or for opening temporary booth for vending or publicity or for other like purposes, the highway authority shall with the help of police, if necessary, have such encroachment summarily removed.