80. Penalty and proof in relation to sections 77, 78 and 79

Any person who contravenes the provisions of any order made under section 77 or 78 or of any notice posted under the provisions of section 79, or who removes, injures or tampers with any order or notice made or posted under the provisions of section 78 or 79, is guilty of an offence and liable on conviction to a fine of $2,000 and imprisonment for one month.

For the purposes of sections 78 and 79, an order or notice posted in a conspicuous manner on or near any road or bridge and purporting to have been placed by or in pursuance of the competent or appropriate authority is deemed to have been lawfully posted, unless the contrary is proved.