Where an excavation is made by a highway authority in the exercise of powers conferred by section 45 above, the authority shall—
An authority who fail to comply with any of the provisions of subsection (1) above are guilty of an offence and liable to a fine not exceeding level 1 on the standard scale.
If in the exercise of powers conferred by section 45 above materials are dug so as to damage or endanger a highway, occupation road, ford, dam, mine, building, works or apparatus, the authority are guilty of an offence and, without prejudice to any civil proceedings which may be available against them, liable to a fine not exceeding level 1 on the standard scale.
A person who, without the consent of the highway authority,—
is guilty of an offence and liable to a fine not exceeding level 1 on the standard scale; but in the case of a quarry or excavation in private grounds, nothing in this subsection prevents the owner or occupier from getting materials therefrom for his own private use and not for sale.