A.
No person, firm or corporation shall make any excavations or openings or dig any ditch, trench, tunnel or hole in, along, across or under any street, sidewalk or other public place for the purpose of laying or placing therein any pipe, wires, poles or for any other purposes, unless a written permit therefor has been issued by the Town Superintendent.
B.
A permit shall not be required where such work is performed under a contract with the town but in the event such work requires a sidewalk or street to be wholly or partially obstructed, the person shall notify the Town Superintendent and the Police Department at least two hours before obstructing the sidewalk or street, unless prevented by sudden emergency.