Definition of "pavior"

[T]he Contract with the Pipe-water Pavior was, as he recollects, to keep the Pavement in Repair for ſix Weeks; […]

1778 April 3, “Appendix. Report from the Committee on the State of the Pavements, &c. in the Streets of Dublin”, in The Journals of the House of Commons, of the Kingdom of Ireland, […], volume XX, Dublin: Printed by Abraham Bradley and Abraham Bradley King, […], published 1782, page 539

A "mooner," fond of staring into shop windows, or watching the labourers pulling up the pavement to inspect the gas-pipes, or listening stolidly to the dull "pech" of the paviour's rammer on the flags.

1853, Charles Dickens, Household Words, volume 6, page 387