from ...utils.abbreviated_enum import AbbreviatedEnum


class VerticalReferencePoint(AbbreviatedEnum):
    invert_lowest_outgoing_pipe = ("Invert Lowest Outgoing Pipe in the Manhole/Inspection Chamber", "I")
    cover = ("Cover", "C")
    national_datum = ("National Datum", "OD")
    local_datum = ("Local Datum", "LD")
    other = ("Other", "Z")
