ART. 3. ] BALTIMORE COUNTY. 517

probable cost of said paving, repaving or repairing, includ-
ing all the expenses attending the said matter; and said costs
and expenses shall be collected in manner following, viz: the
whole amount estimated by the said examiner or examiners to be
necessary shall be assessed pro rata on all the ground bounding
and fronting on said footways or sidewalks, and except when
said footways or sidewalks cross open streets or thorough-
fares, which shall be paid by the Highways Commissioners of
Baltimore county, out of the general tax levy of said county;
the same shall be a lien thereon until paid, and shall be col-
lected as provided for the collections of other assessments
for the opening of streets, avenues or alleys in Baltimore,
county. After all the assessments shall have been collected
by said examiner or examiners, he or they shall advertise for
sealed proposals for the grading, paving or repaving of said
footways or sidewalks; and said advertisement shall be in
the same manner as provided for in this sub-title of this article
regulating the opening and condemning of streets and avenues;
and the awarding of the contract, and grading and construc-
tion of said footways or sidewalks shall be regulated as pro-
vided therein.

406. The Highways Commission shall cause a copy of the
notice or order aforesaid to be given or served on the owner
of the lot in front of which a footway or sidewalk is required to
be filled up, dug down, paved, repaved or repaired, in the follow
ing manner, viz: the said order or copy thereof, may be left
at any house on such lot, or may be served personally on the
owner thereof, his tenants, agents or guardians, or left at his
residence; or a copy of such order may be published once a
week for three successive weeks, in one or more newspapers
published in Baltimore county, and once a week for three suc-
cessive weeks in one or more newspapers published in Balti-
more city; and any notice served or published in any of the
modes as aforesaid, shall be deemed sufficient.

407. If the owner of any lot fronting on any open or traveled
street, avenue or alley shall neglect or refuse to fill up, dig
down, pave, repave or repair the footways or sidewalks in
front of such lot,, for the space of thirty days after service
of a printed order as aforesaid, to be reckoned in case of a
publication in a newspaper from the date of the first publica-
tion therein, then the said Highways Commission are hereby
authorized and directed to have the said footways or sidewalks
filled up, dug down, paved, repaved, or repaired in the manner
provided for in the previous sections of this sub-title of this
article.