Section 263. Subject to the provisions of section 10, the Municipality or any other

agency, as the case may be, may, at any,-
a) lay out and make new public streets, or
b) construct bridges or sub-ways, or
c) turn or divert any existing public street, or
d) lay down and determine the position and direction of a street or streets in
any part of the municipal area notwithstanding that no proposal for the
erection of any building in its vicinity has been received, or
e) declare any street, made and duly constructed under any scheme or any
development or improvement scheme in pursuance of the provisions of
any law for the time being in force, to be a public street, or
f) declare any private street to be a public street.