Section 5-342. Construction

The  provisions  of  this subchapter shall be
  construed as supplementing and extending the effect of the provisions of
  subchapter one of this chapter so as to provide for the  acquisition  of
  title  to additional lands in connection with an improvement and nothing
  in this subchapter contained shall be construed as limiting  the  effect
  of  the  provisions  of  such subchapter one in their application to the
  acquisition of title to real property required for an  improvement  when
  acquired in a proceeding in which additional lands shall or shall not be
  acquired,  except  as  the provisions of such subchapter one are in this
  subchapter expressly so limited in their application.