Persons authorized to construct and maintain a railroad as provided in RSA 245:2 may locate and lay out the road in its entire course at one time, or in parts at different and successive times, as they shall deem conducive to the interests of all concerned.
N.H. Rev. Stat. Ann. § 245:5
Times of Location
Source
Official source: New Hampshire General Court. Reproduced from public-domain New Hampshire statutes; confirm against the official source for the current text. Not legal advice.