Sec[Section] 1 Be it enacted by the People of the state of Illinois Represented in the General Assembly That the Charter of the Springfield and Alton Turnpike Road Company, be and the same is hereby extended, so as to allow said Company five years in addition to the time now provided in said Charter to complete said Road, and any number of Miles of said road which may be completed within the time aforesaid. the charter shall not be forfeited, as to that part of said Road so completed; although the whole of said Road may not be finished; Provided that the said company shall extend the said road from Springfield to Carlinville in Macoupin County and shall not be permitted under this act to extend the Road so as to come in competition with the state work from Carlinville to Alton