(May 6, 2011) The northbound Dallas Parkway frontage road will be closed nightly between Headquarters Drive in Plano and SH 121 starting Monday night, May 9, and continuing through Thursday, May 19. The frontage road will close each night at 9:00 p.m. and then reopen the following morning at 5:00 a.m. Motorists on northbound Dallas Parkway will be diverted east onto Headquarters Drive and then north on Parkwood Boulevard to reach the SH 121 frontage roads. Detour signs will be posted.
This road closure is part of NTTA’s interchange construction project. Motorists are urged to use caution in the construction zone and to choose an alternate route in advance.