SH 99Grand Parkway Project

texas 99State Hhway 99. FM 1093 to I -10: Main Lanes, Frontage Roads and Noise Barrier Update. PROJECTNEWS. May 2025. Quick Facts. Project Location. Harris and Fort Bend Counties.State Hhway 99 (the Grand Parkway) is a proposed 180-mile circumferential hhway traversing seven counties in the Greater Houston area. Conceptualized in the early 1960s, it is divided