SH 99Grand Parkway Project - Texas Department of Transportation

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 (SH 99), also known as the Grand Parkway, is a beltway in the U.S. state of Texas. Its first section opened on August 31, 1994.