Project Studies: San Antonio District

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Project Studies: San Antonio District

Before a project is built, a study must be done to determine if it will fill a transportation need, will not negatively impact the surrounding area and fits the department's overall plan. During the study phase, potential projects are analyzed to determine if they are cost-effective while also efficiently improving mobility. Some of these projects have moved beyond the study phase and are under construction.

Proposed Projects

Location	Project	Description
San Antonio	Loop 1604 Western Extension	Upgrade Loop 1604 in Northwest San Antonio from FM 471 (Culebra Road) to SH 16 (Bandera Road)
San Antonio	Loop 1604 from Culebra Road to Bandera Road	Expand to an expressway
San Antonio	I-35 from I-410 South to I-410 North	Expand I-35 from 6 to 8 lanes
Devine	I-35 - Devine Frontage Road	Construct connections from SH 173 south to IH 35 south and SH 173 to FM 3176
Frio County	I-35 from FM 140 to FM 1581	Reconstruct and reconfigure ramps and frontage roads
San Antonio	Loop 1604 from Lower Seguin Rd. to I-10	Mobility and safety improvements that include widening the roadway, replacing bridges and improving intersections
San Antonio	I-10 from Dominion Drive to Ralph Fair Road (FM 3351)	Construct grade separation, intersection operational improvements and ramp reconfigurations, widen and convert frontage roads to one-way
San Antonio	Austin-San Antonio Commuter Rail	A feasibility study of a passenger rail system between Austin and San Antonio
San Antonio	Loop 1604 at Marbach Road	Construct a grade separation on Loop 1604 at Marbach Road
San Antonio	Business 46	Expand Business 46 from Kerlick Lane to Landa St.
San Antonio	Spur 536 from Southcross Blvd. to Mission Road	Widen Spur 536 (Roosevelt Ave) to provide a continuous left turn lane, bike lanes and sidewalks

Active Projects

Location	Project	Description
Boerne	U.S. Highway 87	Widen the bridge over Cibolo Creek and upgrade various traffic signals on Main Street
Ingram	SH 39	Construct a center left-turn lane, bike lanes and sidewalks to SH 39 between SH 27 and Ingram Dam
New Braunfels	FM 306	Add turn lanes and passing lanes; build overpasses at railroad crossings
New Braunfels	Business 46	Widen the roadway at the Union Pacific Corp. railroad crossing
San Antonio	Wurzbach Parkway	Construct a third east-west corridor option in addition to Loop 410 and Loop 1604
San Antonio	US 281 and Loop 1604 Intersection	Construct four non-toll direct connectors that will link U.S. 281 on the south side of Loop 1604
San Antonio	Fredericksburg Road/Medical Center	Expands Medical Drive to four lanes at Fredericksburg Road
San Antonio	I-10 Huebner	Expand from a six-lane expressway to an eight-lane expressway
San Antonio	I-35 Selma	Reconstruct and reconfigure intersections, ramps, frontage roads and main lane operations
San Antonio	Vance Jackson Bridge	Construct a bridge over Loop 1604 in northwest San Antonio.
Spring Branch	U.S. Highway 281	Expand from two-lane highway to four-lane divided highway with intersection improvements