Check out these transportation updates impacting Central Austin. This list is not comprehensive. Closures are subject to change.

Ongoing projects

Airport Boulevard Corridor

Mobility and safety improvements are underway near Airport Boulevard from US 183 to North Lamar Boulevard, aimed to make the area more pedestrian friendly.

Update: Construction on Airport Boulevard “C1A,” between Hwy. 290 and 46th Street, is underway. Construction will progress from 51st Street southward to 45th Street along the western side of Airport Boulevard. Since July 10, westbound lanes on the north side of Bruning Avenue have been rerouted as crews install shared use paths and Americans with Disabilities Act ramps. Similar work and traffic changes will follow on the south side. Completion is expected by the end of summer.
  • Timeline: Construction began in 2024 and should be complete within three months.
  • Cost: $3.8 million
  • Funding: 2016 Mobility Bond
South Lamar Boulevard Corridor (SOLA C2)


 Mobility and safety improvements are coming to South Lamar Boulevard between Barton Springs Road and Hwy. 290.

Update: The construction, including bicycle and pedestrian facilities, intermittent medians, intersection improvements, new and upgraded traffic signals, bus stops, water, wastewater and storm drain improvements will begin in 2026.
  • Timeline: Construction will begin in 2026 and finish in phases.
  • Cost: estimated $50 million
  • Funding: 2016 Mobility Bond; investment from Austin Water and the Watershed Protection Department
South Lamar Boulevard Corridor: West Mary/Evergreen Roundabout

Mobility and safety improvements are coming to the intersection at West Mary Street and Evergreen Avenue.

Update: The construction of a new roundabout and upgraded bicycle and pedestrian facilities at the intersection of West Mary Street and Evergreen Avenue will begin this August.
  • Timeline: construction to begin in August; completion estimated November
  • Cost: estimated $600,000
  • Funding:  2016 Mobility Bond
South Lamar Boulevard Corridor: Bluebonnet/Del Curto Roundabout


Mobility and safety improvements are coming to the intersection at Bluebonnet Lane and Del Curto Road.

Update:  This project was bid in conjunction with a WPD Storm Drain project in the South Lamar neighborhood roughly between Bluebonnet Lane and Thornton Road that is anticipated to begin construction in December 2026. The construction of a new roundabout and upgraded bicycle and pedestrian facilities at the intersection of West Mary Street and Evergreen Avenue will begin in 2027.
  • Timeline: construction to begin 2027; completion fall 2027
  • Cost: estimated $600,000
  • Funding:  2016 Mobility Bond
183 North Mobility Project

The 183 North Mobility Project aims to improve mobility and reduce traffic congestion along the 9-mile stretch of US 183 between SH 45 North and MoPac.

Update: The exit to Far West Boulevard from southbound Loop 1 will close to facilitate construction of operational improvements to the US 183 and MoPac interchange. This work is part of the last phase of construction closures in this area as the 183 North Mobility Project nears completion.
  • Timeline: closing July 20; estimated to stay closed through the end of 2025
  • Cost: $612 million (total project)
  • Funding: Texas Department of Transportation, a federal loan and toll revenue bonds
Completed projects


Safe Routes to Schools Improvements

City of Austin's Safe Routes to School Program is identifying projects to increase mobility safety near schools.

Update: New curb extensions, sidewalks, bikeways, protected intersections and more are complete near Anderson Mill Elementary, Grisham Middle Schools and Purple Sage Elementary.
  • Timeline: audit completed in 2019; construction completed in early 2025
  • Cost: $929,000
  • Funding: 2016 Mobility Bond, 2020 Bond