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Construction Alerts


  • Crews will be boring underneath MoPac just south of 45th Street as they reroute an existing water line. Most of the work will take place on Camp Mabry property and at Westminster Towers.


  • Work has begun to remove the old Cesar Chavex southbound exit ramp and begin excavating for the new Express Lane southbound underpass exit to downtown Austin. Crews will be working 24 hours a day to install steel piling and to excavate rock between the southbound mainlines and the temporary Cesar Chavez/5th Street southbound exit ramp. This work is expected to last for at least 4 months. Nighty left hand lane closures on the Cesar Chavez/5th Street exit ramp will be necessary to allow trucks hauling excavated material to safely leave the work site.
  • On Tuesday evening July 28th a complete closure of the northbound on ramp will occur after 9pm so asphalt paving can be completed. Once the paving is done crews will be able to bring in additional fill material and can start to drill foundation shafts for sound wall 17N on the north side of the northbound Enfield overpass. Once paving is completed crews are also expected to begin installing sound walls panels for sound wall 16 along the northbound onramp from Enfield Road.
  • Workers are working on foundation caps for the sound walls and expect to being installing the posts and panels for portions of this wall in early August.
  • Crews are installing deck panels on the northbound and southbound sides on the bridges over Waters Park Road/Park Bend Drive Drive/Capital Metro Red Line.

  • Crews are removing the bridge rail from the existing bridges and starting to form up the decks.

  • Crews are finalizing repaving a short stretch of existing MoPac in both directions around Parmer Lane and are preparing to install the final striping.
  • Crews are placing concrete forms and pouring concrete for a retaining wall adjacent to the future Cesar Chavez/6th Street on ramp to northbound MoPac.
  • Crews have begun installing the first lift of asphalt pavement for the new express lanes in the median along southbound MoPac between Far West and RM 2222. They will be continuing to prime and pave areas of the median north of RM 2222 over the next several weeks.
  • Crews are drilling foundation shafts for sound wall #5. They are currently working their way south toward 45th Street

  • Crews are finishing the sound wall on the rail of the northbound bridge.  They are also working on the roadway approaches to the bridges.

  • Crews will be forming up a cast in place wall under Steck as part of the collector distributor road that is being built there.

  • Crews are continuing to construct concrete retaining walls in the median of MoPac to deal with the elevation differences between the northbound and southbound lanes.  Crews are also removing soil and hauling in roadway base material in preparation for paving some of these areas.
  • Crews may close lanes on Westover each night after 9pm so they can work to construct the caps for the columns that will support the expanded bridges. They currently plan to set the beams for the bridges in August.
  • Crews may close lanes on Windsor each night after 9pm so they can work to construct the caps for the columns that will support the expanded bridges. They currently plan to set the beams for the bridges in late July.
  • Crews are finalizing the roadway base along the shoulder of MoPac between 45th Street and RM 2222. They are working on sound wall caps in the area and are expected to begin paving the area in August.
  • Crews are constructing retaining walls and a piece of sound wall 15 along the shoulder of northbound MoPac between Windsor and Westover. They are also installing roadway base material in preparation for asphalt paving in the area.
  • After 8pm each night crews are closing westbound Cesar Chavez Street where it connects to Lake Austin Boulevard under MoPac so they can remove a concrete coating from the bridges above the road. This work is expected to take place on Tuesday evening July 28, Wednesday evening July 29, and Thursday night July 30th. It is expected to continue the week of Sunday August 2nd. 
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