
I-35 Weekly Planned Closures, Detours And Road Construction
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TxDOT knows you’ve got to get where you need to go.
While construction is tough on everyone, TxDOT is trying to do
everything they can to minimize disruptions.
Remember to support your local businesses as they are still open during construction…
I-35 CAPITAL AREA CORRIDOR MOBILITY
…..Closures, Detours, Traffic Alerts for August 29 – September 4, 2020


I-35 AT POSEY ROAD
PROJECT OVERVIEW | This project will construct a new overpass on I-35 over Posey Road, add two new U-turns in each direction at Posey Road, perform ramp reversals and convert two-way frontage roads to one-way.
Currently, the I-35 main lanes go under Posey Road with the new configuration, I-35 main lanes will going over Posey Road.
This project is made possible by a partnership between Hays County/TxDOT and is expected to cost $31.7 million funded by TxDOT.
The I-35 and Posey Road construction started in February 2019 and anticipated construction completion is planned for mid-2021. The project contractor is Webber, LLC.
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• THIS WEEK’S PROJECT TRAFFIC ADVISORY •
Closures are weather permitting
LANE CLOSURE
Posey Road bridge closed at I-35.
• Until further notice
LANE CLOSURE
Northbound I-35 Posey Road exit (#199) is closed.
• Until further notice
LANE CLOSURE
Southbound I-35 reduced to one lane nightly from Centerpoint Road
to York Creek Road.
• Friday, Aug. 28 through Sunday, Aug. 30 from 9 p.m. until 5 a.m.
LANE CLOSURE
Southbound I-35 Posey Road exit (#199) and York Creek Road
exit (#196) is closed.
• Until further notice
LANE CLOSURE
Northbound and southbound I-35 right lane closed nightly from
York Creek Road to Centerpoint Road. Multiple ramps will also be
closed.
• Saturday, Aug. 29 through Sunday, Aug. 30 from 9 p.m. until 5 a.m.
Read more on construction phasing and additional project details HERE.
I-35 FROM STASSNEY LANE TO WILLIAM CANNON DRIVE
PROJECT OVERVIEW | The project will reconstruct the bridge structures at Stassney Lane and William Cannon Drive, as well as the frontage road bridge over Williamson Creek. Bicycle and pedestrian enhancements are also being made, and new safety lighting is being installed.
New U-turn bridges will be added in both directions at Stassney Lane and William Cannon Drive, and the I-35 main lanes will be widened to incorporate shoulders and extended entrance/exit lanes to allow for better merging.
This major project is estimated to cost $78.8 million. Construction started in July 2016 with the anticipated completion in late 2020. The contractor for this project is OHL, USA, Inc.
• THIS WEEK’S PROJECT TRAFFIC ADVISORY •
Closures are weather permitting
LANE CLOSURE
Westbound William Cannon Drive right turn lane closed daily at the
northbound I-35 frontage road.
• Saturday, Aug. 29 from 9 a.m. until 3 p.m
• Monday, Aug. 31 through Friday, Sept. 4 from 9 a.m. until 3 p.m.
LANE CLOSURE
Northbound I-35 left lane closed from Slaughter Lane to the
Woodward Street exit (#230). The William Cannon Drive entrance
ramp will also be closed.
• Monday, Aug. 31 from 10 p.m. until 5 a.m
LANE CLOSURE
Northbound I-35 frontage road right lane closed from Slaughter
Lane to Stassney Lane.
• Monday, Aug. 31 through Friday, Sept. 4 from 9 a.m. until 3 p.m
LANE CLOSURE
Northbound I-35 frontage road reduced to one lane daily from
Stassney Lane to Teri Road.
• Monday, Aug. 31 through Friday, Sept. 4 from 9 a.m. until 3 p.m
LANE CLOSURE
Southbound I-35 left lane closed from William Cannon Drive to
Foremost Drive.
• Monday, Aug. 31 from 9 p.m. until 5 a.m
LANE CLOSURE
Southbound I-35 frontage road right lane closed daily from Battle
Bend Boulevard to Stassney Lane.
• Monday, Aug. 31 through Friday, Sept. 4 from 9 a.m. until 3 p.m
LANE CLOSURE
Southbound I-35 frontage road right lane closed daily from Stassney
Lane to William Cannon Drive.
• Monday, Aug. 31 through Friday, Sept. 4 from 9 a.m. until 3 p.m
LANE CLOSURE
Southbound I-35 left lane closed nightly from the William Cannon
Drive to the Slaughter Lane entrance ramp.
• Monday, Aug. 31 through Tuesday, Sept. 1 from 9 p.m. until 5 a.m
LANE CLOSURE
Northbound I-35 right lane closed from Slaughter Lane to the
Woodward Street exit (#230). The Slaughter Lane entrance ramp
will also be closed.
• Tuesday, Sept. 1 from 10 p.m. until 5 a.m
LANE CLOSURE
Southbound I-35 left lane closed from William Cannon Drive to the
William Cannon Drive entrance ramp.
• Wednesday, Sept. 2 from 9 p.m. until 5 a.m
LANE CLOSURE
Southbound I-35 right lane closed from William Cannon Drive to
William Cannon Drive entrance ramp.
• Thursday, Sept. 3 from 9 p.m. until 5 a.m
Read more on construction phasing and additional project details HERE.
I-35 AT NORTHWEST BOULEVARD
PROJECT OVERVIEW | This project will reconstruct the Northwest Boulevard bridge over I-35. The project will also construct a four-lane roadway with a roundabout and intersection improvements that connect to the new bridge.
The construction started in September 2019 and is anticipated to conclude in Fall 2020, weather permitting. The projected project cost is estimated at $8.15 million and the contractor is Chasco Constructors.
• THIS WEEK’S PROJECT TRAFFIC ADVISORY •
…………Closures are weather permitting
• NONE AT THIS TIME •
Read more on construction phasing and additional project details HERE.
I-35 FROM RUNDBERG LN. TO US 290 EAST
PROJECT OVERVIEW | This project includes main lanes and frontage road reconstruction and the addition of three new flyovers at US 183.
I-35 from Rundberg Lane to US 290 East is estimated to cost $124.2 million and is made possible by Texas Clear Lanes Congestion Relief Fund.
The construction commenced in January 2018 with an anticipated completion date in mid-2021. The contractor for this project is J.D. Abrams.
• THIS WEEK’S PROJECT TRAFFIC ADVISORY •
Closures are weather permitting
LANE CLOSURE
Southbound US 183 Cameron Road exit closed.
• Through September
LANE CLOSURE
Northbound US 183 frontage road reduced to one lane from I-35 to
Gessner Drive.
• Until September
LANE CLOSURE
Southbound I-35 frontage road right lane closed nightly from
Blackson Avenue to Huntland Drive.
• Sunday, Aug. 30 through Wednesday, Sept. 2 from 9 p.m. until 5 a.m
LANE CLOSURE
Southbound US 183 frontage road closed nightly from I-35 to
Providence Avenue.
• Sunday, Aug. 30 through Thursday, Sept. 3 from 9 p.m. until 5 a.m
LANE CLOSURE
Southbound I-35 frontage road closed nightly from Wonsley Drive
to US 183. The US 183 exit (#240) will also be closed.
• Sunday, Aug. 30 through Thursday, Sept. 3 from 9 p.m. until 5 a.m
LANE CLOSURE
Northbound I-35 frontage road reduced to one lane daily from
Blackson Avenue to US 183.
• Monday, Aug. 31 through Tuesday, Sept. 1 from 9 a.m. until 3 p.m
LANE CLOSURE
Northbound and southbound I-35 frontage road right lane closed
daily from Blackson Avenue to Huntland Drive.
• Monday, Aug. 31 through Friday, Sept. 4 from 9 a.m. until 3 p.m
LANE CLOSURE
Eastbound and westbound St. Johns Avenue closed at the
southbound I-35 frontage road.
• Monday, Aug. 31 from 9 p.m. until 5 a.m
LANE CLOSURE
Southbound US 183 closed nightly from Lamar Boulevard and I-35.
• Tuesday, Sept. 1 through Thursday, Sept. 3 from 8 p.m. until 5 a.m
Read more on construction phasing and additional project details HERE.
I-35 FROM 1431 TO FM 3406 (NORTHBOUND)
PROJECT OVERVIEW | Improvements include relocating the exit ramp on the northbound I-35 frontage road to reduce vehicle congestion on I-35 mainlanes and improve the northbound frontage road by adding an extended exit lane between RM 1431 and FM 3406.
The estimated construction cost is $10.7 million. Construction commenced in mid-2019 with an anticipated completion date for early 2021. Jordan Foster Construction is the contractor for this project.
• THIS WEEK’S PROJECT TRAFFIC ADVISORY •
Closures are weather permitting
LANE CLOSURE
Northbound I-35 frontage road reduced to one lane from Jeffrey
Way to the RM 1431 exit (#256).
• Through early 2021
Read more on construction phasing and additional project details HERE.
I-35 FROM GRAND AVENUE PARKWAY TO SH 45 NORTH
PROJECT ACTIVITY | Improvements include reversing ramps, constructing an extended entrance/exit lane on the northbound I-35 mainlanes under SH 45 North, along the frontage road, installing high-mast lighting, and improvements at Picadilly Drive and the I-35 frontage road.
The projected cost is estimated at $8.2 million and funded by CAMPO and TxDOT. Construction will start August 2020 and anticipated to be complete in mid-2021. The project contractor is Jordan Foster Construction.
• THIS WEEK’S PROJECT TRAFFIC ADVISORY •
Closures are weather permitting
• NONE AT THIS TIME •
Read more on construction phasing and additional project details HERE.
I-35 AT PARMER LANE
PROJECT OVERVIEW | Reduced congestion, improved mobility at Parmer Lane and Lamar Boulevard, operational efficiency, more reliable travel times, lower fuel consumption.
The estimated construction cost for this project is funded by Texas Clear Lanes and Capital Area Metropolitan Planning Organization (CAMPO) with an estimated cost of $24.6 million.
Construction started in July 2019 with an estimated timeline to be completed by mid-2021. Primoris Services Corporation as the project contractor.
• THIS WEEK’S PROJECT TRAFFIC ADVISORY •
Closures are weather permitting
LANE CLOSURE
Southbound I-35 Braker Lane exit (#246) and the Parmer Lane
entrance ramp closed.
• Monday, Aug. 31 from 9 a.m. until 4 p.m
Read more on construction phasing and additional project details HERE.
I-35 CORRIDOR ROAD & HIGHWAY MAINTENANCE
PROJECT OVERVIEW | These lane closures are associated with ongoing maintenance activities throughout the corridor
• THIS WEEK’S PROJECT TRAFFIC ADVISORY •
Closures are weather permitting
LANE CLOSURE
Northbound and southbound I-35 left
lane closed nightly from FM 3406 to US
79.
• Monday, Aug. 31 through Tuesday, Sept. 1 from
9 p.m. until 5 a.m
LANE CLOSURE
Southbound I-35 Parmer Lane entrance ramp and Braker Lane exit
(#246) closed.
• Monday, Aug. 31 from 9 a.m. until 4 p.m
LANE CLOSURE
Northbound I-35 right lane closed from Flores Street to Sherbarb
Street. The Bastrop/Luling exit (#205) will also be closed.
• Tuesday, Sept. 1 from 9 p.m. until 5 a.m
Read more on construction phasing and additional project details HERE.