OCTA and Caltrans are partnering to improve highway lanes, ramps, bridges, sidewalks, bike lanes, & more along the 91 Freeway. Follow for updates!

Orange County, CA
Joined October 2009
Heat advisory? Before hitting the road, make sure you’re prepared for the high temperatures. Check out our tips to beat the heat and stay safe. ☀️
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🚧 SR-91 nighttime full-freeway closures are expected Oct. 23, 24, 30 & 31for Lakeview Avenue Bridge demolition. Expect detours & delays. For closure times and details, visit octa.net/91Construction.
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Great improvements take time. 🏗️ Check out crews installing girders for bridge superstructure. Every step forward brings us closer to a better commute.
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📚 The SR-91 Improvement Project outreach team joined Crescent Elementary’s Back to School Night! Families learned about the project, upcoming major events and construction impacts, and had an opportunity to ask questions.
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Behind K-Rail: Ever wonder what goes into improving the road ahead? 👷 Take a behind-the-scenes look at the excavation, concrete, bridge, and roadway work underway on the SR-91 Improvement Project.
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📬 Stay in the loop on the SR-91 Improvement Project! Sign up for construction alerts with project updates, schedule details and more delivered straight to your inbox. 🚧
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A closer look at what goes into building better. 🔎 The details may be small, but they are a part of the bigger picture. While these details may go unnoticed, they are all a part of the 91 Improvement process. Can you guess what these are? 🔩
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A small victory, but a win nonetheless. 🚗 Whether you’re heading home, heading to work or somewhere in between, stay alert, follow the signs and enjoy the ride.
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🚧 Ever wonder how a new roadway is built? From ground prep to concrete and finishing touches, every step matters. Take a look at the roadway construction sequence for the SR-91 Improvement Project.
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Hardhat ✅ Safety Vest ✅ Ready to get to work on the 91 ✅ Construction crews work hard to keep our road moving and our project on track. Remember to slow down and stay alert when driving through work zones! 🏗️
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Local businesses are part of what makes the communities along the 91 so special! Swipe to see highlights of a few local businesses worth checking out just off the 91. Know a business in the area that deserves a shoutout? Tag them in the comments or inquire through our website!
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🚧 Lakeview Ave Bridge update: Following the August weekend closure, traffic shifted onto the new half of the bridge. Next up: demolishing the old half to make way for the next phase of construction. See the infographic for details:
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It’s finally fall! 🍂🚗 Happy first day of fall from 91 Improvements! As the season changes, remember to keep safety top of mind on every trip. Here’s to a safe start to a new season! 🍁
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Supporting local shops along the SR-91 corridor is easier than ever! 91 Connect shines a spotlight on nearby businesses with online features and helpful project updates. Get featured for FREE: octa.net/91Connect | 888-280-7966
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What’s in your trunk? 🚙 An emergency car kit with a few key supplies can help you stay prepared when the unexpected happens. Travel with confidence by being prepared.
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Back-to-school season means busier roads. As traffic picks up, plan ahead, slow down, and stay focused behind the wheel. A few extra minutes can help make every morning commute safer for everyone. 🚸
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See orange? Slow down. 🚧 Orange signs, cones, and barriers signal that conditions ahead may be changing. They are placed not only for the construction crew’s safety, but for yours as well. Stay focused, follow directions, and stay alert when traveling through a work zone.
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Sidewalk Update Both sidewalks on the bridge will remain closed during the week of Sept. 7. As early as the week of Sept. 14, the east-side sidewalk will reopen to pedestrians, while the west-side sidewalk will remain closed for approximately one year as improvements continue.
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In observance of Labor Day, no construction activities are scheduled from Friday, September 4 through Monday, September 7. Construction activities will resume as scheduled on Tuesday, September 8. We wish everyone a safe and relaxing Labor Day!
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Recent work along the SR-91 corridor included excavation and installation of new storm drain infrastructure, helping prepare the project area for upcoming roadway improvements. Crews will continue advancing construction throughout the project corridor.
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