TREC at PSU
@trecpdx.bsky.social
Portland State University's Transportation Research and Education Center (TREC). Home to the Initiative for Bicycle and Pedestrian Innovation (IBPI), transportation data programs PORTAL & BikePed Portal, Better Block PSU, and PSU's membership in PacTrans.
Health impacts of high noise exposure include cognitive impairment, mental health disorders, high blood pressure, cardio/metabolic problems, hearing loss & adverse pregnancy outcomes. @multco.bsky.social & @oregonstate.edu measured PDX noise levels. Learn more on Friday: trec.pdx.edu/events/psu-t...
November 10, 2025 at 6:22 PM
Health impacts of high noise exposure include cognitive impairment, mental health disorders, high blood pressure, cardio/metabolic problems, hearing loss & adverse pregnancy outcomes. @multco.bsky.social & @oregonstate.edu measured PDX noise levels. Learn more on Friday: trec.pdx.edu/events/psu-t...
#TBT to our 2020 study that busted a myth: Cyclists don't slow down cars on neighborhood streets.
The difference in car speeds with & without a bicycle present was less than 1 mph.
This evidence supports the design of safe street networks like neighborhood greenways: trec.pdx.edu/news/do-bicy...
The difference in car speeds with & without a bicycle present was less than 1 mph.
This evidence supports the design of safe street networks like neighborhood greenways: trec.pdx.edu/news/do-bicy...
November 6, 2025 at 7:33 PM
#TBT to our 2020 study that busted a myth: Cyclists don't slow down cars on neighborhood streets.
The difference in car speeds with & without a bicycle present was less than 1 mph.
This evidence supports the design of safe street networks like neighborhood greenways: trec.pdx.edu/news/do-bicy...
The difference in car speeds with & without a bicycle present was less than 1 mph.
This evidence supports the design of safe street networks like neighborhood greenways: trec.pdx.edu/news/do-bicy...
The @oregondot.bsky.social and 48+ local agencies are collaborating on the development of a multimodal data set for transportation planning within metropolitan areas.
Learn more tomorrow at PSU (or watch online): trec.pdx.edu/events/psu-t...
Learn more tomorrow at PSU (or watch online): trec.pdx.edu/events/psu-t...
November 6, 2025 at 6:33 PM
The @oregondot.bsky.social and 48+ local agencies are collaborating on the development of a multimodal data set for transportation planning within metropolitan areas.
Learn more tomorrow at PSU (or watch online): trec.pdx.edu/events/psu-t...
Learn more tomorrow at PSU (or watch online): trec.pdx.edu/events/psu-t...
"Storywork: The Prints of Marie Watt" is on exhibit through Dec 6 at PSU's Jordan Schnitzer Museum of Art.
Stop by any Friday this month (except Thanksgiving) to see the free exhibit before or after our Friday Transportation Seminar in the same building.
This Friday: trec.pdx.edu/events/psu-t...
Stop by any Friday this month (except Thanksgiving) to see the free exhibit before or after our Friday Transportation Seminar in the same building.
This Friday: trec.pdx.edu/events/psu-t...
November 3, 2025 at 10:11 PM
"Storywork: The Prints of Marie Watt" is on exhibit through Dec 6 at PSU's Jordan Schnitzer Museum of Art.
Stop by any Friday this month (except Thanksgiving) to see the free exhibit before or after our Friday Transportation Seminar in the same building.
This Friday: trec.pdx.edu/events/psu-t...
Stop by any Friday this month (except Thanksgiving) to see the free exhibit before or after our Friday Transportation Seminar in the same building.
This Friday: trec.pdx.edu/events/psu-t...
Tomorrow, Jason Anderson & Sirisha Kothuri of @maseehcollege.bsky.social will share guidance and tools for transportation practitioners to reduce turning conflicts between motor vehicles and bicycles at controlled intersections.
Join us online or in person: trec.pdx.edu/events/psu-t...
Join us online or in person: trec.pdx.edu/events/psu-t...
October 30, 2025 at 7:03 PM
Tomorrow, Jason Anderson & Sirisha Kothuri of @maseehcollege.bsky.social will share guidance and tools for transportation practitioners to reduce turning conflicts between motor vehicles and bicycles at controlled intersections.
Join us online or in person: trec.pdx.edu/events/psu-t...
Join us online or in person: trec.pdx.edu/events/psu-t...
TREC's John MacArthur rode the TREC-cycle today with the Abernethy Bike Bus! A perfect cool, foggy Portland morning, with Ghostbuster's music playing and a Halloween theme. Great way to start the day 😊
October 29, 2025 at 6:52 PM
TREC's John MacArthur rode the TREC-cycle today with the Abernethy Bike Bus! A perfect cool, foggy Portland morning, with Ghostbuster's music playing and a Halloween theme. Great way to start the day 😊
If you weren't able to attend the PacTrans conference earlier this month and hear from @davidzipper.bsky.social, who gave the keynote address, you're in luck! A recording is available - Check it out here! How Cities Can Prepare For Autonomous Vehicles: trec.pdx.edu/news/pactran...
October 27, 2025 at 5:00 PM
If you weren't able to attend the PacTrans conference earlier this month and hear from @davidzipper.bsky.social, who gave the keynote address, you're in luck! A recording is available - Check it out here! How Cities Can Prepare For Autonomous Vehicles: trec.pdx.edu/news/pactran...
One of the most common locations for fatal motor vehicle-bicyclist crashes is at intersections, which inherently have a large number of turning conflicts. Reducing these conflicts is a key objective in improving intersection safety across all modes.
This Friday at PSU: trec.pdx.edu/events/psu-t...
This Friday at PSU: trec.pdx.edu/events/psu-t...
October 27, 2025 at 4:24 PM
One of the most common locations for fatal motor vehicle-bicyclist crashes is at intersections, which inherently have a large number of turning conflicts. Reducing these conflicts is a key objective in improving intersection safety across all modes.
This Friday at PSU: trec.pdx.edu/events/psu-t...
This Friday at PSU: trec.pdx.edu/events/psu-t...
Thanks, Rachel Wheat of ODFW, for such an informative presentation today at the PSU Transportation Seminar! Want to know how transportation professionals can hep protect wildlife from the impacts of Oregon's roadways?
If you missed it, the recording & slides are posted: trec.pdx.edu/events/psu-t...
If you missed it, the recording & slides are posted: trec.pdx.edu/events/psu-t...
October 24, 2025 at 8:28 PM
Thanks, Rachel Wheat of ODFW, for such an informative presentation today at the PSU Transportation Seminar! Want to know how transportation professionals can hep protect wildlife from the impacts of Oregon's roadways?
If you missed it, the recording & slides are posted: trec.pdx.edu/events/psu-t...
If you missed it, the recording & slides are posted: trec.pdx.edu/events/psu-t...
The Transportation Research & Education Center (TREC) at Portland State University has four new e-bikes, thanks to a grant from the Portland General Electric (PGE) Drive Change Fund! PSU staff & faculty can borrow the e-bikes for a period of time to try them out: trec.pdx.edu/news/portlan...
October 23, 2025 at 8:38 PM
The Transportation Research & Education Center (TREC) at Portland State University has four new e-bikes, thanks to a grant from the Portland General Electric (PGE) Drive Change Fund! PSU staff & faculty can borrow the e-bikes for a period of time to try them out: trec.pdx.edu/news/portlan...
Tens of millions of animals are injured or killed on Oregon’s roadways each year.
This Friday, Rachel Wheat of ODFW shares opportunities to mitigate this, including the use of wildlife crossing structures, autonomous animal detection systems, and smarter project siting: trec.pdx.edu/events/psu-t...
This Friday, Rachel Wheat of ODFW shares opportunities to mitigate this, including the use of wildlife crossing structures, autonomous animal detection systems, and smarter project siting: trec.pdx.edu/events/psu-t...
October 20, 2025 at 8:55 PM
Tens of millions of animals are injured or killed on Oregon’s roadways each year.
This Friday, Rachel Wheat of ODFW shares opportunities to mitigate this, including the use of wildlife crossing structures, autonomous animal detection systems, and smarter project siting: trec.pdx.edu/events/psu-t...
This Friday, Rachel Wheat of ODFW shares opportunities to mitigate this, including the use of wildlife crossing structures, autonomous animal detection systems, and smarter project siting: trec.pdx.edu/events/psu-t...
If you missed today's Portland State University Friday Transportation Seminar, the video is now posted:
trec.pdx.edu/friday-trans...
trec.pdx.edu/friday-trans...
October 17, 2025 at 8:43 PM
If you missed today's Portland State University Friday Transportation Seminar, the video is now posted:
trec.pdx.edu/friday-trans...
trec.pdx.edu/friday-trans...
How does living in a TOD affect the way people travel?
#AffordableHousing makes a difference.
We'll be getting started in about an hour with today's Transportation Seminar, featuring Nathan McNeil with a study sponsored by @oregonmetro.gov and Portland State!
trec.pdx.edu/events/psu-t...
#AffordableHousing makes a difference.
We'll be getting started in about an hour with today's Transportation Seminar, featuring Nathan McNeil with a study sponsored by @oregonmetro.gov and Portland State!
trec.pdx.edu/events/psu-t...
October 17, 2025 at 4:56 PM
How does living in a TOD affect the way people travel?
#AffordableHousing makes a difference.
We'll be getting started in about an hour with today's Transportation Seminar, featuring Nathan McNeil with a study sponsored by @oregonmetro.gov and Portland State!
trec.pdx.edu/events/psu-t...
#AffordableHousing makes a difference.
We'll be getting started in about an hour with today's Transportation Seminar, featuring Nathan McNeil with a study sponsored by @oregonmetro.gov and Portland State!
trec.pdx.edu/events/psu-t...
Calling all middle school educators, club advisors, and youth program leaders!
The 2026 Garrett Morgan Sustainable Transportation Competition is here, with the theme: “Ride On, Ride Safe—E-Bike Style!”
Team Registration Deadline: October 22, 2025
transweb.sjsu.edu/workforce-de...
The 2026 Garrett Morgan Sustainable Transportation Competition is here, with the theme: “Ride On, Ride Safe—E-Bike Style!”
Team Registration Deadline: October 22, 2025
transweb.sjsu.edu/workforce-de...
October 15, 2025 at 8:34 PM
Calling all middle school educators, club advisors, and youth program leaders!
The 2026 Garrett Morgan Sustainable Transportation Competition is here, with the theme: “Ride On, Ride Safe—E-Bike Style!”
Team Registration Deadline: October 22, 2025
transweb.sjsu.edu/workforce-de...
The 2026 Garrett Morgan Sustainable Transportation Competition is here, with the theme: “Ride On, Ride Safe—E-Bike Style!”
Team Registration Deadline: October 22, 2025
transweb.sjsu.edu/workforce-de...
Portland State University & @oregonmetro.gov examine the travel choices of transit-oriented development (TOD) residents.
This Friday, learn how TOD works for low-income Portlanders, how their travel differs from prior TOD residents, and the TOD/affordable housing combo: trec.pdx.edu/events/psu-t...
This Friday, learn how TOD works for low-income Portlanders, how their travel differs from prior TOD residents, and the TOD/affordable housing combo: trec.pdx.edu/events/psu-t...
October 13, 2025 at 7:12 PM
Portland State University & @oregonmetro.gov examine the travel choices of transit-oriented development (TOD) residents.
This Friday, learn how TOD works for low-income Portlanders, how their travel differs from prior TOD residents, and the TOD/affordable housing combo: trec.pdx.edu/events/psu-t...
This Friday, learn how TOD works for low-income Portlanders, how their travel differs from prior TOD residents, and the TOD/affordable housing combo: trec.pdx.edu/events/psu-t...
Sessions are informative and always appreciated, but for organic connections and spontaneous talks, nothing beats a poster session. Many thanks to everyone who brought a poster or lightning talk to #PacTrans!
October 10, 2025 at 9:36 PM
Sessions are informative and always appreciated, but for organic connections and spontaneous talks, nothing beats a poster session. Many thanks to everyone who brought a poster or lightning talk to #PacTrans!
The 2025 #PacTrans conference is a great mix of academic, industry, private & public transportation professionals! Thanks to all of today's speakers for sharing your work with us.
October 10, 2025 at 7:20 PM
The 2025 #PacTrans conference is a great mix of academic, industry, private & public transportation professionals! Thanks to all of today's speakers for sharing your work with us.
The Oregon Bureau of Labor & Industries & @oregondot.bsky.social have partnered in a statewide effort to recruit and train a diverse workforce for building/maintaining transportation infrastructure.
Key finding? Support programs help people complete internships: trec.pdx.edu/news/researc...
Key finding? Support programs help people complete internships: trec.pdx.edu/news/researc...
October 7, 2025 at 6:22 PM
The Oregon Bureau of Labor & Industries & @oregondot.bsky.social have partnered in a statewide effort to recruit and train a diverse workforce for building/maintaining transportation infrastructure.
Key finding? Support programs help people complete internships: trec.pdx.edu/news/researc...
Key finding? Support programs help people complete internships: trec.pdx.edu/news/researc...
A new book, edited by summer interns at PSU, presents research from undergraduate participants in three innovative programs at Portland State University.
Download for free at pdxscholar.library.pdx.edu/altreu_proje... or buy: www.amazon.com/dp/B0FSL57NQ3
All proceeds go to Oregon TechStart!
Download for free at pdxscholar.library.pdx.edu/altreu_proje... or buy: www.amazon.com/dp/B0FSL57NQ3
All proceeds go to Oregon TechStart!
October 6, 2025 at 9:13 PM
A new book, edited by summer interns at PSU, presents research from undergraduate participants in three innovative programs at Portland State University.
Download for free at pdxscholar.library.pdx.edu/altreu_proje... or buy: www.amazon.com/dp/B0FSL57NQ3
All proceeds go to Oregon TechStart!
Download for free at pdxscholar.library.pdx.edu/altreu_proje... or buy: www.amazon.com/dp/B0FSL57NQ3
All proceeds go to Oregon TechStart!
One of the best parts about attending PSU transportation seminars in person? Meeting the speakers, asking questions, and networking after the event. You're always welcome to stop by!
Last week was the first Fall seminar. The next one will be held on Friday, October 17: trec.pdx.edu/friday-trans...
Last week was the first Fall seminar. The next one will be held on Friday, October 17: trec.pdx.edu/friday-trans...
October 6, 2025 at 6:03 PM
One of the best parts about attending PSU transportation seminars in person? Meeting the speakers, asking questions, and networking after the event. You're always welcome to stop by!
Last week was the first Fall seminar. The next one will be held on Friday, October 17: trec.pdx.edu/friday-trans...
Last week was the first Fall seminar. The next one will be held on Friday, October 17: trec.pdx.edu/friday-trans...
If you missed today's Portland State University Transportation Seminar, the video and slides are available now: trec.pdx.edu/events/psu-t...
Many thanks to Gena Gastaldi of @pbotinfo.bsky.social and Ryan & Gwen Sullivan of sparks+sullivan for a great presentation on the #WalkPortland pilot!
Many thanks to Gena Gastaldi of @pbotinfo.bsky.social and Ryan & Gwen Sullivan of sparks+sullivan for a great presentation on the #WalkPortland pilot!
October 3, 2025 at 9:23 PM
If you missed today's Portland State University Transportation Seminar, the video and slides are available now: trec.pdx.edu/events/psu-t...
Many thanks to Gena Gastaldi of @pbotinfo.bsky.social and Ryan & Gwen Sullivan of sparks+sullivan for a great presentation on the #WalkPortland pilot!
Many thanks to Gena Gastaldi of @pbotinfo.bsky.social and Ryan & Gwen Sullivan of sparks+sullivan for a great presentation on the #WalkPortland pilot!
Housing priorities vary depending on income:
According to a PSU / @oregonmetro.gov study of TOD residents, affordable housing residents prioritize cost & transit access, while market-rate residents focus on amenities, neighborhood quality & parking availability.
trec.pdx.edu/news/psu-res...
According to a PSU / @oregonmetro.gov study of TOD residents, affordable housing residents prioritize cost & transit access, while market-rate residents focus on amenities, neighborhood quality & parking availability.
trec.pdx.edu/news/psu-res...
October 1, 2025 at 9:36 PM
Housing priorities vary depending on income:
According to a PSU / @oregonmetro.gov study of TOD residents, affordable housing residents prioritize cost & transit access, while market-rate residents focus on amenities, neighborhood quality & parking availability.
trec.pdx.edu/news/psu-res...
According to a PSU / @oregonmetro.gov study of TOD residents, affordable housing residents prioritize cost & transit access, while market-rate residents focus on amenities, neighborhood quality & parking availability.
trec.pdx.edu/news/psu-res...
The Pacific Northwest Transportation Consortium (PacTrans) Region 10 University Transportation Center is excited to invite you to the 2025 Student Transportation Conference, held the day after the main conference at PSU!
Register here: pactransconference.com/student-conf...
Register here: pactransconference.com/student-conf...
September 30, 2025 at 5:52 PM
The Pacific Northwest Transportation Consortium (PacTrans) Region 10 University Transportation Center is excited to invite you to the 2025 Student Transportation Conference, held the day after the main conference at PSU!
Register here: pactransconference.com/student-conf...
Register here: pactransconference.com/student-conf...
#WalkPortland, a partnership of @pbotinfo.bsky.social & @travelportland.com, seeks to make it easier than ever for pedestrians to explore the city.
This Friday, join us with Gena Gastaldi and Gwen & Ryan Sullivan to hear about lessons learned from the pilot project: trec.pdx.edu/events/psu-t...
This Friday, join us with Gena Gastaldi and Gwen & Ryan Sullivan to hear about lessons learned from the pilot project: trec.pdx.edu/events/psu-t...
September 29, 2025 at 7:14 PM
#WalkPortland, a partnership of @pbotinfo.bsky.social & @travelportland.com, seeks to make it easier than ever for pedestrians to explore the city.
This Friday, join us with Gena Gastaldi and Gwen & Ryan Sullivan to hear about lessons learned from the pilot project: trec.pdx.edu/events/psu-t...
This Friday, join us with Gena Gastaldi and Gwen & Ryan Sullivan to hear about lessons learned from the pilot project: trec.pdx.edu/events/psu-t...
Our 2025 Bikeway Design workshop was held last month, with one of the largest groups we've had so far—20 practitioners from 15 states—who came to Portland to learn the ins & outs of designing a complete bicycle network. Check out some highlights from the week!
trec.pdx.edu/news/portlan...
trec.pdx.edu/news/portlan...
September 26, 2025 at 6:19 PM
Our 2025 Bikeway Design workshop was held last month, with one of the largest groups we've had so far—20 practitioners from 15 states—who came to Portland to learn the ins & outs of designing a complete bicycle network. Check out some highlights from the week!
trec.pdx.edu/news/portlan...
trec.pdx.edu/news/portlan...