Reposted by Robert PrinzBike East Bay @bikeeastbay.bsky.social · 32mCONSTRUCTION ALERT: the Iron Horse Trail bridge over Treat Blvd will be closed Oct 5 - Dec 31 Cyclists and pedestrians should use the detour along Treat Blvd, with extra caution for car traffic. Drivers should expect additional delays over the next few months, too. 032
Reposted by Robert PrinzCity of Emeryville @emeryville.org · 19hThe 40th Annual Emeryville Art Exhibition When: Friday, October 2 Where: 5905 Shellmound Street, East Entrance Time: 6 PM - 9 PM For more information, phone, email, or visit online. 415-999-7932 emeryvillearts@gmail.com www.emeryarts.org 032
Robert Prinz @prinzrob.bsky.social · 18hIf you are excited about community organizing in the Tri-Valley & are somewhat technically-minded wrt bike infrastructure, please consider applying for this half-time role & work w me at @bikeeastbay.bsky.social: bikeeastbay.org/advo_app/bikeeastbay.orgAdvocacy Coordinator Application - Bike East BayWe’re hiring! Advocacy Coordinator Position Overview Bike East Bay seeks a part-time Advocacy Coordinator to build grassroots advocacy capacity for safer and more equitable streets and provide support... 1121
Robert Prinz @prinzrob.bsky.social · 28/09/2026My last #Slowkland Lake Merritt loop bike ride of the year is coming up tomorrow (Tues 9/29/2026), starting 5:30pm from Lake Merritt BART. We will check out the latest bikeway construction activity & learn about what's coming next. All are welcome, info here: bikeeastbay.org/lake-merritt...bikeeastbay.orgLake Merritt Loop Campaign Update September 2026 - Bike East BayLake Merritt group bike rides and cycletrack construction updates on Grand Ave and Lakeshore Ave. 082
Reposted by Robert PrinzSeamless Bay Area @seamlessbayareaca.bsky.social · 25/09/2026Over 250 Bay Area candidates responded to our questionnaire about transit, safe streets, and bike/pedestrian infrastructure. Check it out before you cast your ballot in the November election!seamlessbayarea.orgBay Area Transportation Candidate Questionnaire 2026 November General — Seamless Bay Area 11615
Robert Prinz @prinzrob.bsky.social · 25/09/2026Do you want to see bike lanes + no center turn lane, or center turn lane + no bike lanes on Foothill Blvd in Oakland, 23rd Ave to Fruitvale Ave? Take OakDOT's survey here to share your preferences: qualtricsxmn22whq9qz.qualtrics.com/jfe/form/SV_... 12310
Reposted by Robert PrinzBike East Bay @bikeeastbay.bsky.social · 23/09/2026We're putting a save the date out early for this one— it's one of our favorite and biggest rides of the year. Join us November 14 to celebrate the 7th anniversary of the Richmond San Rafael Bridge Trail. 1153
Robert Prinz @prinzrob.bsky.social · 22/09/2026This is essentially the decision before voters. Except it should be a giant SUV not a trolley, because if the transit measure fails the SF cable car service will also be eliminated. 113536
Robert Prinz @prinzrob.bsky.social · 22/09/2026It’s been a tough few weeks, but I take solice in the fact that we’re still chipping away & making progress. On my Oakland commute today I saw this new bus boarding island & bike channel in construction at MLK/32nd St, & a new block of buffered bike lane on MLK from W Grand to San Pablo. 1240
Reposted by Robert PrinzGeorge Spies @georgespies.bsky.social · 22/09/2026You have two opportunities to register your frustration: 1. This Wednesday at 5pm at the AC Transit Board meeting (see thread for deets) 2. Vote for Adriana Valencia and unseat Joel Yound entirely. www.valenciaforactransit.comvalenciaforactransit.comAdriana Valencia for AC Transit • Ward 3Adriana Valencia is a frequent transit rider, community transit advocate and product manager running for AC Transit in Ward 3. Unable to drive because of a vision disability, Adriana relies on public ... 0156
Robert Prinz @prinzrob.bsky.social · 22/09/2026SPUR’s new report details how catastrophic it will be for Bay Area transit riders if the public transit funding Measure RTM fails. But drivers will feel it too, w an estimated doubling of Bay Bridge crossing times and more than 3X longer through the Caldecott Tunnel. www.spur.org/sites/defaul... 59539
Robert Prinz @prinzrob.bsky.social · 22/09/2026New BikeLink lockers are available to use now in Antioch! The ones at Prewett Park near the library and civic center are great. I wish the Marina ones were closer to the Amtrak station (0.3 mi) & city hall (0.5 mi) instead though. 0120
Reposted by Robert Prinztschuy 🏳️🌈 @tsch.uy · 21/09/2026Well that's ONE way to keep people from doing unwanted things along the Lake Merritt estuary paths 😵💫 4115
Robert Prinz @prinzrob.bsky.social · 21/09/2026CA early voting starts October 5th. Before filling out your ballot make sure to check @bikeeastbay.bsky.social's election hub at BikeEastBay.org/Election2026 Find East Bay candidate questionnaires, ballot/proposition endorsements, & volunteer opportunities! More to be added in the coming weeks.bikeeastbay.orgBike the Vote to Win a Better Bay Area - Bike East BayBike the Vote Help win a more bike-friendly Bay Area this election season. This November’s election will be critical for protecting the future of safe and equitable mobility both here […] 093
Robert Prinz @prinzrob.bsky.social · 21/09/2026Thankfully our state DOT Caltrans has copied the guidelines as part of their own Complete Streets Contextual Design Guidance (though they aren’t implementing it consistently yet). I prefer NACTO’s similar guidance which is more detailed & specific though. nacto.org/wp-content/u... 161
Reposted by Robert PrinzKen McLeod @kenmcld.bsky.social · 21/09/2026It should be embarrassing for the U.S. Department of Transportation and NHTSA that so many other countries provide so much more information about pedestrian safety in crash tests Compare China to the US and ask yourself who is doing better for pedestrian safety 192
Robert Prinz @prinzrob.bsky.social · 21/09/2026Sacramento might have California’s most logical sidewalk cycling law: 1) Prohibited only when there’s an on-street low stress bikeway provided, and 2) Only when there’s a demonstrated bike/walk conflict probability, and 3) Only when the sidewalk cycling prohibition is promoted via signage 4484
Robert Prinz @prinzrob.bsky.social · 21/09/2026Someone has been drawing dicks around potholes in NW Oakland, but they don’t appear to be sending in actual reports to the city. As such this is purely performative. OakDOT is not looking for nor do they care about spray-painted dicks. 281
Reposted by Robert PrinzRebecca Saltzman @rebeccaforec.bsky.social · 18/09/2026Next week, League of California Cities will vote on a reactionary resolution put forward by a few cities to support development of a constitutional amendment to overturn much of the state legislature's authority on housing. El Cerrito City Council unanimously voted to oppose. 🧵 2579
Robert Prinz @prinzrob.bsky.social · 18/09/2026Here's a question on San Pablo Ave protected bikeways at the Berkeley District 1 council candidate forum yesterday. Unfortunately all the candidates indicated they support "parallel" bikeways on side streets but not protected facilities on SPA. Lots of work to do, it seems. youtu.be/MQViCqABWTg?...youtu.beBerkeley District 1 & 8 Candidate Forum - September 17, 2026YouTube video by Berkeley Neighbors for Housing & Climate Action 6323
Robert Prinz @prinzrob.bsky.social · 18/09/2026In 2022 Oakland implemented a 30-block project on West St to add painted buffer bike lanes. But Caltrans put a hold on the one block under 580 claiming the proposed 10.5-foot travel lanes were “non-standard” despite this being used for all the other 30 blocks. 2240
Reposted by Robert PrinzAlfred Twu @alfredtwu.com · 18/09/2026There are two critical transit related elections here in the East Bay. Measure RTM so that transit has a future. ✅🚌 (This one is regional also) Adriana Valencia so that future is a good one. ✅🚌 www.valenciaforactransit.comvalenciaforactransit.comAdriana Valencia for AC Transit • Ward 3Adriana Valencia is a frequent transit rider, community transit advocate and product manager running for AC Transit in Ward 3. Unable to drive because of a vision disability, Adriana relies on public ... 0185
Robert Prinz @prinzrob.bsky.social · 18/09/2026The East Bay's newest separated bikeway is ready to ride, covering 0.2 miles of Portola Ave in Livermore. This was installed as a quick-build alongside routine paving, along w a slip turn lane closure on Enos at Portola using recycled plastic curb stops. 1321
Reposted by Robert PrinzA. Zivarts @nondriver.bsky.social · 17/09/2026The explosion of e-bikes, e-trikes and e-scooters is truly revolutionary...The joy and freedom of biking is intoxicating for everyone who has had the opportunity to try out life on two or three wheels with a little e-boost.amny.comOp-Ed | E-bikes mean freedom for low-vision cyclists like me: don’t take that away | amNewYorkSo did a lot of other people who, like me, don’t have valid driver’s licenses. In July, the state’s new e-bike law went into effect. Among other regulations 520763
Robert Prinz @prinzrob.bsky.social · 17/09/2026Some people think all that we work on at @bikeeastbay.bsky.social are protected bikeways, b/c that's what gets media attention. But we also obsess over the minute details of painted bike lanes, trails, & bike boulevards to get as much as possible out of every project. 5489
Reposted by Robert PrinzTransbay Coalition @transbaycoalition.bsky.social · 17/09/2026Greetings from MacArthur BART after the RTM event this morning! Going to a Day of Action event means that not only getting to meet cool people, but you also get some cool swag to show your support! 195
Robert Prinz @prinzrob.bsky.social · 16/09/2026Heads up that there is a bug with the BikeLink app today which prevents people from logging in, even if they already have a bike stowed in a locker. I have confirmed that simply deleting and reinstalling the app fixes the issue. Please share! 3129
Reposted by Robert PrinzIdothethinking @idothethinking.bsky.social · 16/09/2026Bro this guy needs to go, it's enough already. We have ghost buses, 30 minute headways and a dying bus system and this guy is stopping fixes at every opportunity while harassing people. Vote Adriana Valencia as soon as you can. 35916
Reposted by Robert PrinzRebecca Saltzman @rebeccaforec.bsky.social · 16/09/2026AC Transit and Director Joel Young thought they could sweep his harassment under the rug by hiding it and then lying about it. No way were we going to let that happen. Young isn’t fit for office, and since his colleagues won’t hold him accountable, voters must. www.sfchronicle.com/bayarea/arti...sfchronicle.comAC Transit director harassed female colleague, investigation findsAC Transit Director Joel Young, a candidate in the November Ward 3 election, was investigated for a complaint of unwanted physical contact against a female director. 26618
Robert Prinz @prinzrob.bsky.social · 16/09/2026@bikeeastbay.bsky.social opposes Prop 45, which would ease environmental reviews for freeway widenings, among other things. Bike, walk, & transit projects already have CEQA exemptions. Prop 45 isn’t the CEQA reform we need, vote NO. Read more at: BikeEastBay.org/election2026bikeeastbay.orgBike the Vote to Win a Better Bay Area - Bike East BayBike the Vote Help win a more bike-friendly Bay Area this election season. This November’s election will be critical for protecting the future of safe and equitable mobility both here […] 1198
Robert Prinz @prinzrob.bsky.social · 16/09/2026Two teens were killed in a car crash in Antioch on Sunday, & another in Union City on Monday. These tragedies will go largely ignored by policymakers in our region, who will continue to insist that e-bikes are the greatest danger to youth. www.ktvu.com/news/antioch... www.msn.com/en-us/public...ktvu.com'My body went numb': Mom tracks son's phone to scene of fatal Antioch crashA mother is facing a parent’s worst nightmare after her teenage son was among two victims killed in a car crash in Antioch over the weekend. 052
Reposted by Robert PrinzRobert Prinz @prinzrob.bsky.social · 15/09/2026Join me and @walkoakbikeoak.bsky.social for a special screening (with popcorn!) of The Street Project documentary this Sunday, September 20th, at The New Parkway theater in Oakland. Info and tickets at wobo.org/event/film-s... 064
Robert Prinz @prinzrob.bsky.social · 15/09/2026In my multi-decade career as a bike advocate, there've been a total of 2 tragic, fatal East Bay crashes btwn bike riders & pedestrians. One was determined to be the fault of the pedestrian & street design upgrades were implemented after. The other was the fault of the bike rider, in a parking lot. 2140
Robert Prinz @prinzrob.bsky.social · 15/09/2026Join me and @walkoakbikeoak.bsky.social for a special screening (with popcorn!) of The Street Project documentary this Sunday, September 20th, at The New Parkway theater in Oakland. Info and tickets at wobo.org/event/film-s... 064
Reposted by Robert PrinzKen McLeod @kenmcld.bsky.social · 15/09/2026Data from the Federal Highway Administration shows that 40 states spent less that $6.27 per person on biking and walking projects on average from 2022 to 2024 For 40 states, the level of investment in biking and walking is less than the cost of one gallon of diesel in Michigan per person 195
Reposted by Robert PrinzBerkeley Neighbors for Housing and Climate Action @bnhca.bsky.social · 15/09/2026The video from our first forum (for districts 4 and 7) is now up! Thanks again to @walkbikeberk.bsky.social and CalDems for co-hosting. Tune in Thursday at 6 for districts 1 and 8! www.youtube.com/watch?v=i4ja...youtube.comBerkeley District 4 & 7 Candidate Forum - September 10, 2026YouTube video by Berkeley Neighbors for Housing & Climate Action 023
Reposted by Robert PrinzAdriana Valencia for AC Transit Ward 3 2026 @valencia4actransit.bsky.social · 15/09/2026Yes, please give my campaign some money! I'm up against a deep-pocketed incumbent and the upcoming financial filing deadline is at the end of this week. If I can raise $3k more between now and Friday, we'll have enough for yard signs secure.actblue.com/donate/valen...secure.actblue.comDonate to Adriana ValenciaShow your support with a contribution. 0134
Robert Prinz @prinzrob.bsky.social · 14/09/2026Parts of the Delta De Anza trail from Pittsburg to Antioch will be closed from Sept 14-25 for repaving. As far as I know there is no bike detour provided, although I have now contacted East Bay Parks to inquire about this. www.ebparks.org/sites/defaul...ebparks.org 040
Robert Prinz @prinzrob.bsky.social · 13/09/2026I wrote the Orange County DA to ask how their “no questions asked” e-bike buy-back will stop people from stealing bikes to turn them in for high value gift cards, whether they’re checking the bikes against registries, & what they’re doing w legal e-bikes that are turned in. No response. 720029
Robert Prinz @prinzrob.bsky.social · 12/09/2026Who wants a sticker? Come find me at Bike East Bay’s annual Biketopia event in Oakland this upcoming Wednesday: BikeEastBay.org/Biketopia 0153
Reposted by Robert PrinzThe Oaklandside @oaklandside.org · 12/09/2026From Veo Mobility and Lime scooters to Oakland’s e-bike library and discount bus passes, the Town has a variety of options to make transportation affordable.oaklandside.orgOakland low-income transit guide: How to get around for free or at a discountFrom Veo Mobility and Lime scooters to discount bus passes, the Town has a variety of options to make transportation affordable. 073
Reposted by Robert PrinzTerry Taplin @taplinterry.bsky.social · 11/09/2026Check out what is happening @bikeeastbay.bsky.social in or related to Berkeley in September! 🚲 Register: bikeeastbay.org/events/ E-Bike Safety Workshop Saturday, September 12 | 11 am - 12 pm Library South Branch | 1901 Russell Street 193
Reposted by Robert PrinzJeff Baker @jwbee.bsky.social · 09/09/2026Oh look at your fresh new record ridership in the East Bay, Lyft Bike! 3504
Reposted by Robert PrinzYes on U and V @safevibrantberk.bsky.social · 09/09/2026The campaign for a Safe, Vibrant Berkeley is picking up steam! Vote YES on U and V this fall and visit safevibrantberkeley.com to learn more 094
Reposted by Robert PrinzThe Oaklandside @oaklandside.org · 10/09/2026The City Auditor also found that a small number of companies are capturing most of Oakland’s construction business.oaklandside.orgOakland contracting practices are riddled with problems, auditor finds in new reportThe City Auditor also found that a small number of companies are capturing most of Oakland’s construction business. 0104
Reposted by Robert PrinzYes on U and V @safevibrantberk.bsky.social · 09/09/2026Join us this Sat. 9/12 from 4-6pm to kick off the campaign for Berkeley Measures U and V! RSVP here: partiful.com/e/kvfB5RGG0W... 021
Reposted by Robert PrinzWarren Wells, AICP @warrenjwells.bsky.social · 10/09/2026The Great Redwood Trail is hiring a GIS administrator. Be a part of one of the most exciting projects happening the country right now! www.governmentjobs.com/careers/rgs/...governmentjobs.com 2142
Robert Prinz @prinzrob.bsky.social · 09/09/2026The City of Pittsburg has blatantly misrepresented the recommendation from their own 2021 bike/walk plan as part of an Environmental Impact Report for a proposed roadway extension of W Leland Rd, indicating that the plan recommended paint-only bike lanes instead of protected. 1162