Carpooling

Carpool lane on freeway in Pasadena, California.

Another Reminder of the Futility of Carpool Lanes

What's the great 'fix' for the flawed Highway 101 carpool lanes in Marin and Sonoma counties in the Bay Area? Reduce the HOV time by two and a half hours during the peak commutes to enable solo drivers greater access to 52 miles of widened freeway.

March 13, 2026 - San Francisco Chronicle

Silver sedan in carpool lane on California freeway on sunny day.

When Carpool Lanes Cause Mayhem

A newly widened Bay Area freeway serves as a reminder of the futility of HOV lanes. There are better ways to manage and mitigate traffic.

October 24, 2025 - Irvin Dawid

Toronto Coronavirus

To Carpool or Not to Carpool: That is the Question for Transit Workers in Toronto

Controversy erupts in Toronto after the TTC informed transit employees that it isn't safe to carpool to work…driving people around on transit.

January 13, 2021 - Toronto Star

Transportation Network Companies

Lyft, Uber Suspend Shared Rides

Ride-hailing companies are responding to the coronavirus pandemic with actions that can protect both drivers and riders.

March 17, 2020 - Smart Cities Dive

Bus Upholstery

'OK Google, How Crowded is the Number 8 Bus?'

Google Maps will now share data about how crowded buses and trains are likely to be.

July 5, 2019 - The Verge

Waze

Waze Wants To Be a Carpooling Matchmaker

The Google-owned company has the data to connect commuters to possible carpool buddies, Whether Waze can stem the long-term decline in carpooling remains to be seen.

July 5, 2019 - City Lab

Waze

Waze Launches New Carpooling Feature

A carpooling feature in the Waze app, tested in the San Francisco Bay Area and Israel, will soon be available around the country.

October 15, 2018 - Business Insider

Maximum Toll on Utah's Interstate 15 Express Lanes Just Doubled

But is it high enough? Everything is relative, and with the prior toll being only a buck per zone, the hope is that $2, which took effect Saturday, will cause some motorists to carpool to keep speeds at 55 mph during peak hours.

July 16, 2018 - The Salt Lake Tribune

Virginia Toll Lanes

Capitalism at Work on an Interstate Highway

Traffic speeds during the peak eastbound commute on the 66 Express Lanes Inside the Beltway have dropped to 35 mph. "Toll-tweaking" and changing the algorithm are achieving limited success on this dynamically-tolled stretch.

June 12, 2018 - WTOP

NYC Subway Riders

Why Are Transit Systems Losing Riders?

Transit in general, and buses in particular, are losing riders, especially during off peak hours. Car pooling is down sharply as well.

June 4, 2018 - theTransportPolitic

Construction of I–66 Toll Lanes Outside the Capital Beltway Begins this Weekend

Widening of Interstate 66 for 22.5 miles in Northern Virginia will accommodate two toll lanes in each direction, accessible to trucks. The $3.7 billion project, to be built by public-private partnership at no cost to the state, will open in 2022.

April 5, 2018 - WTOP

Carpool Lane

How Lyft and Uber Can Fix—Not Cause—Congestion

While evidence mounts that Uber and Lyft are stealing rides from public transit, there's still a chance for ride-hailing apps to do more to help than hurt congestion. The key: using ride-hailing apps to carpool.

February 7, 2018 - Dan Sperling

Toll Road

Dynamic Tolling Done Right—VDOT Shows the Way

Virginia's 66 Express Lanes feature uncapped tolls that change every six minutes with the level of congestion, with most revenue benefiting transit. Carpools travel free, but solo-drivers in electric vehicles pay like others.

January 3, 2018 - Business Insider

Bay Area's Newest Express Lanes Opened Monday

Due to the high level of existing congestion, the Metropolitan Transportation Commission warns motorists that the new I-680 Contra Costa Express Lanes will offer relief just before and after the peak commute hour.

October 11, 2017 - SF Gate

Lyft

Can Rideshare Catch On Where It's Easy to Drive?

In medium-sized cities and suburban areas, it's simply easier to drive your own car in most cases. But shared rides might still have a chance to catch on.

March 24, 2017 - Mobility Lab

Congestion versus mobility

Debate Renewed: Can Uber and Lyft Solve Congestion?

A new study predicts the congestion relief benefits of carpooling services offered by Transportation Network Companies. A skeptical audience replies.

January 9, 2017 - San Jose Mercury News

Carpool Lane

Fatal Flaw of Express Lanes?

Since transportation agencies decided to make carpool lanes available for non-carpoolers (toll-paying solo drivers or electric vehicles), they've become congested in some metro areas, which can violate federal conditions on their use.

September 14, 2016 - Stateline

Toll-Paying Motorists Crowding-Out Carpoolers in Seattle Area Express Toll Lanes

The new I-405 Express Toll Lanes between Bellevue and Lynnwood might be undercharging solo commuters at $10. Carpoolers, who drive for free, are increasingly hard to spot in the lanes, according to anecdotal reports.

December 28, 2015 - The Seattle Times

Popularity of Electric Vehicles Threatens Viability of Bay Area's Express Lanes

The California DMV announced that the maximum of 85,000 Green Clean Air Vehicle Decals had been issued to plug-in hybrid electric vehicles, denying new Volt and plug-in Prius owners the coveted sticker allowing them free access to HOV and HOT lanes.

December 26, 2015 - San Jose Mercury News

Tukwila Intl Blvd Station Park and Ride

King County Metro Looks to the App to Solve the First Mile Problem

An app is helping to bring transit riders from their home to the nearest park-and-ride in King County, Washington.

December 7, 2015 - Crosscut

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

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