RANT to Seattle drivers who don't zipper merge. PLEASE, Seattle drivers — understand why zipper merging (every other car) at the end is much faster and more efficient than merging early. When two ...

Zipper merging reduces backups by up to 50% during lane closures statewide. The method uses both lanes fully and merges vehicles alternately at lane ends. WSDOT urges drivers to plan, maintain speed ...

A few simple tips can save you time and reduce frustration in heavy traffic and construction zones, whether during your daily commute or a summer vacation drive. Here's a big one: Use the "zipper ...

See a "lane closed ahead" sign coming up? Your instinct might be to immediately and politely switch over to the open lane. You might look over in annoyance at the car zooming past in the ...

Take a look at a zipper on any given pair of pants and chances are it’s inscribed with the letters “YKK,” an acronym stamped on some 7 billion zippers a year. Every one of them is manufactured by a ...