Recent Streetsblog NYC posts about Traffic

How Better Traffic Models Can Lead to More Mixed-Use Development

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Here’s another obscure but significant obstacle to building walkable places in America: the Institute of Transportation Engineers’ shoddy traffic generation models for mixed-use development. The model used by traffic engineers around the country to measure “trip generation” at new developments consistently overestimates the amount of motor vehicle traffic produced by mixed-use projects, according to the […]

How Green Is Grocery Delivery in Cities?

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In a recent study out of Seattle, researchers Erica Wygonik and Anne Goodchild found that having groceries delivered by truck can cut mileage by up to 85 or 95 percent compared to driving a car. “It’s like a bus for groceries,” Goodchild told NPR. “Overwhelmingly, it’s more efficient to be sharing a vehicle, even if it’s a little larger.” […]

Counting Bikes and Cars Without a Clipboard

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Liberate yourself from government transportation data that doesn’t tell you what you need to know! Break the chains of ignorance about how streets in your town are being used! Declare your independence from five-year-old data sets in PDF spreadsheets! Advocates have for too long been at the mercy of the limited data on travel patterns they […]