10 New Ideas for Better Roads | Reader's Digest

10 New Ideas for Better Roads

Hari Kalla, a professional engineer at the Department of Transportation’s Federal Highway Administration, in Washington, D.C., reveals what the best roads have that the worst roads don’t.

By Fran Lostys from Reader's Digest
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    Turning Lanes at Stop-Controlled Intersections
    At major intersections, lanes reserved for right or left turns can dramatically reduce crashes -- in some cases, by as much as 48 percent.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    Rumble Strips and Stripes
    Grooved sections loudly announce when tires veer off course. Shoulder strips lower crashes by some 20 percent on freeways.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    Safety Edge
    Paving a gradual 30-to-35 degree slope to a road's edge helps prevent the notoriously dangerous rollovers and crashes that occur when a tire inadvertently strays over a steep edge.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    Roundabouts
    These circular intersections cut crashes by 60 to 87 percent.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    Different Lane Markings
    These give drivers more warning if they need to turn, merge, or change lanes.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    Walkways
    A sidewalk or pathway can reduce pedestrian injuries by as much as 88 percent.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    Median Barriers
    Used to separate opposing traffic on divided highways, these concrete or metal barriers have a long track record of reducing cross-median collisions.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    Solar Powered Signs
    Flashing LED signs call attention to what's important.
    Larger, More Legible Signs
    Easier to read and understand at highway speeds, jumbo stop signs measure four feet by four feet.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    Longer Yellow Lights
    Adding one second to yellow lights can reduce red-light violations by as much as 50 percent.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

    More time in the Cross-Walk
    Pedestrians don't get caught in the middle of a thoroughfare.
    Medians and Pedestrian Refuge Areas
    Creating these at pedestrian crossings lowers injuries by 46 percent.

    Plus:
    The Best, Worst, and Deadliest Roads in America
    11 Things We Do While We Drive
    8 Tips to Survive Your Drive

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