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  2. Anchor (climbing) - Wikipedia

    en.wikipedia.org/wiki/Anchor_(climbing)

    At a V-angle of 30 degrees, each of the two anchors will bear a force of about 52% of the original load. At 45 degrees, each anchor bears 54% of the load. At 60 degrees, each anchor bears 58% of the load. At 90 degrees, each anchor bears 71% of the load. At 120 degrees, each anchor bears a force equivalent to 100% of the original load.

  3. Boston Police Department - Wikipedia

    en.wikipedia.org/wiki/Boston_Police_Department

    A Boston Police Special Operations officer A Boston Police cruiser on Beacon Street Boston Police cruiser near Berklee College of Music Boston Police Department kiosk in Downtown Crossing The Boston Police Department has approximately 2,015 officers and 808 civilian personnel, with patrol services covering an area of 89.6 mi 2 (232.1 km 2 ) and ...

  4. Cop slide - Wikipedia

    en.wikipedia.org/wiki/Cop_slide

    [15] Some scientists instead argued that the police officer's fast descent was caused by the low coefficient of friction between his synthetic fabric uniform and the metal of the slide, [15] [16] as well as its curved design which one injury biomechanics expert said could cause passengers to swoop up its side, similar to the movement of a luge ...

  5. Grade (slope) - Wikipedia

    en.wikipedia.org/wiki/Grade_(slope)

    (This is the angle α opposite the "rise" side of a triangle with a right angle between vertical rise and horizontal run.) as a percentage, the formula for which is which is equivalent to the tangent of the angle of inclination times 100. In Europe and the U.S. percentage "grade" is the most commonly used figure for describing slopes.

  6. Police arrest man climbing Piscataqua River Bridge between ...

    www.aol.com/news/police-arrest-man-climbing...

    Oct. 16—Police had to use thermal imaging equipment to get a man down from the Piscataqua River Bridge late Sunday night. Just after 10 p.m., a driver alerted police that a man was running on ...

  7. Dramatic Video Shows Deputy Rushing to Save Police K-9 Who ...

    www.aol.com/dramatic-video-shows-deputy-rushing...

    The pair were returning to Donaldson's police vehicle following a critical incident and felony arrest when Zeppelin leapt over the bridge's guard rail — a 75 foot drop.

  8. Traffic Tunnel Administration Building - Wikipedia

    en.wikipedia.org/wiki/Traffic_Tunnel...

    The Traffic Tunnel Administration Building, also known as Boston Police Station Number One, is a historic government building in the North End of Boston, Massachusetts.The building occupies a prominent position facing North End Park off the Rose Kennedy Greenway, and is bounded by the park, North Street, and the trench carrying the exit point of the Sumner Tunnel.

  9. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!