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  2. 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.

  3. 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 100 × rise run {\displaystyle 100\times {\frac {\text{rise}}{\text{run}}}} which is equivalent to the tangent of the angle of inclination times 100.

  4. Anchor (climbing) - Wikipedia

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

    Angles in excess of 120 degrees can create a hazardous situation that compromises the safety of the anchor, and should generally be avoided. The sum of forces on all the individual anchors will commonly exceed 100%, and in some cases, the force on an individual anchor will be greater than the load.

  5. Angle of climb - Wikipedia

    en.wikipedia.org/wiki/Angle_of_Climb

    The angle of climb can be defined as the angle between a horizontal plane representing the Earth's surface, and the actual flight path followed by the aircraft during its ascent. The speed of an aircraft type at which the angle of climb is largest is called V X. It is always slower than V Y, the speed for the best rate of climb. As the latter ...

  6. AOL Mail

    mail.aol.com

    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!

  7. Escalator - Wikipedia

    en.wikipedia.org/wiki/Escalator

    They move at 0.3–0.9 metres per second (1–3 ft/s), like moving walkways, and may traverse vertical distances in excess of 18 metres (60 ft). Most modern escalators have single-piece aluminum or stainless steel steps that move on a system of tracks in a continuous loop.

  8. Boston Municipal Protective Services - Wikipedia

    en.wikipedia.org/wiki/Boston_Municipal...

    The Boston Municipal Protective Services Department (BMPS) is a former police agency that patrols properties owned and controlled by the City of Boston, the successor agency to the Boston Municipal Police (BMP). The primary responsibility of the agency is to provide physical security and access control for all properties owned and operated by ...

  9. 101 Federal Street - Wikipedia

    en.wikipedia.org/wiki/101_Federal_Street

    101 Federal Street is a skyscraper on Federal Street in the Financial District neighborhood of Boston, Massachusetts. Completed in 1988, the 116 meter (381 ft) building was designed by Kohn Pedersen Fox Associates PC. The building is also known as 75–101 Federal Street These buildings contain 800,000 sq ft (74,000 m 2) of office space. [1]

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