Re: Wheaton Metro Escalator; 2nd Longest Anywhere?

[David Johnson <trainman@ozemail.com.au>]

William Pearce wrote:

>     Re escalator lengths.
>   If anyone has a stopwatch and a bit of spare time, it is possible to
> calculate escalator slope lengths and speeds. All escalator steps are 600mm
> (0.6m) long. Firstly observe the escalator and count the number of steps
> going past in say one minute, from this one can calculate the speed.
> Secondly, step onto the same escalator and time how long it takes from top
> to bottom or v.v. With this time and the previously worked out speed in
> metres per minute or whatever, the escalator length can be worked out, and
> as all escalators run at an angle of 30 deg. to the horizontal, the vertical
> height covered is half of the calculated length.
>   Of course, by this time one would have probably been arrested by a
> security  person!

Spray paint a step and time its return!


--
David Johnson
trainman@ozemail.com.au
http://www.ozemail.com.au/~trainman/
------------------------------------
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