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Re: Speed

Posted by Fine, Howard, and Fine on Wed Apr 24 10:40:43 2019, in response to Re: Speed, posted by randyo on Wed Apr 24 10:35:25 2019.

Rubber on concrete has a consistently better braking rate than steel on steel.

Forget about steel-on-steel if there are wet leaves on the tracks.

The consistently better braking rate and resulting tighter headways, is why automated peoplemovers and subway systems like Montreal's use rubber on concrete.

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