Here's me getting passed by a well-known local on a well-known Mountain. I'm probably going about 7 mph on 7%.
https://vimeo.com/133861835
Here's the Strava segment -
https://www.strava.com/segments/2163964
the top three guys were from the Amgen of 2013... not the Bradley Wiggins year (when it was a lot hotter).
[TABLE="class: striped, width: 939"]
[TR]
[TD="align: center"]

[/TD]
[TD="class: athlete"]
Lawson Craddock[/TD]
[TD]
May 18, 2013[/TD]
[TD]16.1mi/h[/TD]
[TD]-[/TD]
[TD="class: power"]408W

[/TD]
[TD]1,711.8[/TD]
[TD="class: last-child"]7:53[/TD]
[/TR]
[TR]
[TD="align: center"]2[/TD]
[TD="class: athlete"]
marc de maar[/TD]
[TD]
May 18, 2013[/TD]
[TD]15.8mi/h[/TD]
[TD]173bpm[/TD]
[TD="class: power"]0W

[/TD]
[TD]1,679.8[/TD]
[TD="class: last-child"]8:02[/TD]
[/TR]
[TR]
[TD="align: center"]3[/TD]
[TD="class: athlete"]
Chad Haga[/TD]
[TD]
May 18, 2013[/TD]
[TD]15.1mi/h[/TD]
[TD]171bpm[/TD]
[TD="class: power"]407W

[/TD]
[TD]1,609.7[/TD]
[TD="class: last-child"]8:23[/TD]
[/TR]
[/TABLE]