Elevation Changes in WM30K
(Amount of Uphill and Downhill)

General description of elevation changes in course:

Miles 0-3.5 uphill 
Miles 3.5-4.5 down and up 
Miles 4.5-11.8 downhill (7.3 miles) 
Miles 11.8-16.8 flat and gently rolling (5.0 miles) 
Miles 16.8-18.64 flat as a pancake (last 1.84 miles), which you'll want to eat by then!

More detailed description of elevation changes in course:

An average grade of 3 percent is considered fairly flat; rail-trails are no steeper than 3 percent. Roosa Gap Roller Coaster Run, for comparison, has a 10 percent grade uphill for 1 mile. Mt Washington Auto Road in NH is 12 percent. Whiteface Mtn Hwy in NY is 8 percent.

Miles: 0 - 3.5
Uphill: 940 feet (520 to 1460')
Downhill: 0 feet
General description: uphill, average grade of 5 percent for 3.5 miles

Miles: 3.5-4.5
Uphill: 115 feet
Downhill: 70 feet
General description: rolling hills, average grade of 4 percent for 1 mile.
It's almost all downhill from here.

Miles: 4.5 - 11.9
Uphill: 42 feet
Downhill: 973 feet
General description: flat and downhill with a few steeper downhills,
average grade of 3 percent over 7.4 miles

Miles: 11.9 - 15.0
Uphill: 186 feet
Downhill: 84 feet
General description: flat and gently rolling hills over 3.1 miles, average grade of 2 percent

Miles: 15.0 - 16.9
Uphill: 81 feet
Downhill: 172 feet
General description: flat and gently rolling hills over 1.9 miles, average grade of 3 percent

Miles: 16.9 - 18.64
Uphill: 0 feet
Downhill: 0 feet
General description: flat for last 1.74 miles

Total elevation change: 2,764 feet
Miles: 18.64
Uphill: 1382 feet
Downhill: 1382 feet
Net elevation change: 0 feet (start and finish are 120 meters apart)
Average grade: 2.8 percent