Originally Posted by
modelmartin
One time when I had a flat without repairs on board I walked about 4 miles home with the bike. The computer was reading 3 1/2 to 4 MPH! I have been down to 4 mph on a 20% grade in my lowest gear 30-30.
I expect that walking speed was on a relatively flat road. You could not walk that fast up a steep hill particularly while pushing the bike. When people say they can walk faster than they can ride up hill, they aren't comparing the same conditions.