Originally Posted by Machka

I know it's a relatively short distance overall. I just haven't climbed for that length of time (or distance) before. I have, however, ridden into strong headwinds for that and more!

I ride at about 20 km/h on flat ground, climbing I'll be down to somewhere between 8-12 km/h depending on the grade ... so we're looking at about 4 hours up.