Col de zima is a climb of 4.3 kilometers (category 1). Col de zima tops out at 918 m above sea level. It is located in Nahata, Bouira, Algérie ⵍⵣⵣⴰⵢⴻⵔ الجزائر. The average gradient is 7.1% with a maximum of 14.8%. The climb has 305 meters of elevation gain.
Difficulty breakdown: The Zima climb from Nahata covers 4.3 km with 305 m of elevation gain, for an average gradient of 7.1%, which earns it its Cat 1 classification. The hard part is concentrated in the first half, with gradients of 9 to 10% over the first 1.5 km. The 1.5-2.0 km section, at 4%, gives you a brief breather before a demanding stretch from 2.0 to 3.5 km, where the gradient stays steady between 7 and 8%. The finale, more rolling (3% then 1%), lets you bring it home.
Pacing tips:
1. Manage the start On the first 1.5 km at 9-10%, keep your effort controlled and save your legs for what's coming.
2. Recover on the false flat Use the 1.5-2.0 km section at 4% to pick up the cadence again, drink and fuel up before the 2.0-3.5 km stretch.
3. Keep a steady rhythm to the top Between 2.0 and 3.5 km at 7-8%, stay seated and hold a steady cadence, and don't ease off on the finale from 4.0-4.3 km at 1%.
4.3 km • 305 m D+
VAM: average climbing speed, based on elevation gain
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