Muro di Guardiagrele is a vertical wall located in Guardiagrele, a town in the province of Chieti, part of the Abruzzo region of central Italy. This asphalted street is a climb that kicks up to 30 per cent gradient and is said to be the steepest street in the country.
Muro di Guardiagrele is 610m long, with an average gradient of a massive 22.2% and peaks of 30% in the first part and around 29% in the last bend. This climb is famous as one of the most severe of any road cycling race, with an average gradient of 22,2% and a maximum of 30%. It was used in the stage 5 of the Tirreno-Adriatico bike race.
The climb rises from 132 metres over a distance of 610 metres for an average gradient of 22.2 per cent. At its steepest, near the bottom, it hits 30 per cent. The climb is enough to make a pro race look like cyclo tour.