The Bolaq (Tatar: Болак; Russian: Булак) is a canal that once flowed from the northern part of Birge Kaban to Kazanka. Today it is an isolated channel in downtown Kazan. The modern length of Bolaq is 1,550 metres (5,090 ft), and the width is 24 metres (79 ft). As a street Bolaq, or, more correctly, Uñ yaq Bolaq/Pravobulachnaya and Sul yaq Bolaq/Levobulachnaya streets is a major arterial road in Central Kazan.