[2] The lower reaches of the Bolshoy Pit are navigable during the spring flood between May and June up to the village Bryanka, 184 km (114 mi) from the river's mouth.

[3] The Bolshoy Pit has its source in the eastern slopes of the Yenisey Range, part of the western side of the Central Siberian Plateau.

Flowing southwestwards across the taiga of the mountainous region, it cuts across the main ridge of the Yenisey Range through a deep gorge.

[4] The Bolshoy Pit joins the right bank of the Yenisey 5 kilometres (3.1 mi) downriver from Ust-Pit village and 1,880 kilometres (1,170 mi) from the mouth of the Yenisey.

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