•Newly arrived workers lived in tents, mud huts, or quickly built dormitories where bedspace was assigned in shifts.•This later gave way to giant communal apartment blocks.•The foreign engineers and then the Soviet elite lived in a secluded, leafy settlement known as Berezka (the Birch Tree).•By the late 1930s, the city had massive facilities such as the Palace of Metallurgists, the Pushkin Drama Theater, the Magnit Cinema (which had several thousand seats), a circus and the steel plant itself.