 The track was built with two types of wood, one for a different track and to the surrounding area, as well as a system for absorbing blows of the sport.The arena has 282 rooms, 49 bathrooms, eight dressing rooms and six lifts.The estimated cost for the planned complex of three arenas (Carioca 1, Carioca 2 and Carioca 3), the IBC, MPC, a hotel, and the structure of the Olympic Park was 1.678 billion Brazilian reais, including part of the public initiative and private money.