A raised podium in a church between the In a church with a cruciform floor plan, the part of the church that lies on the side of the nave opposite to the transept. The main altar is in the choir. and the The rear part of the church which is reserved for the congregation. The nave extends to the transept. or The transept forms, as it were, the crossbeam of the cruciform floor plan. The transept consists of two semi transepts, each of which protrudes from the nave on the left and right..