trough roof

M-roof

M-roof
A roof formed by joining two parallel gable roofs, creating a valley between them, resembling the capital letter M in section.
References in periodicals archive ?
concrete / reinforced concrete: - 1 700 m 2 foundation plate 35 cm, - 2 600 m 2 reinforced concrete walls, - 1 200 m 2 reinforced concrete floors, - 150 m 3 foundations, - 430 m 2 wu concrete pool floors, - 880 m 2 trough roofs, - 870 m 2 in-situ concrete roofing, - 2 500 m conduits for electrical work, - supply and install components for bathing water treatment, - 270 t of reinforcing steel.