Bryn school needs more capacity and the school has a need for renovation. The capacity shall be increased from a 2.5 parallel school to a 3 parallel school. In addition there is a reception class and a special department within autism spectrum with 9 pupils. The current sports building and new construction shall be demolished. A new building is planned (the new building) and a new gymnasium, total approx. 7,000 m2 gross. The three listed buildings, the Main Building and the two villas, shall be renovated, total approx. 3,600 m2. The works also include various new infrastructure in the ground, a new transformer station as well as outdoor work including a noise reduction screen. The current school site is 11,811 m2. The plan area is located in Teisenveien 40 in the Alna district of Oslo municipality.