Buildings are 5, 9, and 12-storey high with one room apartments. 5 and 9 storey buildings are built from panels but the buildings with 12 floors – from panels and bricks. Typically five-storey buildings have one stairwell where there are 20 apartments on one floor and a corridor runs through the whole building. In nine-storey buildings there are only 8 apartments on one floor, which are separated into two separate corridors. There is a lift. 12-storey buildings have two lifts. In most small-family building for floor planning series 104 and series 119 planning variations were used. All apartments’ sanitary facilities are combined. These series buildings are mainly located in Pļavnieki, Purvciems, Ziepniekkalns, Ķengarags, Āgenskalns and Jugla.