Design and construction of Indoor concrete stairs/staircase

Design and construction of stairs going from basement entrance to next floor. 1. The stairs are situated along new built concrete outer walls 2. The wall at the inside of the stairs to be constructed as an itegral part of the concrete construction. 3. The stairs will be running along outside wall and turn 90 degrees to the left at the top stairs. 4. The design shall maximise stowing space below the stairs. 5. The calculation of the stairs shall take into acount the use of wooden step inlays. i will require references from previous building of similar stairs and detail drawings before construction start.