The very slender structures which can be achieved with CRC have been utilised by architects on several occasions, mainly in balcony slabs and staircases.
Two examples of staircase design are a staircase at Byggeriets Hus, Copenhagen,
designed by Ole Vanggaard (engineer) and
Steen Østergård (architect) and another staircase at Aalborg Portland's main office designed by
Preben Rottbøll (architect) and
Henning Christensen (engineer).