Skip to content. | Skip to navigation

Steel Circular Formwork BIRA

Adjustable vertical formwork for the construction of circular or curved walls.
Adjustable vertical formwork for the construction of circular or curved walls.

The BIRA system is a circular steel formwork system for curved walls. The simple mechanism makes it easy to curve according to the required radius.

  • Permissible concrete pressure:
    • 60 kN/m2 with tie rod Ø 15 mm
    • 80 kN/m2 with tie rod Ø 20 mm
  • Minimum curvature radius: 2.2 m
  • BIRA Formwork is available in imperial measurements
    • Concrete pressure: 1650 psf
  • High-strength steel forming face
  • Panels with only 2 rows of anchors
  • Wide range of panel heights (intervals of  25 cm are possible)
  • One width per panel (inside, outside)
  • Simple curvature blocking
  • Compatible with MEGAFORM formwork
  • Reduced number of accessories
  • Built-in components for lifting, vertical panel connection and levelling
  • Safe assembly
  • Quick joining of panels with clamps