• ROOF
  • Purlin Single Span
  • Purlin Double Span
  • Rafter Single Span
  • Rafter Double Span
  • Roof Beam Single Span
  • Roof Beam Double Span
  • Ridge Beam Single Span
  • Ridge Beam Double Span
• LINTELS
  • Supporting Roof
  • Supporting Roof and Floor
• FLOOR
  • Joists - Single Span
  • Joists - Double Span
  • Floor Beam - Single Span
  • Floor Beam - Double Span
  • Primary Floor Beam Supporting Secondary Beam
• ABOUT
  • About
  • Coming Features
  • Spanman's History
  • Software Compliance
  • Terms and Conditions
  • Help
  • Technical
    • Weight of Building Materials
    • Applied loads
    • Additional Dead Loads
    • Deflection Criteria
    • Floor Dynamic Performance
    • Hopley's Capacity
    • Cold Formed
  • Contact Spanman
• ACCOUNT
  • New Account
  • Log in
• BUY
  • Pricing

Deflection Criteria for rafters, roof beams, joists and floor beams