Interpolation Calculator
for Spatial Separations
Building Classification and Fire Protection Settings
Fire Response Time:
Sprinkler System:
Input Data
Area of Exposed Building Face
m²
ft²
Limiting Distance
m
ft
Area of Unprotected or Glazed Openings
m²
ft²
Calculated Results for Non-Sprinklered Building
| Maximum Area of Unprotected Openings Permitted | — | — |
| Actual Percentage of Unprotected Openings | — | — |
| Maximum Percentage of Unprotected Openings Allowed | — | |
Minimum Construction Requirements For Exposing Building Face - Table 9.10.14.5.
| Minimum Fire-Resistance Rating of Wall | — |
| Type of Construction Required | — |
| Type of Cladding Required | — |
NOTE: Code References are to the 2020 Edition of the BC Building Code. While every effort has been made to ensure accuracy, it is the responsibility of the user to confirm all references and calculations are correct before using any data, calculations, or references in real life application. BCABD cannot be held responsible for any errors or omissions while this tool and information is used. The AHJ also holds final authority as to whether interpolations of table data or information contained on this page are acceptable. All users should do their own due diligence to ensure spatial separations and all code requirements are being met for their own projects.
© 2025 BCABD