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Quasi fire resistance
Performance requirement for parts rated with quasi fire resistance (45 minutes) (Building Standards Act Article 2 Clause 7, Enforcement Ordinance Article 107 Clause 2)
Part Ordinary fire Ordinary fire from indoor side
Does not deform, melt, destroyed or other damage (No.1 gDamage Resistanceh) The temperature of the surface other than the heated surface (the one facing indoors) does not rise above the ignition temperature of combustible matter (No.2 gHeat Insulationh) Prevents occurrence of cracks or other damage that will cause the fire spreading outdoors (No. 3 gFlame Retardancyh)
Wall Partition Walls Shear walls - 45 minutes 45 minutes -
Non-loadbearing wall - - 45 minutes
Outer wall Shear walls - 45 minutes
Non-loadbearing wall Parts where there is risk of fire spreading -
Parts other than the above 30 minutes 30 minutes
Column - - 45 minutes - -
Floor - - 45 minutes 45 minutes -
Beam - - 45 minutes - -
Roof ‰º‹LˆÈŠO - - 30 minutes - 30 minutes
Behind eaves Other than the following Parts where there is risk of fire spreading - 45 minutes
Parts other than the above 30 minutes
Those that are effective in fire prevention and located behind attic space or ceiling, depending on the outer wall - - -
Staircase - 30 minutes - -
Note: Time indicated in the above begin from the start of heating - indicates no restriction.

Performance requirement for parts rated with quasi fire resistance (1 hour) (Building Standards Act Article 27, Enforcement Ordinance Article 115 Clause 2 Item 2 and Article 107 Clause 2)
Part Ordinary fire Ordinary fire from indoor side
Does not deform, melt, destroyed or other damage (No.1 gDamage Resistanceh) The temperature of the surface other than the heated surface (the one facing indoors) does not rise above the ignition temperature of combustible matter (No.2 gHeat Insulationh) Prevents occurrence of cracks or other damage that will cause the fire spreading outdoors (No. 3 gFlame Retardancyh)
Wall Partition Walls Shear walls - 1 hour 1 hour -
Non-loadbearing wall - - 1 hour
Outer wall Shear walls - 1 hour
Non-loadbearing wall Parts where there is risk of fire spreading -
Parts other than the above 30 minutes 30 minutes
Column - - 1 hour - -
Floor - - 1 hour 1 hour -
Beam - - 1 hour - -
Roof Other than the following - - 30 minutes - 30 minutes
Behind eaves Other than the following Parts where there is risk of fire spreading - 1 hour
Parts other than the above 30 minutes
Those that are effective in fire prevention and located behind attic space or ceiling, depending on the outer wall - - -
Staircase - 30 minutes - -
Note: Time indicated in the above begin from the start of heating - indicates no restriction.

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