1 Introduction
2 Test Conditions and Procedures
Test no. | Stud type | Stud size | Stud spacing | Membrane(s) on fire-exposed side | Membrane(s) on non-exposed side | Resilient channels |
---|---|---|---|---|---|---|
1-PW | Steel | 38 mm × 90 mm | 610 mm o.c | One-layer 12.7 mm type × gypsum board | Two-layers 12.7 mm Type × gypsum board | – |
2-PW | Steel | 38 mm × 90 mm | 610 mm o.c | One-layer 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | – |
3-PW | Steel | 38 mm × 90 mm | 610 mm o.c | One-layer 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | – |
4-PW | Steel | 38 mm × 90 mm | 610 mm o.c | One-layer 12.7 mm Type × gypsum board | Two-layers 12.7 mm Type × gypsum board | – |
5-PW | Steel | 38 mm × 89 mm | 610 mm o.c | One-layer 12.7 mm type × gypsum board | Two-layers 12.7 gypsum Board | – |
6-PW | Steel | 38 mm × 90 mm | 406 mm o.c | Two-layers 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | Exposed side spaced at 406 mm o.c |
7-PW | Steel | 38 mm × 90 mm | 406 mm o.c | Two-layers 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | Exposed side spaced at 406 mm o.c |
8-PW | Steel | 38 mm × 90 mm | 406 mm o.c | Two-layers 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | Exposed side spaced at 406 mm o.c |
9-PW | Steel | 38 mm × 90 mm | 406 mm o.c | Two-layers 12.7 mm Type × gypsum board | Two-layers 12.7 mm Type × gypsum board | Exposed side spaced at 406 mm o.c |
10-PW | Wood | 38 mm × 89 mm | 406 mm o.c | One-layer 12.7 mm type × gypsum board | 2 layers 12.7 mm type × gypsum board | Exposed side spaced at 406 mm |
11-PW | Wood | 38 mm × 89 mm | 406 mm o.c | One-layers 12.7 mm type × gypsum board | 2 layers 12.7 mm type × gypsum board | Exposed side spaced at 406 mm o.c |
12-PW | Wood | 38 mm × 89 mm | 406 mm o.c | One-layer 12.7 mm Type × gypsum board | Two-layers 12.7 mm Type × gypsum board | Unexposed side spaced at 406 mm o.c |
13-PW | Wood | 38 mm × 89 mm | 406 mm o.c | One-layer 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | Unexposed side spaced at 406 mm o.c |
14-PW | Steel | 38 mm × 90 mm | 406 mm o.c | Two-layers 12.7 mm Type × gypsum board | Two-layers 12.7 mm Type × gypsum board | – |
15-PW | Wood | 38 mm × 89 mm | 406 mm o.c | One-layer 15.9 mm type × gypsum board | 2 layers 15.9 mm type × gypsum board | Exposed side spaced at 406 mm o.c |
16-PW | Wood | 38 mm × 89 mm | 406 mm o.c | Two-layers 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | Exposed side spaced at 406 mm o.c |
17-PW | Steel | Double row 38 mm × 90 mm | 406 mm o.c | Two-layer 12.7 mm type × gypsum board | 2 layers 12.7 mm type × gypsum board | – |
18-PW | Wood | Double row 38 mm × 89 mm | 406 mm o.c | One-layers 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | – |
19-PW | Steel | 38 mm × 90 mm | 610 mm o.c | Two-layers 12.7 mm type × gypsum board | Two-layers 12.7 mm type × gypsum board | Exposed side spaced at 406 mm o.c |
20-PW | Steel | 38 mm × 90 mm | 406 mm o.c | Two-layers 12.7 mm regular gypsum board | Two-layers 12.7 mm regular gypsum board | – |
21-PW | Wood | 38 mm × 89 mm | 406 mm o.c | Two-layers 12.7 mm regular gypsum board | Two-layers 12.7 mm regular gypsum board | – |
22-PW | Steel | Double row 38 mm × 89 mm | 406 mm o.c | Two-layer 12.7 mm type × gypsum board | 2 layers 12.7 mm type × gypsum board | – |
Test no. | Stud type | Insulation type and thickness | Applied load (kN) | Time to failure (min) | Mode of assembly failure |
---|---|---|---|---|---|
1-PW | Steel | – | – | 65 | Thermal |
2-PW | Steel | GFI 89 mm | – | 65 | Flame/structural |
3-PW | Steel | RFI 89 mm | – | 100 | Flame/structural |
4-PW | Steel | CFI* 89 mm | – | 62 | Flame/structural |
5-PW | Steel | RFI* 89 mm | – | 60 | Thermal |
6-PW | Steel | – | 78.4 | 77 | Thermal |
7-PW | Steel | CFI 89 mm | 78.4 | 71 | Thermal |
8-PW | Steel | GFI 89 mm | 78.4 | 56 | Thermal |
9-PW | Steel | RFI 89 mm | 78.4 | 59 | Thermal |
10-PW | Wood | GFI 89 mm | 68.0 | 51 | Structural |
11-PW | Wood | RFI 89 mm | 68.0 | 52 | Structural |
12-PW | Wood | CFI* 89 mm | 68.0 | 56 | Structural |
13-PW | Wood | RFI 89 mm | 68.0 | 58 | Structural |
14-PW | Steel | – | 78.4 | 83 | Structural |
15-PW | Wood | GFI 89 mm | 67.0 | 52 | Structural |
16-PW | Wood | GFI 89 mm | 68.0 | 79 | Structural |
17-PW | Steel | – | 156.7 | 100 | Structural |
18-PW | Wood | GFI 2x89 mm | 156.7 | 51 | Structural |
19-PW | Steel | RFI 89 mm | 52.4 | 74 | Structural |
20-PW | Steel | – | – | 63 | Thermal |
21-PW | Wood | – | – | 65 | Thermal |
22-PW | Steel | – | 156.7 | 102 | Structural |
Test no. | Stud type | Stud size | Stud spacing | Membrane(s) on fire-exposed side | Membrane(s) on non-exposed side | Membrane fastener spacing | Resilient channels | Insulation type and thickness | Applied load (kN) | Time to failure (min:s) | Mode of assembly failure |
---|---|---|---|---|---|---|---|---|---|---|---|
1-FS | Wood | 38 mm × 89 mm | 610 mm o.c | 2 layers 15.9 mm type × gypsum board | 2 layers 15.9 mm type × gypsum board | Base layer at 610 mm o.c. and face layer at 305 mm o.c. on exposed and non-exposed sides* | Exposed side spaced at 610 mm | GFI 89 mm | 49.5 | 103:45 | Structural |
2-FS | Wood | 38 mm × 89 mm | 610 mm o.c | 2 layers 15.9 mm type × gypsum board | 2 layers 15.9 mm type × gypsum board | Base layer at 610 mm o.c. and face layer at 305 mm o.c. on exposed and non-exposed sides* | Exposed side spaced at 610 mm | RFI 89 mm | 49.5 | 109:50 | Structural |
3-FS | Wood | Double row of 38 mm × 89 mm (Blocked) | 610 mm o.c | 2 layers 15.9 mm type × gypsum board | 2 layers 15.9 mm type × gypsum board | Base layer at 610 mm o.c. and face layer at 305 mm o.c. on exposed and non-exposed sides* | Exposed side spaced at 610 mm | RFI 89 mm in both rows | 99.5 | 113:54 | Structural |
4-FS | Wood | 38 mm × 89 mm (Blocked) | 610 mm o.c | 2 layers 15.9 mm type × gypsum board | 2 layers 15.9 mm type × gypsum board | Base layer at 610 mm o.c. and face layer at 305 mm o.c. on exposed and non-exposed sides* | Exposed side spaced at 610 mm | RFI 89 mm | 49.5 | 119:28 | Structural |
5-FS | Wood | Double row of 38 mm × 89 mm (Blocked) | 406 mm o.c | 2 layers 15.9 mm type × gypsum board | 2 layers 15.9 mm type × gypsum board | Base layer at 610 mm o.c. and face layer at 305 mm o.c. on exposed and non-exposed sides* | Exposed side spaced at 406 mm | RFI 89 mm in both rows | 150.2 | 117:28 | Structural |
6-FS | Wood | Double row of 38 mm × 89 mm (Blocked) | 406 mm o.c | 2 layers 15.9 mm type × gypsum board | 2 layers 15.9 mm type × gypsum board | Base layer at 610 mm o.c. and face layer at 305 mm o.c. on exposed and non-exposed sides* | Exposed side spaced at 406 mm | CFI** Full Cavity 203 mm | 150.1 | 132:12 | Structural |
7-FS | Wood | Double row of 38 mm × 89 mm | 406 mm o.c | 2 layers 15.9 mm type × gypsum board | 2 layers 15.9 mm type × gypsum board | Base layer at 610 mm o.c. and face layer at 305 mm o.c. on exposed and non-exposed sides* | Exposed Side Spaced at 406 mm | CFI** Full Cavity 203 mm | 150.1 | 130.50 | Structural |
Test no. | Stud type | Stud size | Stud spacing | Membrane on fire-exposed side | Membrane on non-exposed side (sheathing) | Membrane fastener spacing | Insulation type and thickness | Applied load (kN) | Time to failure (min:s) | Gypsum board fall-off time (min:s) | Mode of assembly failure |
---|---|---|---|---|---|---|---|---|---|---|---|
1-EW | Wood | 38 mm × 89 mm | 406 mm o.c | 15.9 mm type × interior gypsum board | 11.1 mm OSB (all joints backed) | 406 mm o.c. on exposed side; 305 mm o.c. in the field and 152 mm o.c. along edges on non-exposed sheathing side* | GFI 89 mm | 75.1 | 45:40 | 44:46 | Flame Penetration due to deflection |
2-EW | Wood | 38 mm × 89 mm | 406 mm o.c | 15.9 mm type × interior gypsum board | 15.9 mm type × Gypsum Sheathing | 406 mm o.c. on exposed and non-exposed sheathing sides* | GFI 89 mm | 75.1 | 41:00 | 41:00 | Structural |
3-EW | Wood | 38 mm × 89 mm | 406 mm o.c | 15.9 mm type × interior gypsum board | 11.1 mm OSB (all joints backed) | 406 mm o.c. on exposed side; 305 mm o.c. in the field and 152 mm o.c. along edges on non-exposed sheathing side* | RFI 89 mm | 75.1 | 55:11 | 51:49 | Structural |
4-EW | Wood | 38 mm × 89 mm | 406 mm o.c | 15.9 mm type × interior gypsum board | 15.9 mm type × gypsum sheathing | 203 mm o.c. on exposed and non-exposed sheathing sides | CFI 89 mm | 75.1 | 59:12 | 56:45 | Structural |
5-EW | Wood | 38 mm × 89 mm | 406 mm o.c | 15.9 mm type × interior gypsum board | 11.1 mm OSB (all joints backed) | 406 mm o.c. on exposed side; 305 mm o.c. in the field and 152 mm o.c. along edges on non-exposed sheathing side* | CFI** 89 mm | 75.1 | 46:35 | 44:00 | Flame Penetration Through unexposed OSB |
6-EW | Wood | 38 mm × 89 mm | 406 mm o.c | 15.9 mm type × interior gypsum board | 15.9 mm type × Gypsum Sheathing | 203 mm o.c. on exposed and non-exposed sheathing sides | GFI 89 mm | 75.1 | 56:10 | 55:00 | Flame Penetration due to deflection |
3 Description of Wall Assemblies
4 Brief Summary Results, Gaps for Future Research and Design Guidelines
4.1 Brief Summary Results
4.1.1 Interior Party Walls
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Effect of insulation type on the fire resistance in non-loadbearing asymmetrical gypsum board (1 × 2) wall assemblies with steel stud spaced at 610 mm o.c. and without resilient channels installation
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Effect of insulation type on the fire resistance of loadbearing symmetrical gypsum board (2 × 2) wall assemblies with steel studs and resilient channels spaced at 406 mm o.c. installed on the fire exposed side
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Effect of insulation type, GFI vs RFI, on the fire resistance of loadbearing asymmetrical gypsum board (1 × 2) wall assemblies with wood stud and resilient channels spaced at 406 mm o.c. and resilient channels installed on the fire exposed side (gypsum board single layer side)
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Effect of insulation type on the fire resistance in loadbearing asymmetrical (1 × 2) wall assemblies with wood stud and resilient channels spaced at 406 mm o.c., and resilient channels installed on the unexposed gypsum board double layer side
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Effect of insulation width between steel studs on the fire resistance of non-load bearing asymmetrical (1×2) wall assembly
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Effect of resilient channel installation on the fire resistance in symmetrical (2×2) wood stud walls
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Effect of resilient channels location in asymmetrical assembly (1 × 2) on the fire resistance of loadbearing wood stud walls
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Effect of gypsum board thickness on fire resistance of asymmetrical wall assemblies with resilient channels installed on fire exposed side
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Effect of number of gypsum board layers on fire resistance of an asymmetrical (1&2) vs a symmetrical (2&2) wood stud assemblies with resilient channels installed on the fire exposed side
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Effect of steel stud row on fire resistance (single row vs double row) in loadbearing symmetrical steel stud wall assemblies without insulation or resilient channels
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Effect of steel stud spacing in loadbearing assemblies with two layers of gypsum board on both the fire exposed and unexposed sides
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Effect of stud type (wood vs steel) on the fire resistance in non-loadbearing symmetrical wall assemblies (2 × 2) with two layers of regular gypsum board on both the fire exposed and unexposed sides
4.1.2 Interior Fire Separation Walls
4.1.2.1 Wall Assemblies with a Single-Row of Wood Studs
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Effect of insulation type (glass fibre vs rock fibre) on the fire resistance of wood stud wall assemblies with two layers of Type × gypsum board on both the fire-exposed and unexposed sides and resilient channels on fire-exposed side
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Effect of mid-height blocking installation on the fire resistance of wall assemblies with two layers of Type × gypsum board on both the fire-exposed and unexposed sides, rock fibre insulation in wall cavity and resilient channels on fire-exposed side
4.1.2.2 Wall Assemblies with a Double-Row of Wood Studs
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Effect of wood stud and resilient channel spacing (406 mm o.c. vs 610 mm o.c.) on the fire resistance of assemblies with two layers of Type × gypsum board on both the fire-exposed and unexposed sides, mid-height blocking, rock fibre insulation and resilient channels installed on fire-exposed side
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Effect of insulation types/application (rock fibre vs sprayed cellulose fibre with water-based mixture) on the fire resistance of wall assemblies with two layers of Type × gypsum board on both the fire-exposed and unexposed sides, insulation in wall cavities, mid-height blocking and both the wood studs and resilient channels installed on fire-exposed side spaced at 406 mm o.c.
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Effect of mid-height blocking on the fire resistance of wall assemblies with two layers of Type × gypsum board on both the fire-exposed and unexposed sides, sprayed cellulose fibre insulation with water-based mixture, and resilient channels on fire-exposed side
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Effect of wood stud rows (single vs double) on the fire resistance of wall assemblies with two layers of Type × gypsum board on both the fire-exposed and unexposed sides, rock fibre insulation, mid-height blocking and resilient channels on the fire-exposed side
4.1.3 Exterior Walls
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Effect of insulation type in exterior walls with gypsum board attached to wood studs using standard screws spacing of 406 mm o.c. and Oriented Strand Board (OSB) sheathing
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Effect of insulation type in exterior walls with gypsum board attached to wood studs using non-standard screws spacing of 203 mm o.c. and Type × gypsum glass mat sheathing
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Effect of screw spacing (standard 406 mm o.c. vs non-standard 203 mm o.c.) in exterior walls