Table 1: Specification of Diamond-Strut Safety Grating | |||||
Material | Span (inches) | Gauge | Depth | Standard stair treads | Stair treads with nosing |
Steel | Up to 30 | 14 or 12 gauge | 1-1/2" | 2 Diamonds (4-3/4") 3 Diamonds (7") 4 Diamonds (9-1/2") 5 Diamonds (11-3/4") |
3 Diamonds (8-1/8") 4 Diamonds (10-1/2") |
30–36 | 1-1/2" | ||||
36–42 | 1-1/2" | ||||
42–48 | 2" | ||||
Aluminum | Up to 42 | 0.080" | 2" | ||
Up to 48 | 0.100" | ||||
Stainless steel | Up to 30 | 316L 16 gauge | 2" | ||
Up to 36 | 304L 16 gauge |
Table 2: Specification of O-Grip Safety Grating | ||||
Pattern | Width | Channel Depth | Pre-galvanized | Weight (lb/ft.) |
13 Holes | 24" | 5" | 11 and 13 gauge. | 11.8 |
16 Holes | 30" | 5" | 11 and 13 gauge. | 13.6 |
16 Holes | 36" | 5" | 11 and 13 gauge. | 15.9 |
Table 3: Specification of Traction-Grip Safety Grating | ||||
Material | Thickness (mm) | Length | Width | Height |
Mild steel | 2.0, 2.5, 3.0 | 6000 mm | 120 mm 150 mm 180 mm 210 mm 240 mm 270 mm |
40 mm 50 mm 75 mm |
Hot-galvanized steel | 2.0, 2.5, 3.0 | |||
Stainless steel | 2.0, 2.5 | |||
Aluminum ENAW 5754 | 2.0, 2.5, 3.0 |
Table 4: Specification of Interlocking Safety Grating | |
Material | carbon steel, mill steel |
Surface treatment | Hot dipped galvanized before fabrication |
Gauge | 14 gauge, 18 gauge or 16 gauge (special) |
Span length | 24", 30", 36", 48" |
Standard Width | 12", 9", 7-1/2", 6" |
Width with nosing | 7-1/2", 10-1/2", 13-1/2" |
Height | 2-1/2" |