Sayfa
MELBOURNE Office
1029 Mountain Highway,
Boronia VIC 3155
Australia
View in google maps
+61 3 8727 9000
+61 3 8727 9099
info@sayfa.com.au
KS100 Stair Bridge - StraightTo view the PDF CLICK HERE
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GW334
GW335
GW338
SD907.35
GW374
GW375
GW378
GW379
GW382
GW383
SD970.KOMBI
| CRITERIA | DATA | NOTES |
| ALUMINIUM EXTRUSION | ||
| KOMBI 180 | Aluminium Grade 6005A-T5 | |
| KOMBI 180 | Aluminium Grade 6005A-T5 | |
| KOMBI 60 | Aluminium Grade 6106-T6 | |
| Bracing Straps | Aluminium Grade 6106-T6 | |
| Walkway Mesh | Aluminium Grade 6106-T6 | |
| Handrail | Aluminium Grade 6106-T6 | |
| Kneerail | Aluminium Grade 6106-T6 | |
| Toe Board | Aluminium Grade 6106-T6 | |
| Stainless Steel Brackets | Stainless Steel Grade 316 | |
| Aluminium Brackets | Aluminium Grade 5083-T5 | |
| PLATFORM LOADINGS | ||
| Live Load | 2.5kPa | In accordance with AS1657:2018 |
| Concentrated Loading | 1.1kN | Applied through 100 x 100 pad at any point |
| Mesh Slip Rating | R11 | |
| Max Free Standing Height | 6000mm | Subject to Sayfa technical advice |
| Platform Support Spans | KOMBI 80 SERIES | Deflection limited to the span length divided by 100 |
| 600mm Platform - 3300mm max spacing | ||
| 900mm Platform - 2700mm max spacing | ||
| 1200mm Platform - 2500mm max spacing | ||
| KOMBI 180 SERIES | ||
| 600mm Platform - 6000mm max spacing | ||
| 900mm Platform - 5500mm max spacing | ||
| 1200mm Platform - 5100mm max spacing | ||
| Platform Mesh Openings | Personnel access under platform | Where personnel is required to access underneath platform narrow mesh (GW334) must be used. |
| STAIR LOADINGS | ||
| Live Load | 2.5kPa | Applied to tread and landing |
| Deflection | L/100 or 40mm | Whichever is the lesser |
| Tread Loadings | 2.2kN per lineal metre or a concentrated loading of 1.5kN | In accordance with AS1657:2018, Section 7.1.1 |
| Max Stair Treads | 17 treads, 18 risers | In accordance with AS1657:2018 |
| Stair Widths | Max 1500mm wide | |
| Stair Angles | 26 degrees to 44 degrees | Ideal angle is 40 degrees. Angle can be increased to reduce footprint. |
| Stair Risers | Riser - 130 ≤ R ≤ 225 | All risers and goings in the same flight of stairs shall be uniform dimensions within a tolerance of ± 5mm |
| Going - 215 ≤ G ≤ 255 | ||
| Combination = 540 ≤ (2R + G) ≤ 225 | ||
| DESIGN WIND CRITERIA | ||
| Region | A1 | |
| Regional Gust Wind Speed | V100 = 41m/s | |
| Terrain Category | 2 | |
| Topographical Multiplier | MT = 1.0 | |
| Terrain/Height Multiplier | Mzcat = 0.96 | |
| Shielding Factor | MS = 1.0 | |
| FASTENERS | ||
| Material | Stainless Steel 316 | |
| KOMBI T-Bolt Fixing | M10 x 25mm, 316 SS | |
| KOMBI Nut Torque | 60nM | |
| HANDRAIL | ||
| Platform Guardrail Post Spacing | 2000mm Max | |
| Max Handrail Height | 1000mm | Typically 987mm standard from deck to top of handrail |
| Kneerail Height Below Top Rail | 450mm from top of kneerail to underside of kneerail | |
| Platform Toe Board | Use KOMBI GW320 | Required if an object could fall from a platform or landing onto an area to which access by persons is available. |
| Platform Flooring Mass | 12kg / m2. This includes platform and handrails. | |
| Limitations of Use | Not suitable for BCA / NCC stair design. | |
| DISSIMILAR METALS | ||
| Aluminium to Concrete | To be painted with a bitumen paint. | |
| Aluminium to Roof Deck | Shall be separated with EPDM tape. | |
| Aluminium to Stainless Steel | Brackets to be powder coated or EPDM separated. | Note: This does not apply to fasteners. Ref AS/NZS 1664.1:1997 Section 5.1. |
