ScaFixMobile tower
BoSS Ladderspan 3T mobile tower
BoSS Ladderspan 3T: 4 platform sizes and platform heights up to 12.2 m indoors and 8.2 m outdoors (EN 1004-1:2020 class 3). ScaFix reads every set-up from the manufacturer's assembly and use instructions — it never interpolates a height or scales a table.
By Ole Emil Frikstad Urstad · How the numbers are computed ·
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How many parts does a BoSS Ladderspan 3T mobile tower at 3.7 m need?
At 3.7 m platform height (outdoors) on the 1.8 × 1.45 m platform, the manufacturer's table lists 47 parts, about 159 kg in total: Frames 6, Platforms 3, Braces 18, Toe boards 8, Castors and base 8, Stabilisers 4. The table calls for 4 stabilisers. No ballast.
Platform heights in the manufacturer's tables
Each cell is the range of platform heights the manual has a row for, with the number of rows. ScaFix offers exactly these rows and no others.
| Platform | Indoors | Outdoors | Rows |
|---|---|---|---|
| 1.8 × 1.45 m | 1.2–12.2 m (23) | 1.2–8.2 m (15) | 23 rows |
| 2.5 × 1.45 m | 1.2–12.2 m (23) | 1.2–8.2 m (15) | 23 rows |
| 1.8 × 0.85 m | 1.2–12.2 m (23) | 1.2–8.2 m (15) | 23 rows |
| 2.5 × 0.85 m | 1.2–12.2 m (23) | 1.2–8.2 m (15) | 23 rows |
Parts list: BoSS Ladderspan 3T at 3.7 m (outdoors)
The manufacturer's table for this row, with stabilisers and ballast weights; the part names are the manufacturer's.
| Group | Article no. | Part | Qty |
|---|---|---|---|
| Frames | 60351300 | Span Frame 1450 4 Rung | 1 |
| Frames | 60451300 | Span Frame 1450 3 Rung | 1 |
| Frames | 60551300 | Span Frame 1450 2 Rung | 1 |
| Frames | 60951300 | Ladder Frame 1450 4 Rung | 1 |
| Frames | 61051300 | Ladder Frame 1450 3 Rung | 1 |
| Frames | 61151300 | Ladder Frame 1450 2 Rung | 1 |
| Platforms | 30151100 | Fixed Platform 1.8m | 1 |
| Platforms | 30451100 | Trapdoor Platform 1.8m | 2 |
| Braces | 31251300 | Horizontal Brace 1.8m (Red) | 10 |
| Braces | 31351300 | Diagonal Brace 2.1m (Blue) | 8 |
| Toe boards | 30150900 | Toe Board Holder | 4 |
| Toe boards | 30350900 | End Toe Board 1.45m | 2 |
| Toe boards | 30450900 | Side Toe Board 1.8m | 2 |
| Castors and base | 32842300 | Castor 150mm | 4 |
| Castors and base | 33551300 | Adjustable Leg | 4 |
| Stabilisers | 31751300 | SP7 Fixed Stabiliser | 4 |
Limits that apply
- EN 1004-1: the manufacturer's maximum platform height governs — 12.2 m indoors and 8.2 m outdoors for this tower. Never move the tower with people or materials on it, and lock the castors before use.
- Load as the manufacturer states it: Class 3: 204 kg/m²
- ScaFix lists the parts from the manufacturer's tables. It is not a structural approval: the assembly and use instructions on site govern, and a competent person inspects the tower.
Sources
The manufacturer's documents (BoSS Ladderspan 3T IM Rev G) and the standard, read on 23 October 2026.
Questions and answers
How high can a BoSS Ladderspan 3T go?
Up to 12.2 m platform height indoors and 8.2 m outdoors, as the manufacturer's tables allow. Higher set-ups are not offered.
Does a BoSS Ladderspan 3T need stabilisers or ballast?
It depends on the height, the platform and indoor or outdoor use: the table row says. At 3.7 m outdoors: The table calls for 4 stabilisers. No ballast.
Does ScaFix approve the tower?
No. ScaFix gives the parts list from the manufacturer's tables; it is not a structural approval. Follow the assembly instructions on site.