Z Shape Bridge Scaffolding Stair Tower With High Strength
Description and Application:
Stair towers are a necessity when safe and quick temporary access is needed on any new construction, rehabilitation, or industrial project.
These Scaffold Towers are perfect to access tall ceilings, roofs and tall walls. Perfect the the DIY handyman, painting, HVAC, interior decorating, or general maintenance! Our Scaffold Towers are perfect for interior and exterior work.
Technical Parameter:
| Model | JN-75 |
| Material | Q235 |
| Thickness of vertical tube (mm) | 3.25 |
| Thickness of horizontal tube (mm) | 2.2 |
| Thickness of oblique tube (mm) | 1.5 |
| Height each piece | 3 |
| Length each piece | 2.5 |
| Width each piece | 1.2 |
| Weight of each piece (KG) | 75 |
Feaures:
The stair tower is safe and convenient, easy and flexible to assemble and disassemble, and has good bearing capacity. It is highly praised by clients for its advantages.
Installation method of safety ladder:
Operator: 3 persons
Step 1: place 4 adjustable bases on the ground where the safety ladder is scheduled to be installed according to the rectangular position of 2.44x1.27 meters. Adjust the nut to the uniform height of about 120mm.
Step 2: install 1 bottom door bracket at the entrance of the ladder, and insert the door bracket vertical bar into the adjustable base. Install 2 middle layer racks on the opposite side by the same method, and install the cross bar and inclined pull bar to connect and fix the bottom door bracket and middle layer bracket.
Step 3: install the "Z" ladder. The ladder starting platform is opposite to the door frame entrance of the ground floor.
Step 4: after installing the two-layer ladder, continue to install the middle layer frame, cross bar and inclined bar. Install one layer of ladder for each middle layer frame, and so on.
Step 5: when installing the last layer of ladder, install the top frame and guard rail (cross bar), and lay 2 pedals on the top platform. Note that the top door frame should face the construction subject.
Step 6: install the bridge pedal outside the outlet of the top floor bracket. One end of the bridge pedal is connected with the top floor bracket, the other side is connected with the construction body, and the handrails are installed on both sides of the bridge pedal.
Step 7: finally install the inner rails for all ladders. At this point, safety ladder installation is completed.
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