When the width is very close to or much greater than the span of slab arch bridge, it is called Super-wide slab arch bridge.

It is equipped with complete tools bed knife, chopper, rape harvester, closed cab; tracks of standard type, wide type, super-wide.

That meant being able to hide his equipment on his body: "I began using a super-wide panoramic camera, which allowed me to photograph scenes with the camera wrapped in a scarf or hidden under my arm."