This Rollercoasters фото contains
стальной арочный мост and стальные арочный мост.
There might also be
эстакада, эстакадный мост, эстакады, фермы моста, ферменный мост, and фермовые мост.
It's the largest portable coaster in the world & the only one to feature five loops, which are еще circular than the loops on most other coasters so they exert unusually high g-forces on the passengers (up to 5.2 Gs).