parabolic arch

parabolic arch

An arch similar to a three-centered arch but whose intrados is parabolic, with a vertical axis.
References in periodicals archive ?
Portable three hinged parabolic arch made of steel members (approximate span
The two internal primary columns supporting the central roof and forming the base of the parabolic arch needed special attention to ensure that they were maintained in their positions whilst we extended them down and constructed their new foundations.
The conduit consists of a parabolic arch resting on a concave slab that, when finished, was mounded over with earth fill to prevent frost penetration during winter.
Entering through a parabolic arch, you immediately confronted a wall with a long rectangular opening at eye level.
From less expressive trabeated steel structures, through barrel vault options, to the final parabolic arch, the engineers were able to halve the structural depth from 1,200mm to 600mm.
The airport's old hall and famous parabolic arch, once the centre-piece of the old international arrivals building, have been replaced with a temporary meeters/greeters hall (TMGH), as part of the airport's redevelopment.
A center-stage, golden parabolic arch framed the band's movements and was flanked by an enormous lemon and an olive perched atop a 100-foot toothpick.
The group, which included an architect, a sculptor, a painter, and a landscape architect, won the $40,000 prize with their design for a huge parabolic arch made of stainless steel.
Originally called the Zambesi Railway Bridge, the parabolic arch design of the Victoria Falls Bridge is a feat of engineering credited to George Hobson.
parabolic arch commemorated the Louisiana Purchase and the city's role in westward expansion.
bridge is a reinforced concrete, about 3 fields, which consists of 3 reinforced concrete parabolic arch with a span of 28 ma rise of 12 m.