circular stair

circular stair

A stair having a cylindrical shape.
See also: Stair

circular stair

Same as spiral stair; a stair having a cylindrical staircase.

spiral stair, caracole, circular stair, cockle stair, corkscrew stair, spiral staircase

spiral stair
A flight of stairs, circular in plan, whose treads wind around a central newel. Also called a helical stair, solid newel stair.
References in periodicals archive ?
The $264,032 observation structure consists of a rectangular lower platform accessed by a ramp and an upper circular platform connected by a circular stair.
Each Floor Is Served By A Central Core Which Houses Lifts, A Circular Stair Core And Ancillary Accommodation.
Barnes and senior associate Tim Clites envisioned a sate and efficient circular stair "squeezed" into a rectangular box.
Entered through a dramatic circular stair tower, it has numerous desirable features, including a first-floor owner's suite, a two-story living room, an elevator, and flex space that can be used for a number of purposes.
The six-storey structure has a circular stair tower, octagonal rooms, a roof terrace and magnificent views of the Lickey Hills, Barr Beacon and Birmingham.
The cathedral of Quito, capital city of Ecuador, stands at the head of an incline articulated by a circular stair, in which a lower, convex hemicycle gives access to a concave hemicycle above.
Photo: First phase: new circular stair links patio with old deck through opening cut in railing
The lobby's most striking feature is a three-story circular stair.
The contracting authority wishes circular stair to purchase (see also section 5.
With Mastercam, Rock will be moving into a new niche with his business by building circular stair kits and marketing them across the country.
It is reached from the upper level by a curved concrete bridge supported on pylons, and inside is a spiral ramp that hugs the circumference, while a circular stair runs down the central void.
The underside of a circular stair becomes room sculpture in this 3,290-square-foot custom spec house near Houston.