spiral stair


Also found in: Dictionary, Thesaurus.
Related to spiral stair: Spiral staircase

spiral stair

A flight of stairs, circular in plan, whose treads wind around a central newel, or post.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved

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.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Model lovers can opt for the newly launched spiral stair model made from cherry and Birchwood.
Photo: Space-efficient spiral stair uses 1/2-inch-thick brick pavers on treads, ties into pipe railing around deck
Our premier zip line canopy tour "Pine Isle Tour" consist of 11 zip lines, 1 sky bridge, dual racing line over1,500 feet, 300 spiral stair steps throughout the tour and much more.
These coruscating hues are picked up in the cylindrical lift, and a 6m-diameter spiral stair that drills through the building like a giant corkscrew.
The elegant lobby features a white marble spiral stair that ascends to a double-height banking floor above.
Since 1931, another spiral stair manufacturer -- The Iron Shop -- has enjoyed a reputation for quality and value in spiral stairs.
Mavis Wilson, 68, was brought down in a cage after crews found they couldn't use a stretcher on the spiral stair at St Helens, Merseyside.
There, he opened the house in a free and fanciful manner, giving the addition an almost dormers, a trellis-covered balcony, and a bright red spiral stair.
An atrium balustrade, a spiral stair and the butterfly screens all function as simple elements, which having been through a process of refinement, abstraction and simplification, never shout out for attention.