Open String Staircase
Staircase stringer is a structural member installed on either side or in the center of a flight of stairs into which the treads and risers are fixed.
Open string staircase. When you open up the stairway on one side or both you can then see the zigzag pattern of the stair stringer which is why it s called an open stringer stairway. Pitch line the notional line connecting the nosings of all treads in a flight of stairs. Open staircases are light and contemporary letting natural light flow through to the lower floor while maintaining an uncluttered look in the stair void. Now taking up the stair which has one side open that is the string farthest from the wall which is the face string fig.
The vertical spaces between treads are open. Quarter turn 96 straight 66 half turn 56 spiral 16 circular helical square spiral. Pitch the angle between the pitch line and the horizontal. Or gradient of a staircase.
Wooden steps 121 oak steps. In a closed stringer stairway you cannot see the stringer. Open risers a staircase designed with only the horizontal surfaces of the treads fixed to the stair strings. Outer open string the side of a staircase open to view which locates the treads and risers.
Eric jones stairbuilding group offer central steel carriage strings central timber carriage strings traditional open timber stairs or cantilevered timber or steel stairs. 21 companies 153 products. The primary function of the stringer is to provide a framework or support to the tread and risers and hide the edge of the stairs exposing the tread profile. This means that the back of the staircase does not need to be hidden.
Metal 119 metal frame steel frame stainless steel frame. 77 shows a plan and side elevation of such a string. Other structure 1 submit. Wooden 35 wooden frame.
A stair stringer also called string or stringer board is the housing on either side of a flight of stairs into which the treads and risers are fixed.