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Stair tread

A stair tread is the horizontal portion of a set of stairs on which a person walks. The tread can be composed of wood, metal, plastic, or other materials. In residential settings, treads can be covered in carpeting. Stair treads can come in non-slip varieties, particularly in commercial or industrial locations.[1]

Styles of tread edit

There are a number of different styles of tread:

Mid flight treads. edit

Straight or flier.
A standard oblong shaped tread. used in a straight flight.
Diminishing flier.
Set into the straight section of flight before a turn, with one end narrower than the other Used to change the pitch of the handrail before a 180º turn.[2]
Winder.
wider at one end, used to turn the flight.
Kite winder.
A quadrilateral shaped tread, used in the corner of a turn: hence the kite name.

Feature or starting treads.[3] edit

These treads are used to embellish the start of a flight of stairs, they may have either a straight front to them or a commode/curved front to enhance them further.

Curtail.
An ornate tread that follows the spiral of a volute handrail, the back of the tread will cut into itself and then return along the flight.
Bullnose.
A straight tread with the front corners rounded off.
"D" ends.
So called as they look like a D shape attached to the end of the tread. A common style that may be carried up the flight for a number of treads.
Tower.
The tower feature is a cylindrical addition to the front corner of a tread, intended for setting a newel post onto, the tower may be positioned dependent on the handrail termination.
Commode front.
The addition of a curve to the front of a tread to create a more decorative feature.

USAB & ADA compliance edit

According to the United States Access Board, stair treads in buildings shall have uniform tread depths that are 11 inches, or 280 mm, at minimum. Treads are not permitted to have a slope steeper than 1:48.[4]

All stair tread installations must comply with Regulation 302 of the ADA Standards for Accessible Design. The regulation states that the surface of the [tread] must be firm, stable, and slip-resistant.[5]

Notable sets of stair treads edit

The Dylan's Candy Bar flagship location features a stair case consisting of 53 resin stair treads and three landings that are embedded with real candy and equipped with inserted abrasion strips.

China's first children's design museum, Kids Museum of Glass, has alternating black and white stair treads on its central staircase, earning the nickname "The Piano Staircase".[6]

As part of the Underground Shopping Center Public Art Project, the Seoul Metropolitan Facilities Management Corporation built a piano staircase in the underground passage at Euljiro 1-ga Station. Each step lit up and played a note as it was walked on.[7]

IDEO Labs' interns created a musical staircase during summer of 2011. Each tread played a different sound when stepped on.[8]

Johns Hopkins University students turned a Hackerman Hall staircase into a piano, with a new note per step. The Hopkins Robotics Club modified the staircase so the treads played the C scale.[9]

References edit

  1. ^ "Non-Slip Abrasive Stair Treads - Amstep.com". www.amstep.com. Retrieved 2016-02-01.
  2. ^ Modern Practical Joinery. Linden Publishing Company. 1987. p. 319. ISBN 0-941936-08-2.
  3. ^ "Feature tread designs". knostairs.com. 25 April 2019.
  4. ^ Yanchulis, Dave. "Chapter 5: General Site and Building Elements - United States Access Board". www.access-board.gov. Retrieved 2016-02-01.
  5. ^ "2010 ADA Standards for Accessible Design". www.ada.gov. 15 September 2010. Retrieved 2016-02-01.
  6. ^ "This museum is entirely made of glass". PSFK. 2015-03-05. Retrieved 2016-02-01.
  7. ^ ""Underground Landscape of Seoul"". Seoul Metropolitan Government. 2014-10-10. Retrieved 2016-01-02.
  8. ^ "Musical Staircase | IDEO Labs". Retrieved 2016-02-01.
  9. ^ "Musical stairs: Johns Hopkins students transform steps into giant piano". The Hub. 14 April 2014. Retrieved 2016-02-01.

stair, tread, stair, tread, horizontal, portion, stairs, which, person, walks, tread, composed, wood, metal, plastic, other, materials, residential, settings, treads, covered, carpeting, come, slip, varieties, particularly, commercial, industrial, locations, c. A stair tread is the horizontal portion of a set of stairs on which a person walks The tread can be composed of wood metal plastic or other materials In residential settings treads can be covered in carpeting Stair treads can come in non slip varieties particularly in commercial or industrial locations 1 Contents 1 Styles of tread 1 1 Mid flight treads 1 2 Feature or starting treads 3 2 USAB amp ADA compliance 3 Notable sets of stair treads 4 ReferencesStyles of tread editThere are a number of different styles of tread Mid flight treads edit Straight or flier A standard oblong shaped tread used in a straight flight Diminishing flier Set into the straight section of flight before a turn with one end narrower than the other Used to change the pitch of the handrail before a 180º turn 2 Winder wider at one end used to turn the flight Kite winder A quadrilateral shaped tread used in the corner of a turn hence the kite name Feature or starting treads 3 edit These treads are used to embellish the start of a flight of stairs they may have either a straight front to them or a commode curved front to enhance them further Curtail An ornate tread that follows the spiral of a volute handrail the back of the tread will cut into itself and then return along the flight Bullnose A straight tread with the front corners rounded off D ends So called as they look like a D shape attached to the end of the tread A common style that may be carried up the flight for a number of treads Tower The tower feature is a cylindrical addition to the front corner of a tread intended for setting a newel post onto the tower may be positioned dependent on the handrail termination Commode front The addition of a curve to the front of a tread to create a more decorative feature USAB amp ADA compliance editAccording to the United States Access Board stair treads in buildings shall have uniform tread depths that are 11 inches or 280 mm at minimum Treads are not permitted to have a slope steeper than 1 48 4 All stair tread installations must comply with Regulation 302 of the ADA Standards for Accessible Design The regulation states that the surface of the tread must be firm stable and slip resistant 5 Notable sets of stair treads editThe Dylan s Candy Bar flagship location features a stair case consisting of 53 resin stair treads and three landings that are embedded with real candy and equipped with inserted abrasion strips China s first children s design museum Kids Museum of Glass has alternating black and white stair treads on its central staircase earning the nickname The Piano Staircase 6 As part of the Underground Shopping Center Public Art Project the Seoul Metropolitan Facilities Management Corporation built a piano staircase in the underground passage at Euljiro 1 ga Station Each step lit up and played a note as it was walked on 7 IDEO Labs interns created a musical staircase during summer of 2011 Each tread played a different sound when stepped on 8 Johns Hopkins University students turned a Hackerman Hall staircase into a piano with a new note per step The Hopkins Robotics Club modified the staircase so the treads played the C scale 9 References edit Non Slip Abrasive Stair Treads Amstep com www amstep com Retrieved 2016 02 01 Modern Practical Joinery Linden Publishing Company 1987 p 319 ISBN 0 941936 08 2 Feature tread designs knostairs com 25 April 2019 Yanchulis Dave Chapter 5 General Site and Building Elements United States Access Board www access board gov Retrieved 2016 02 01 2010 ADA Standards for Accessible Design www ada gov 15 September 2010 Retrieved 2016 02 01 This museum is entirely made of glass PSFK 2015 03 05 Retrieved 2016 02 01 Underground Landscape of Seoul Seoul Metropolitan Government 2014 10 10 Retrieved 2016 01 02 Musical Staircase IDEO Labs Retrieved 2016 02 01 Musical stairs Johns Hopkins students transform steps into giant piano The Hub 14 April 2014 Retrieved 2016 02 01 nbsp Wikimedia Commons has media related to Stairs Retrieved from https en wikipedia org w index php title Stair tread amp oldid 1165461806, wikipedia, wiki, book, books, library,

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