Construction of concrete stairs includes steps such as designing, preparing foundation, building formwork, placement of reinforcement steel bars. It explains the basic principles and common practices of detailing stairs, both by hand and with automated programs. It is a portion of stair which permits ascent or descent. Staircase information and details under construction engineering. Such methods use a 4foot design module, which governs a 16inch spacing of joists. Pdf techniques of staircase construction technical. Regulated by building codes, especially in conditions serving emergency public egress, stair details specify the height and depth of risers and treads, the widths of stairs for differing occupancy loads, the placement and dimensions of handrails and guardrails, and typical construction methods for fabricating a flight of stairs.
These include straightflight stairs, quarterturn stairs, halfturn stairs, branching stairs, and geometrical stairs. Reinforced concrete stairs cross section reinforcement detail this is a typical. Some common types of stairs are shown in figure 10. The national annex to bs en 199111 provides loading conditions for various occupancy classes. Pdf the staircase is an integral part of most buildings. Pdf staircase dimensions of stair steps and their deviations of. Design guide 2 common timber stairs gd woodworking ltd. Techniques of staircase construction technical and design instructions for stairs made of wood, steel, concrete, and natural stone. Stair details refer to the standard requirements governing each of the various components of a flight of stairs.
A stair is to be designed to span a large vertical distance by dividing it into smaller vertical distances, called steps. This section details the key design and dimensional considerations. Some of the functional requirements of staircases are. Modern steel construction october 1999 detailing stairs. The serviceability limit state for a staircase shall be determined in accordance with section 7 of eurocode 5. It is thus possible to elu cidate connections that result not only in good construction.
A brick stairs may be made of solid construction or arches. Staircases consist of a number of steps with landings at suitable intervals to provide comfort and safety for the users. Stair elevations lead to questions of detail for which solutions are required. At the end lower the stair supported by a beam and continuous. Wherever a conflict exists, the building regulations in the appropriate region are deemed to take precedence. Design of staircase examples and tutorials by sharifah maszura syed mohsin example 1. A stair is a system of steps by which people and objects may pass from one level of a building to another. These indicate vertical loading requirements for stairs and landings, as well as horizontal loads to handrails and balustrades. Stairs l staircase l staircase reinforcement l staircase. Architectural staircase construction detail of four storey building staircase design cad details. The first approach to achieving a strong, durable structure, involving economical use of materials, is to follow a basic modular plan for layout and attachment of framing members. It is a vertical portion of a step providing support to the tread.
Staircase l staircase reinforcement l staircase reinforcement details stair design a staircase is a civil structure used to easily going up and. Detailing stairs american institute of steel construction. It is connected to a landing at upper part and supported by a beam at the end of the landing. Wcd1 details for conventional wood frame construction. A stair is to be designed to span a large vertical distance by dividing it into smaller vertical distances, calledsteps. Architectural staircase construction detail of multi storey building staircase flooring design.
Reinforced concrete stairs cross section reinforcement detail. Bellerby this article is designed to provide an introduction to detailing stairs. It is a upper horizontal portion of a step upon which foot is placed while ascending or descending. Arrangement the geometrical shape of stair depends on functional usage, number of floor and size of the staircase space. This is generally lined with gyprock or left exposed if it is inside a cupboard. Regulated by building codes, stair details specify the sizes of risers and treads, stair widths, the placement of handrails and guardrails, and construction methods for fabricating stairs. Straight staircase design a reinforced concrete staircase for office use is shown in figure 1. Pdf techniques of staircase construction technical and. Reinforced concrete design 1 design of staircase examples. Introduction 3 general scope3 grade marking3 lumber seasoning4 types of frame construction platform frame. A stairis a system of steps by which people and objects may pass from one level of a building to another. Design a straight flight staircase in a residential building that is supported on reinforced concrete walls 1.