Having the right calculations before getting started can make the task a lot easier. Stairs can take up a considerable amount of space. NUMBER OF STEPS. Stair Calculator; Buy Tool; Contact; Buy Tool. (inches) Vertical measurement from ground to landing. H — the height of the staircase – usually determined by the distance between the floors in your house. Provides a step by step display and a print out option showing the finished stringer with cut dimensions and a materials list. Building stairs for your deck is often considered “the most difficult part of” the construction project. The spiral staircase is a staircase that, turns constantly around a central axis at its rises. Method 2 : The walkline is located half-way along the stair width Method 3 : The walkline is located 2/3 of the way along the stair width, measured towards the inner handrail Method 4 : The walkline is located 50cm (20") from the outer handrail Easy to use free stair calculator by EZ Stairs. Try it, for free! 1 Floor Height From Floor To Ground (total rise) Feet. Stair Design Calculator This calculator calculates riser height from total height and number of risers and provides results for slope, rise and run ratio's, total run of the stairs, stringer length and the minimum required floor opening. Fraction. Toggle navigation. Here is the online Spiral staircase calculator which you can use to calculate the dimensions of your spiral staircase. 1 ( straight flight) 3 - (L bend, Please call through for additional Landing Price) 5 (Existing stair addition) 7 (Ashgrovian Balustrade) CHOOSE YOUR STAIRCASE. Target Riser Height . A set of steps and rooms that is leading off to it in a large building, especially a school or college. The total design height of your project measured in inches. Method 1 : The walkine is located 50 cm (20") from the inner handrail or in the centre if the stair width is less than 1m (40"). Let us help you calculate your stair design. 2 Tread Board Type. 2 - 5/4x6 2-2x6 1 - 2x12. The KOMBI stair calculator provides exact measurements to ensure compliant installs to Australian … Professional calculation of the U-shaped or half-turn staircase (Winder switchback stairs, 180 degrees turn) with online calculator KALK.PRO is easy! You may need to factor in circulation space around the stairs as well. In a typical Australian house is not uncommon for a staircase to be 1.4m wide x 5.9m long. ; D1 — internal diameter – this is the diameter of the central column. 3 Riser Board Type. To simplify the process, we’ve created this deck stair calculator to help you determine the correct measurements needed to carry out your project. ; D1 — staircase overall diameter – determined my the distance between end points of two steps which point opposite directions. of steps &etc.). Stair Calculator. 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