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Modeling

Archicad design tools: Workflows, element connections, modeling tips

Articles

In order to efficiently model a basement stair and bulkhead door (i.e. not creating extra cutting bodies) elements need to be created and cut in a specific order. These steps are listed below 1. Make sure that a mesh has been placed around the outside of the foundation walls...

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Follow the steps below to create a railing with evenly spaced posts that follows the contour of a mesh. 1. Create a poly line where the railing will be. 2. Open the Set Snap Point Values dialogue box. 3. In the Snap Point Values dialogue box, set the Distance the posts will ...

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Creating and editing stairs requires to handle and consider multiple- many time contradicting- requirements. Ensuring all these factors across the design changes is challenging task for all architects. Archicad 25 brings improvements to the Stair Tool that ensure design free...

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In certain cases when users are modelling open or closed stringer stairs, the corner stringer piece does not get created, or gets created but the geometry of it is faulty. The reason behind such issues always lies in some kind of geometrical controversy. Stairs are complex e...

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Turning stairs can be constructed in 2 different methods: using turning type method or segment type method. Let's have a quick look at the main aspects of those two types. Turning Type Turning type can be used in 3 ways: Landing Winder with Equal Angles Winder with Equal Goi...

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In a previous Article we have explained how Stair Segments and Turnings work in General. In this article we will show you 2 examples of how to use them to create Stairs that have winders with Equal Goings/Runs. About Winder Options You can open the winder options dialog eith...

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In a previous Article we have explained how Stair Segments and Turnings work in General. In this article we will show you 2 examples of how to use them to create Stairs with Equal Angle winders, and explain how this winder type works in general. How Winder with Equal Angles ...

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The new Stair and Railing Tools use GDL sub-elements (such as posts, rails, etc.). Many of them are pre-defined and available by default through the element and component settings dialogs. You can find several default objects in the stock ARCHICAD library, but you can also c...

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The new Stair and Railing Tool include GDL sub-elements. Many of them are pre-defined and available by default, through the element and component settings dialogs. To create your own sub-element, you can create and customise an element and save it as a specialised Library Pa...

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This article shows general examples of how to create Metal Plate and Metal Pan Stairs. The two types are very similar to each other in structure, so the way to create them is similar as well: We will use a cantilevered structure, with profiled stringers, without finishing. F...

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Creating Favorites hasn't changed with the Stair and Railing Tool. Since it is a hierarchical element, it is a very similar method creating Favorites for a Curtain Wall and its sub-elements. Favorites for Stairs Stair: Structures and Finishes Once you set up the settings for...

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In this article we are going to create an Open Stringer Stair. To achieve this type of Stair structure, we will choose 'Beam' structure for the flight (and landing). For the opposite edge of the Stair add Stringer by ticking the box, optional 'Stringer Left' or 'Stringer Rig...

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In this article we will show you how to create a traditional cast iron Railing from Custom Panels. (If you are interested how to model the stair is used in that example, click here). Draw the two following shapes from Morph – Surface, and then extrude them in 3D by 15 mm. Th...

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In this article we will show you how to create a cantilevered stair with wedge-shaped steps. First a cantilevered, spiral stair will be placed. Then a Custom Tread will be created for having wedge-shaped steps. Draw two concentric circles, d1=1600, d2=3100. Select the Stair ...

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To place a stair you need to draw its Baseline (blue line), which is basically a polyline. So the input and the connected Pet Palette options are similar to placing the polyline in ARCHICAD. The Stair 'Input Method' (Upward / Downward) defines wherever the first click define...

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This article provides a step-by-step description for creating a metal spiral stair having a column in the middle. The unique thing in this example is that the structure of the staircase is part of the tread. To see how to place a general spiral stair, click here. Placing a s...

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With the help of the new Stair Tool we can create a unique Bullnose Stair. In the following we will describe, how to make a Railing for it. In order to make the Railing associative, we have to add an extra Node for the Railing to relate to. To do so, select the Boundary line...

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The new Stair Tool has the feature to add landing automatically during creation of the stair. Landing length can be defined in the Stair Settings under Rules & Standards: Automatic landing can be placed with one click during Stair creation. Start with creating a stair. After...

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This option is useful for creating different patterns within a railing segment. By default, a single pattern is repeated throughout a segment (a segment is the section of the railing between two nodes). The "Convert Pattern to Segment Length" feature allows you to edit patte...

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Introduction In the Railing Tool settings a Pattern can be defined. Toprail, Handrail, Rails, Inner Posts, Balusters, Panels can be added to the Pattern, which can be repeated within the Railing Segment. This article describes the distribution logic of the Pattern. Terms The...

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Introduction This article presents how to create a glass panel railing with posts. We used an L-shaped staircase where the Riser Offset is set to 0. In this case only one post will be added by the intersection point of the two flights. Let's start Activate the Railing Tool. ...

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It is possible to save elements as Library Object which can be used as custom Treads. Any ARCHICAD element can be turned into a custom Tread Library Object. This article describes you how to create a custom Tread using the Morph Tool. Activate the Stair Tool and place a Stai...

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This article outlines how to model a stair with bullnose steps. To see how to place a traditional railing on it, click here. Activate the Stair Tool and place any Stair of choice (Bullnose stairs are mostly made of wood). Navigate to the floor plan and select the Stair and c...

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There are two ways to create a spiral stair using the new Stair Tool: using the Magic Wand using the 'Arc by Centerpoint' command from the Pet Palette during the input Using the Magic Wand Place a circle on the floor plan ( Guide Line Segment,Line Tool, Wall Tool can be used...

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Let's place a U-shape stair: Activate the Stair Tool. Open the 'Stair Default Settings' and make sure that the following settings are used (Story height: 3000 mm): Click ok. Click on the floor plan to begin inputting the Stair. Start drawing the stair and do a click when you...

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This article presents you a step-by-step description for modelling a custom stair (designed by Építész Stúdió). It shows how to model the staircase using the new Stair Tool. Things needs to be known about the staircase: Story height is 3400 mm. This is a half-landing stairca...

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Also see: Stair Tool Basics - How to create Stairs with Equal Going/Run winders Stair Tool Basics - How to create Stairs with Equal Angle winders There are four different methods available to construct a Winder with Equal Goings (that is, all goings in the Stair are equal, b...

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Have you tried to trace a line in space with the morph tool to make handrails while Archicad rotated the anchor point and tube surface when changing planes? This article will show you step by step how to avoid this problem. 1. Introduce a horizontal section A horizontal sect...

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Revolved elements can be created using Complex Profiles, Shells or Morphs. In this example we are using Complex Profiles to create custom-shaped balusters. Step 1: Draw Profile Create a Complex Profile of the Baluster that you want to use. Make sure to keep one edge straight...

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