Apron tiles
A low-poly 4 × 4 m airport apron tile: grey concrete panels with dark expansion joints, a yellow taxi lead-in line outlined in black between navy airline stripes, a white stop bar, a slot drain and a ground-power pit hatch. Its edges are flat and its markings run straight through, so copies tile seamlessly in every direction.

Left rail: colours and the 4 knobs the agent wrote into this model — they rebuild the geometry and go into your download. Right rail: looks for the viewer. Drag to orbit, scroll to zoom.
- Triangles
- 710
- Vertices
- 2,082
- Meshes · materials
- 13 · 13
- Size (W × H × D)
- 4.0 m × 12 cm × 4.0 m
- File
- GLB · 75 KB
- Animation
- Static
- Style
- Low-poly
- Collection
- Airport Terminal
Palette · named materials
- concrete slab (cool grey)#7c7e83
- expansion joints, drain lips (cool grey dark)#57585c
- lead-in line (signal yellow)#ffdb29
- line outline, drain channel, hatch handle (soot black)#1b1b22
- airline livery band (navy)#1c2a54
- livery pinstripe (navy light)#344989
- stop bar (white)#f4f1ec
- drain grate, hatch lid (mid grey)#7d828c
- hatch frame (cool grey light)#a6a6a6
Use it
import { GLTFLoader } from "three/addons/loaders/GLTFLoader.js";
const gltf = await new GLTFLoader().loadAsync(
"https://assets.stoicsoft.com/1designtool/3d/models/airport-terminal-apron-tiles/c5e58e9df3/model.glb"
);
scene.add(gltf.scene); // metres, +Y up, front faces +ZHow it was made
The brief given to 1DesignTool's “3D object” template:
Apron tiles for the Airport Terminal kit. Design it as one clear asset at believable real-world scale for that setting (state the size in metres in meta.notes), with its main parts modelled and named, readable at thumbnail size and from every orbit angle. Make it a ground piece on an exact 4 × 4 m footprint with flat edges at y = 0 that tile seamlessly with its neighbours in every direction; origin at the tile centre. This is one part of the Airport Terminal kit (Low-poly style, flat-lowpoly direction): Check-in to gate. Use ONLY the kit palette, by name: cool grey #7c7e83, navy #1c2a54, signal yellow #ffdb29, white #f4f1ec, cool grey dark #57585c, navy dark #090d1b, cool grey light #a6a6a6, navy light #344989, soot black #1b1b22, warm white #f2ede2, mid grey #7d828c, dark wood #3d2a1c. Every material's `name` must be exactly the palette colour it uses — the GLB carries these names so the kit recolours as one; an unnamed material fails delivery. Kit knob: expose a param `airlineLivery` (0–1, default 0.5) for the kit's "Airline livery" setting wherever it makes sense on this part, and keep that id.
- Agent: Claude Code · Claude Opus 5.5 in 1DesignTool
- Direction: Low-poly · family scenes
- three-check PASS · glb-lint PASS
Named parts · 8
- Apron tile
- Concrete slab
- Expansion joints
- Lead-in line
- Airline livery stripes
- Stop bar
- Slot drain
- Ground-power pit hatch
Note: Size: exactly 4.00 × 4.00 m and 0.124 m tall. The concrete surface is at 0.10 m and the pit hatch lid reaches 0.124 m. The origin is at the tile centre and the bottom rests on y = 0. The lead-in line runs along Z, and the front faces +Z. How it tiles: the slab's border ring is exactly flat, and only interior facets dip (up to 12 mm, seeded). Joints on the tile edges are half width on each side, so two neighbours share one full joint. The lead-in line and livery stripes run unbroken in Z, so tiles placed front to back make one continuous stand line. The slot drain runs unbroken in X, with grate bars every 0.25 m, so its bars line up with the next tile's. Real apron slabs are about 5 m square. Here they are 2 m panels by default, so the joints divide the 4 m tile evenly. The GLB has 710 triangles in 13 meshes, is static and has no animation clip. Every material is named after its kit palette colour, so you can recolour by name. The exporter writes one material per mesh, so some colour names appear more than once (13 materials, 9 distinct colours). Warm white and dark wood are not used. The GLB is baked at the default params, and only the defaults were rendered and checked. airlineLivery (the kit's 'Airline livery') sets the width of the navy bands either side of the lead-in line: none at 0, 0.2 m at the default 0.5 and 0.4 m at 1. Tiles that should join need the same value. panelSize, lineWidth and pitHatch rebuild the tile in the viewer only. The viewer uses exposure 0.7 rather than the direction's 1.05 so the signal yellow does not wash out to cream; this does not affect the GLB. glb-lint: 0 errors and 6 heuristic warnings, all expected: the material count and duplicate warnings come from the per-mesh export; geometry is non-indexed because it is flat-shaded; the overlap warnings are nested paint layers and the drain grate sitting in its channel; the joints and stop bar register as 'detached' because they are paint seated in the slab rather than reaching y = 0; and the height is below the 1 m reference because this is a ground tile. plan-check rejects only the hyphenated library part ids (its regex allows no hyphen); the same plan with the slug de-hyphenated passes. three-check accepts those ids, and all 8 survive the GLB reload.
About the Apron tiles 3D model
Apron tiles is a free low-poly 3D model from the Airport Terminal set. It measures 4.0 m × 12 cm × 4.0 m (W × H × D) at real-world scale and is built from 710 triangles across 13 meshes, with 8 named parts. Download the 75 KB GLB and drop it into three.js, React Three Fiber, Godot or Blender — free for commercial use, no attribution required.
- Is the Apron tiles 3D model free for commercial use?
- Yes. It is free under the 1DesignTool 3D library license: use it in personal and commercial work — games, apps, websites, renders, ads and client projects — and modify it as you like, with no credit required. What you can't do is re-sell or re-distribute the file on its own or inside a model pack.
- What file format is it, and how big is it?
- A single binary glTF 2.0 file (.glb), 75 KB: 710 triangles, 2,082 vertices and 13 materials, modelled in metres at 4.0 m × 12 cm × 4.0 m.
- Can I animate Apron tiles?
- It ships as a static mesh. Its 8 named parts are separate nodes, so you can move or animate each one in your engine.
- Which engines and tools can open it?
- Anything that reads glTF 2.0. three.js, React Three Fiber, Babylon.js, Godot 4 and Blender import the GLB directly; Unity and Unreal Engine load it through their glTF importers. The snippets above show the exact code for three.js, React Three Fiber, Godot and Blender.
- How was the Apron tiles 3D model made?
- Claude Code (Claude Opus 5.5) generated it inside 1DesignTool's 3D template from a written brief, then the design kit's checks verified the geometry and the GLB before it was published. You can make your own the same way with 1DesignTool.
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Free under the 1DesignTool 3D library license. Model #43 of 872.