Miniature Terrain: Roads, Rivers, & Bridges

admin | 05.03.2026

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A collection of modular magnetized road and river segments with bridges that connect seamlessly. Requires 5mm ball magnets.

Updates

  • Added a 60-degree road bend.
  • Optimized roads to reduce misprint issues.
  • Included a build with plates for the Bambu A1 Mini (largest straight pieces not included).

Roads

  • All road sections are 3 inches wide.
  • Straight segments: 1.5”, 2.5”, 5”, 6”, and 7”.
  • Curves: 22.5°, 45°, 60°, and 90°.
  • 3-way and 4-way junctions.
  • 2.5” dead end segment.
  • End cap for connection to other terrain.

Rivers

  • All river sections are 2.5 inches wide.
  • Straight segments: 4”, 6”, and 8”.
  • Bends: 22.5°, 45°, 60°, and 90°.
  • 3-way “Y” river junction segment.

Bridges

  • 4” low-water river segment with road connections.
  • 6” narrow wooden bridge designed for low water segments.
  • 4” connected river segment with an 11” wide stone bridge.

Connectors

  • Ball magnet holders that fit into road or river segments.

Notes & Tips

Buckyball is a recommended source for affordable 5mm ball magnets. For secure attachment, apply a bit of plastic cement on the connector tip before inserting it into the segment.

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Information
  • Author: admin
  • Date: 05.03.2026
  • Category: Gadgets & Electronics
  • Views: 15
  • Downloads: 9
  • Likes: 0
  • Images: 7
  • Files: 2

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