Is this 3D model free to download?

Yes, N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by jbeaudoin, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable 3D printable model by jbeaudoin

N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable photo 1

N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable photo 2

N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable photo 3

N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable photo 4

N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable

Source: Thingiverse by jbeaudoin

The N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable is a free printable 3D model from Thingiverse by jbeaudoin. A large, three-track stone arch bridge in N scale, designed for NTRAK modules. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

30 saves Source: Thingiverse Updated 2026-10-23 License: CC-BY-SA · commercial OK Category: Other

Tags: arch bridge, bridge, FDM, layout, model railroad, modular, n scale, NTrak, scenery, stone bridge, three track, viaduct

About this model

A large, three-track stone arch bridge in N scale, designed for NTRAK modules. It has an open-spandrel arch, ornate stone fascia, decorative pylons at the corners and heavy stepped piers. The deck carries all three NTRAK mainlines (red, yellow and blue), and the arch ribs are color-coded to match. It's built in left and right halves sized for normal FDM printers, and a shared pier lets you chain spans into a longer viaduct. Size - Deck: about 352 × 131.5 mm (13.9 × 5.2 in), printed as two 176 mm halves - Piers: 120 mm (4.7 in) tall What's Included (19 STLs) Deck - Left and right full-width deck halves, each printed flat in one piece - Under-deck cross-seam splice (print 4) to join the halves Arch Ribs - Red, yellow and blue ribs, left and right of each, one set under each track Fascia & Py…

Frequently asked questions

Is this 3D model free to download?: Yes. N Scale NTRAK Three-Track Stone Arch Bridge – Modular, FDM Printable is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by jbeaudoin.
Who made this model?: Designed by jbeaudoin, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.