These are 3D prints that fall under infrastructure. Some of the pages my float off at some point to fall under another menu item .. or not. Time will tell on that.

Electrical

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Storm and Sewer

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Cast-iron Washers or Spools

Stolen I freely admit I stole the first part of this from the DRRR Pier article. Since it was from myself I figure that's ok. Stringers. Packing-Blocks and Friends On the first page I calculated that it would require 3ea 4-1/2″x12″ stringers under each On30 rail. I’m happy with just 2ea under the crane rail....

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O Scale Cinder Blocks

3D Stuff» Infrastructure» O Scale Cinder Blocks» Prints I printed these blocks using my Prusa i3 MK3. .4mm nozzle and .15mm layer height. It might be fun to try printing these using the .25mm nozzle I have and a lower layer height. To be honest, while the layering is visible in this photo it would...

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Boller & Hodge Bridge Shoe

Boller & Hodge Standard I found a drawing of a bridge shoe that looked like it would work for what I needed. (meaning it was simple enough). I found this is a book titled “Types and Details of Bridge Construction: Plate girders – by Frank Woodward Skinner and published in 1906. On page 158 there...

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Pipe

Pipe Overview "Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. "Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel...

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