Engineering Porn

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I wanted to add a picture of the Mazak MegaStir weld in the comments but couldn’t. (i.redd.it)

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The original was posted on /r/engineeringporn by /u/btrc74 on 2025-08-22 20:29:19+00:00.

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Oversize cargo delivery through night Prague (www.youtube.com)

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The original was posted on /r/engineeringporn by /u/KEX_CZ on 2025-08-22 13:14:44+00:00.

It is fascinating to see something with so much effort put into before and after you have the engineering knowledge and imagination.

Nothing more, nothing less, enjoy!

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Mazak MegaStir Weld. It’s cool. Just got it going. Material 416SS. We will also weld 316. (old.reddit.com)

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The original was posted on /r/engineeringporn by /u/btrc74 on 2025-08-22 03:21:51+00:00.

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Putting in a new tunnel under a 4 lane highway in just 100 hours. (old.reddit.com)

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The original was posted on /r/engineeringporn by /u/TWCRay on 2025-08-21 09:54:17+00:00.

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In a surreal engineering feat, Sweden has begun moving the iconic Kiruna Church, built in 1912, in one piece. The wooden structure is about 40 meters wide and weighs around 672 tons. It’s all bein... (www.svtplay.se)

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The original was posted on /r/engineeringporn by /u/Krusidullen88 on 2025-08-19 11:58:03+00:00.

Original Title: In a surreal engineering feat, Sweden has begun moving the iconic Kiruna Church, built in 1912, in one piece. The wooden structure is about 40 meters wide and weighs around 672 tons. It’s all being broadcasted in classic “slow TV” style.

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These are the anchor chains of the RMS Mauretania, just look at the size compared to the workers! (i.redd.it)

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The original was posted on /r/engineeringporn by /u/Ordinary_Fish_3046 on 2025-08-20 15:22:04+00:00.

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Behold! A relic from the past (i.redd.it)

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The original was posted on /r/engineeringporn by /u/wildmanJames on 2025-08-19 16:36:05+00:00.

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Pair of road–rail spider excavators (old.reddit.com)

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The original was posted on /r/engineeringporn by /u/toolgifs on 2025-08-19 20:38:57+00:00.

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Project 12321 Dzheyran (Aist-class) hovercraft on the Baltic Sea coast, 1971 (i.redd.it)

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The original was posted on /r/engineeringporn by /u/comradegallery on 2025-08-18 12:18:33+00:00.

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Building the third (relief) bore of the Belchentunnel in northern Switzerland through water and air-reactive anhydrite and gypsum (youtu.be)

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The original was posted on /r/engineeringporn by /u/LeroyoJenkins on 2025-08-19 04:28:40+00:00.

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The bow sonar sphere of a U.S. Navy Seawolf-class nuclear attack submarine during assembly or maintenance (i.redd.it)

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The original was posted on /r/engineeringporn by /u/lolikroli on 2025-08-17 21:47:52+00:00.

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UFL-2M, installation for laser induced nuclear fusion research under construction at Rosatom facility in Sarov. (www.reddit.com)

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The original was posted on /r/engineeringporn by /u/morl0v on 2025-08-18 02:03:06+00:00.

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History's Only Rocket Powered Fighter Interceptor. The ME 163 "Komet" [More Below] (old.reddit.com)

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The original was posted on /r/engineeringporn by /u/CommercialLog2885 on 2025-08-17 18:59:13+00:00.

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This electric wheelchair (old.reddit.com)

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The original was posted on /r/engineeringporn by /u/peseoane on 2025-08-17 09:14:02+00:00.

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The Greatest Model Engineer... In The World! Barrington Hares 1/5th Scale Running Merlin Engine. (youtu.be)

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The original was posted on /r/engineeringporn by /u/mxpower on 2025-08-17 05:38:34+00:00.

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XB-70 VALKYRIE, The Mach 3 Supersonic Titan (youtube.com)

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The original was posted on /r/engineeringporn by /u/Atellani on 2025-08-17 21:14:31+00:00.

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Landis stitcher (leather sewing machine) (old.reddit.com)

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The original was posted on /r/engineeringporn by /u/toolgifs on 2025-08-16 00:20:56+00:00.

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The first U.S. jet-powered flight in 1942 (old.reddit.com)

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The original was posted on /r/engineeringporn by /u/Atellani on 2025-08-15 14:01:01+00:00.

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The World’s Largest Floating Dry Dock Was Towed Across the Atlantic to Bermuda in 1869 - When Britain needed a solution for ship repairs in the Atlantic, engineers in the 1860s built the largest f... (i.redd.it)

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The original was posted on /r/engineeringporn by /u/netflixchinchilla on 2025-08-14 15:30:26+00:00.

Original Title: The World’s Largest Floating Dry Dock Was Towed Across the Atlantic to Bermuda in 1869 - When Britain needed a solution for ship repairs in the Atlantic, engineers in the 1860s built the largest floating dry dock ever attempted, a 380-foot iron structure weighing over 8,000 tons.