Tag: tunnels

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3 matches

Things Pathfinder-tagged with 'tunnels'

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Why Is an Anchor Threaded Rod Essential for Construction Safety?
posted in Commercial Space
Pathfinder Tags: bridges or engineering projects mining tunnels
Created on 08/24/2026 1:31 AM
by YANG ZHIEN
Proposal For An Undersea Oil Drilling Rig
posted in General Discussion
Pathfinder Tags: oil well drilling oil wells submarines tunnels
Created on 06/07/2010 6:25 PM
by ronseto
October 27, 1904: New York’s First Official Subway System
from "On This Day" In Engineering History posted in General Discussion
Pathfinder Tags: edison new york city October 27 subway tesla ...
Created on 10/27/2006 6:00 AM
by Steve Melito
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