Grand Junction Steel/TUMAC

Grand Junction Steel/TUMAC Formerly, a heavy plate structural steel bridge fabrication plant, located in Grand Junction CO.

If you've ever worked at Grand Junction Steel, post a message, and see who else has been here that you knew. (Try keeping your comments clean enough for grandma's eyes, ok?)

08/31/2025
05/13/2025

Pontifus Maximus- The great bridge builder.

03/01/2025

When cutting heavy plate steel with oxy propane, always use a larger tip than the chart calls for, and no more than 60 # oxygen pressure. Think oxygen volume, not oxygen pressure. You'll get cuts they can read a tape measure reflection through!

Address

Grand Junction, CO
81501

Website

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