Make unique building designs with special profile joists

Special Profile Joists

40,000 ways to change the shape of steel buildings

Special profile joists
Special profile joists turn elaborate design visions into reality while containing costs

Move beyond ordinary. Special profile joists open up a world of unique architectural design possibilities that are practical and economical while delivering enhanced project performance. Special profile steel joists are available in a range of profiles that includes gable, bowstring, arched, scissor and double-pitched joists.

Our leading development of engineering specifications enables over 40,000 special profile steel joist design possibilities. To navigate the choices, New Millennium offers assistance in the form of early design collaboration.

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Gable

Gable

Flat Top Gable

Flat Top Gable

Scissor

Scissor

Compound Scissor

Compound Scissor

Bowstring

Bowstring

Sloped Bowstring

Sloped Bowstring

Arch or Barrel

Arch or Barrel

Sloped Arch or Barrel

Sloped Arch or Barrel

  • Manufactured in accordance with Steel Joist Institute specifications
  • Furnished with no camber unless otherwise specified
  • New Millennium engineers are readily available for consultation
  • All rows of bridging are bolted diagonal bridging
Load tables

Get our latest design and specification guides PDF with up-to-date standards and load tables.

Special profile joist design tool

Our online tool allows you to explore a full palette of special profile options, including gable, bowstring, scissor and arch steel joists.

Improve design, reduce costs

Use our BIM tool to optimize your project’s cost and performance, as well as reduce RFIs and streamline communication.

Case Study
Exterior Harvey E. Najim Family YMCA
‘Practical and stunning’ design

Special arched joists allow architect to realize an ambitious vision for an outdoor “Air-nasium” in Texas.

Cover of Specialty Joist Brochure
Special profile joists brochure

See how architecturally enhanced roofing systems can be achieved with our line of special profile joists.

Building a better steel experience