Weston Middle School

Technology/Engineering Course Materials

Weston, Massachusetts
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Grade 7 Design-Construction


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Additional Material

Sheathing refers to the outer layer of a building, that keeps out the wind, rain, and cold, as well as giving the building its final appearance.

In either wood post-and-beam buildings or steel frame construction, it is not structural or load-bearing

Here are some photos of a building under construction at Boston College, showing the application of the sheathing:

Here is the steel frame of the building, with corrugated metal providing the base of the cement floors:

Here the metal studs have begun to be installed, providing the structural support for the sheathing:

Here insulation board is being attached to the metal studs, to provide a thermal barrier:

A fascia layer of stone has here been applied to the insulation board, as well as windows, to provide a final appearance:






Revised April 2015 by Jonathan Dietz, dietzj@weston.org