center stringer

center stringer

A string, 1, which is located under a flight of stairs at its midpoint and which supports its treads by cantilever action.
References in periodicals archive ?
After the chamber reached treatment temperature, it took about 100 minutes to reach 56[degrees]C at the center stringer in the stack.
Herbst wanted to make his improvements within the framework of the fence's classic design, which alternates vertical boards on opposite sides of a center stringer so there is no "bad" side.
From the point of view of tributary area of loading, the center stringer in a three-stringer stair system would be expected to carry up to 50 percent of the loading while the two side stringers would carry 25 percent of the load each.
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