can you support doxplank in the mid

[bjtretheway]

can you support doxplank in the middle of its span to increase the floor loading? The only info I can find is be careful of producing negative bending as the doxplank was designed as a simple span.
Barry T.

 

[RTF5199]

This article doesn't address mid-span support for Dox Plank specifically, but does state that "...shoring in the center of the span was sometimes employed to increase the clear-span capability of the members..."

https://www.structuremag.org/wp-content/uploads/2014/08/C-EngineersNotebook-Stuart-June08.pdf