Abstract
A building a house company performs plural projects in simultaneous parallel. Each project makes ends meet from various work. In addition, a resource of various roles is necessary to work. In addition, there are work and the work that a resource can do. In consideration of these, the scheduling that was decided "which work" of "which project" "when" / "who" performs is necessary. Therefore, in this study, I suggest elucidation as a limitation supplement problem for Resource Constrained Project Scheduling Problem for housing construction projects.