7 flooring workers time 700 to 500 installing
        4 pcs mb-cf-wco1
        4 pcs mb-cf-wco2
        the stairs putt  cement board

Thin-Set used by Marble:
        Beginning Balance:        53 bags
        Used:                                  2 bags
        Ending Balance:             51 bags

 7 silver sand bags total (0 use)

2 plumbing workers only