These unsung laborers, and thats what they are, have lives. Two participants should should not have been there. One had a broken clavicle not yet healed, the other a recent heart operation and the temperature was in the 80’s. Everyone on these two sites could easily have said “not today, I want to play” or “I’m needed by my family”.
These folks were serious, all hands on deck is the de regueur (custom or socially obligarory). For the entire household that is able bodied and for all who showed up. What a wonderful way to express caring and indoctrinate those closest to us into a work ethic of helping those who are disadvantaged.