“For myself, I want no advantage over my fellow man, and if he is weaker than I, all the more is it my duty to help him.” —Eugene V. Debs
Good luck, be careful, and here's a virtual can o'spinach for ya.
Do take frequent breaks. One of the occupational hazards of jackhammerers is hypothenar hammer syndrome which, you being a writer and having to type, really don't want . . .
Frequent breaks is good advice for writers, too.