Why kill off George Stanner (the foreman)?

In the book, he falls unconscious after his arm is cut off but as far as I can recall he survived. So how come in the film, they had him killed off? Was it just to add more gory scenes?

Canada, eh? 🇨🇦🇨🇦🇨🇦🇨🇦🇨🇦 :)

"The 21st century is all flash but no substance." ~ Smog City