Construction Workers Clean Blind Woman's Feet After She Comes On Site

What's the deal? Construction workers are caught on camera in the act of helping a blind woman to wash off her feet after walking through their site. 

https://www.reddit.com/r/HumansBeingBros/comments/hjlbh3/construction_workers_washing_off_a_blind_womans/?utm_content=title&utm_medium=post_embed&utm_name=a5815a41e2104a0fa350562e15dcd360&utm_source=embedly&utm_term=hjlbh3