[To Parent Directory] 9/17/2020 10:44 AM 14431277 20-489 Addenda #1 VAC STA BID SET_REV_8-24-2020 djc ss.pdf 9/17/2020 10:52 AM 51774085 20-580 Addenda #1 Ackerman Vac Collection Sys Bid Set_5-8-20 djs ss.pdf