CSAH 09 drainage plans:

02-609-04/02-609-06 (four CB for bridge)
02-609-08 (Interchange project)
02-609-09
02-609-10/02-616-03
02-609-12
02-609-13 (one structure, north of CSAH 20/157th Ave
02-609-14 (3 new structures on 9 & 3 new structures on old CR 79 now Northdale Blvd)
002-609-022
002-609-023 (plan quantities shows 2 new CB and up to 4 changed from CB to manhole, but can't find on plans).