Words in here about this type of bioretention.
Bioretention on residential street, with covered drain inlet (grate in the gutter) and iron grate covered overflow in the centre of the cell, Hinsdale, IL Photo credit: CNT
Curb extension on Queen Lane, in Philidelphia
Photo credit: PWD
Curb extension with Urban Tree in a tree grate, in city showcased by the U.S Department of Transportation's, Federal Highway Administration.
Photo credit: Jennifer Rosales
Boulevard with Urban Trees along the boulevard in tree grates, in Orlando, FL.
Photo credit: Design by: GAI Consultants/Kevin Aust & Contractor: UCC Group.
Schematic of Urban Trees in tree grates in a proposed traffic-calming bump-out as part of the on Columbus Av. New York City, NY. The red arrow depicts the flow of water to the stormwater tree trench system.
Photo credit: Jonathan Toner
Curb extension with planted tree in open tree pit, part of a finished soil cell system - a tree grate for safety reasons and increased aesthetic should be added. Located on Main St. Markham, ON.
Photo credit: GreenBlue Urban Inc.