elements combine to divert 1.2 million gallons
of stormwater from the combined sewer system.
When evaluating the engineering aspects,
Metro Public Works was quite interested in
exploring the potential of LID to provide a
balanced solution. Eight way-finding kiosks
were designed to include environmental graphic
panels to educate the community about the $3.1
million dollar improvements.
The street trees are planted within either
rain gardens or large tree grates with adjacent
structural soils providing ample root zones,
Bioswales of liriope, sedge, juncus (rushes), iris and itea
bulb out on both sides of the intersection. A modified
curb grate and concrete pavers dissipate the velocity of
stormwater as it enters the planter, easing erosion of
mulch and soil.
August 2013 67