18df600c____Minnesota_Stormwater_Manual__1
[2] Gross Solids Removal Device (GSRD), compost tube inside of rock weep, [3] Often contained in confined space; maintenance crew will need confined space training [1] 
Route runoff through a screen or filter material to remove litter and treat particulate, and the associated nutrients, toxics and hydrocarbons
BMP options sheet for highway and road runoff management - Minnesota Stormwater Manual
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