Design Frequencies Sample Clauses

Design Frequencies. Developer shall use the design frequencies listed in Table 12-1 below. Highways (main lanes): ♦ culverts X X ♦ bridges X X Principal arterials: ♦ culverts X X ♦ small bridges X X ♦ major river crossings X X Minor arterials and collectors (including frontage roads): ♦ culverts X X ♦ small bridges X X ♦ major river crossings X X Local roads and streets (off-system projects): ♦ culverts X X ♦ small bridges X X Storm drain systems on Interstate and controlled access highways (main lanes): ♦ inlets and drain pipe X X ♦ inlets for depressed roadways* X X Storm drain systems on other highways and frontage: ♦ inlets and drain pipe X X ♦ inlets for depressed roadways* X X Notes. * A depressed roadway provides nowhere for water to drain even when the curb height is exceeded.