The westernmost 4.85 miles (west of West 32nd Avenue), named the Gratigny Parkway (or simply, the Gratigny), is a limited access all-electronic toll road maintained by the Miami-Dade Expressway Authority (totalling to two gantries of $0.47 each for SunPass users and $0.94 each for toll-by-plate users ) ; the easternmost 3 miles is a surface street (Northwest 119th Street) also known as Gratigny Road.