Original sentence: 5 follows the northeast length of the state of Baja California from the Mexican-US border in Mexicali at the northern end to San Felipe in the south, the highway is entirely inside the municipality of Mexicali, however, a state highway from San Felipe to Puertecitos (municipality of Ensenada) is usually considered part of the federal highway.After the detour, the highway is a broad, divided four-lane highway with a median and ample shoulders until San Felipe.From there it is a two-lane highway with little or no shoulder in most areas until the northern end of the construction zone (in August of 2009 the construction zone ended just south of the junction with Mexican Federal Highway 3, about 45 km or 35 miles north of San Felipe).It has four lanes from here to Venustiano Carranza borough (about 48 km or 30 miles).The road begins in the border city of Mexicali
Edited sentence: 5 follows the northeast length of the state of Baja California from the Mexican-US border in Mexicali at the northern end to San Felipe in the south.After the detour, the highway is a broad, divided four-lane highway with a median and ample shoulders until it ends in San Felipe.From there it is a two-lane highway, with little or no shoulder in most areas, until the northern end of the construction zone (in August of 2009 the construction zone ended just south of the junction with Mexican Federal Highway 3, about 55 km (35 miles) north of San Felipe.However, a state highway from San Felipe to Puertecitos (municipality of Ensenada) is usually considered part of the federal highway.It has four lanes from there to ejido Venustiano Carranza (about 48 km or 30 miles).The highway is entirely inside the municipality of Mexicali.The road begins in the border city of Mexicali at the western border crossing