High Quality Content by WIKIPEDIA articles! New Mexico State Road 528 is a 15.3 mi (24.6 km) long state highway in Sandoval County and Bernalillo County, New Mexico. In Rio Rancho, the road is also known as Pat D`Arco Highway, named after former mayor of Rio Rancho Pat D`Arco. The road is signed north-south in Sandoval County and east-west in Bernalillo County.