Phil Hardberger Park offers San Antonio residents and visitors the opportunity to enjoy quality time with their family and friends in the great outdoors. Pack a picnic lunch and head out to the park to enjoy the fresh air and sunshine today. Alcohol is prohibited, most amenities are first come, first serve. ENTRANCES 13203 Blanco Rd (East Entrance) 8400 N.W. Military (West Entrance and Urban Ecology Center) PARK TRAILS EAST Trail Type: Decomposed granite/StaLock Length: 2.84 mi. WEST Trail Type: Natural Length: Length: 3.64 mi. Salado Creek Greenway Trailheads are located at 13203 Blanco Road and at 1021 Voelcker Lane.