Small brush fires keep crews busy in Tierrasanta, Julian

Despite the efforts of motorists who stopped and threw dirt on it, a slow-moving fire consumed two to three acres of light brush

along state Route 52 north of Tierrasanta Saturday, authorities said.

The blaze prompted the California Highway Patrol to close the onramp

from Santo Road to westbound Route 52 for about two hours.

Crews on more than a dozen fire rigs and two firefighting helicopters

responded to 1:08 p.m. reports of a fire moving downhill, north of Route 52, on a section of the Marine Air Station at Miramar east of Interstate 15. Some people were seen getting out of their cars and trying to throw dirt on the flames, the CHP said.

No structures were threatened and no one was injured. Firefighters hadthe blaze contained by about 1:50 p.m. and under full control about 2:30 p.m., a San Diego Fire-Rescue Department dispatcher said.The cause of the fire is under investigation.In another incident, ground crews, air tankers and helicopters doused a brush fire of less than two acres Saturday east of Julian, near the community of Witch Creek, according to Cal Fire.The fire was reported at 3:28 p.m. at state Route 78 and Old JulianHighway, said Cal Fire spokeswoman Roxanne Provaznik.Two helicopters, two air tankers, eight engines, a bulldozer and twowater tenders were used to fight the fire, which was under control before 4 p.m., Provaznik said.The cause of that fire also was under investigation.The California Highway Patrol had westbound lanes of Route 78 closedwhile firefighters looked for embers and hot spots.