A vehicle fire that spread to nearby vegetation triggered lane closures on southbound Interstate 15 in Rainbow Tuesday evening.An RV pulled over on the right hand side of southbound I-15 just south of Rainbow Valley Boulevard reportedly caught fire about 5:45 p.m., according to information from the California Highway Patrol.By about 10 minutes later, CHP dispatchers were being told the RV had become "fully engulfed" in flames, per a CHP incident log.North County Fire tweeted at 5:54 p.m. that the vehicle fire had spread to vegetation and firefighters were at the scene.As of about 6 p.m., the CHP's incident log indicated the right two lanes of southbound I-15 were closed in the area.The fire was estimated at about a tenth of an acre and was already contained by 6:07 p.m.
