The battalion chief weaves his four-wheel drive Dodge Ram through mid-morning traffic in west Anaheim as he rolls to a report of a structure fire at an elementary school. Chris Richichi, who works out of Station 6, blasts his horn several times to get around motorists, some of whom come to a dead stop in left lanes. Battalion chiefs don’t go out on routine medical aid calls, which account for more than 80 percent of calls for service to AF&R’s 11 stations. Instead, Richichi and his cohorts – he is one of six battalion chiefs at AF&R, which is testing…