This evening at 22:30 crews were alerted for the Structure Fire on Slightown Rd, Off Route 119, Salem Twp (90 District).  Chief 77 arrived to find a 2-story residence with heavy fire on the 2nd floor, extending down to the lower floors.  Engine 77 arrived 1st due stretching lines and throwing ladders.  Engine 34 arrived 2nd due, established a water supply for both Engines, threw ladders and advanced additional attack lines, going to work on the 1st flr and basement.  Crews put a good knock on the fire, secured utilities and spent the next couple hours with overhaul and cleanup.  Crews out 3 hrs.  Units on the scene 34, 59, 75, 77, 90, Air 113, Tankers 71 & 131 and 114 for RIT.