An Independence woman feels lucky to be alive after her home exploded Monday night following a natural gas leak.Andrea Shipley said she normally would have been in the back part of the house when it exploded. That part of the home is badly damaged. But she was dealing with a broken truck at the time of the explosion.Her two dogs, Charlie and Daisy, were in the front of the home and were unharmed.Lauren Moreland’s husband and two sons were home right across the street from the explosion.“I was at work, and they heard a boom, and our house shook. And that’s when they discovered that the house was on fire and there had been an explosion. It was terrifying,” she said.According to investigators with the Independence Fire Department, a construction crew accidentally hit the natural gas line while digging a ditch next to the home.A crew member called 911, so …