Madlyn Mecca, 86, died last week in a natural gas explosion that leveled her house in Dunmore, Pa., and caused significant damage to other homes in the neighborhood.Since water and gas lines in the area were installed before industry-wide standards were put into place, some suspect the proximity of those lines – coupled with the fact they were backfilled with soil instead of loose fill – might be to blame.“In the Pennsylvania gas and water region, the gas and water lines are very close in many places and this has been a problem for some time,” Bill Kiger told The
