Ask your propane company about permits as they'll usually handle this aspect of the installation and file all required paperwork. You can also contact the city code compliance office to ensure that all necessary gas permits and requirements are adhered to before the propane tank installation takes place.
Basically, a hernia is a defect in the abdominal wall that allows intestine to poke through. If the hernia becomes incarcerated (the intestine becomes strangled), then a blockage and rupture of the bowel can occur. This is life threateneing. Many people survive, but are permanently disfigured. A perforated bowel can mean months in the hospital, large portions of the bowel being removed, etc.
The most common complications of abdominal. wall hernias are bowel obstruction secondary to. the hernia, incarceration, and strangulation. These complications can often be detected at. clinical evaluation. Presenting symptoms may. include abdominal pain, vomiting, and disten-. tion.