public double CorrectionFactor()
{
switch (_infiltrationTestType)
{
case InfiltrationTestType.OpenPitFallingHead:
return 2;
case InfiltrationTestType.EncasedFallingHead:
return 2;
case InfiltrationTestType.DoubleRingInfiltometer:
return 1;
default:
throw new ArgumentException("Invalid enumerator");
}
}