
    667 A.2d 212
    Mr. and Mrs. Conrad MOCK, Appellants, v. COMMONWEALTH of Pennsylvania, DEPARTMENT OF ENVIRONMENTAL RESOURCES.
    Supreme Court of Pennsylvania.
    Argued Oct. 24, 1995.
    Decided Nov. 22, 1995.
    John A. VanLuvanee, Doylestown, for Mr. & Mrs. Conrad Mock.
    Ronald M. Agulnick, West Chester, amicus curiae National Assn, of Home Builders.
    Louden L. Campbell, Harrisburg, for Builders Assn.
    Martha Blasberg, Conshohocken, for Department of Environmental Resources.
    Before NIX, C.J., and FLAHERTY, ZAPPALA, CAPPY, CASTILLE and MONTEMURO, JJ.
   ORDER

PER CURIAM:

Order affirmed.

MONTEMURO, J., participates by designation as a senior judge as provided by Pa.R.J.A. 701(f).  