
    August 26, 1983.
    464 A.2d 539
    Black Top, et al. v. Carlo, et al., Appellants.
    Argued March 29, 1983.
    John P. Liekar, Jr., for appellants; Lawrence R. Zewe, for appellee.
    Before CAVANAUGH, BROSKY and MONTGOMERY, JJ.
   The judgment of the lower court is hereby affirmed.  