EXECUTION COPY AMENDMENT AGREEMENT THIS AMENDMENT AGREEMENT (this "Agreement" or this "Amendment"), dated as of July 31, 1997, is entered into by and among DRAVO CORPORATION, a Pennsylvania corporation ("Dravo "), DRAVO LIME COMPANY, a Delaware...Amendment Agreement • November 14th, 1997 • Dravo Corp • Mining & quarrying of nonmetallic minerals (no fuels) • New York
