Member-Firm performs geotechnical study for a state agency through the architecture firm, on a design of national Guard armory. When the excavation constructor discovers abandoned foundations and results on $ 200,000 change order, the state agency sues the member-firm.

architect client armory; ASTM International; ASTM Standard D420; D2487;construction-claims attorney; Contract Reference Guide; definitions; geotechnical; SDO; information provided by others; litigation; natural-gas-storage tank; preliminary study; soil classification