General Info

Condon Johnson & Associates is one of the leaders in foundation and underground construction engineering technology. Its area of expertise includes jet grouting, sheet piling, geo-jet, shoring and many more. The company s services include anchored earth retention including soil nailing, soldier pile and tieback and sheet piling, large diameter drilling , duplex drilling , down-hole-hammer applications , engineering expertise and many more. The clients of Condon Johnson & Associates include Granite Construction Obayashi Construction, San Francisco International Airport (SFO), Napa Yacht Club, Bechtel and many more. Its sheet piling applications are used for marine development, excavation below the ground water.