Member Directory FiltersClear () Member Type contractor (1) Contractor Specialties castinplace pipe storm drains (1) (-) demolition clearing cutting (1) excavating trenching (1) gas lines supplies (1) general engineering (1) grading paving (1) (-) pipe bursting pipe welding sanitary sewer systems (1) pipelines (1) pumps repair installation (1) water sewer drain products (1) Territory Calaveras County (1) Location Primary Location (1) Interested in becoming a member of United Contractors? Join us here. All A B C D F G J M O P S T V W Showing Results (1 - 1) of 1 J.R.H. General Engineering Inc. Member since November 2020 (209) 216-8668 Platinum Annual Sponsors All 2025 Annual Sponsors