Specialty: Fabrication

Nestlé’s Natural Refrigerant Conversion project included engineering, fabrication and installation of a 1,200 ton ammonia refrigeration skid used for process and convenience cooling. Corval was the Engineer-of-Record and General Contractor on the project, which included the design-build skid, distribution piping and process cooling equipment. The system provides 2,800 GPM...
Corval provided the complete design-build refrigeration system for Northern Star Company’s new processing facility located in Chaska, MN. Corval designed and installed the new refrigeration system from the ground up. System highlights include a total system capacity of 2,140 TR with two suction levels and six (6) twin screw...
Corval was contracted for upgrades to the packaging area of the CHS, Inc. facility located in South Sioux City, Nebraska. This project included the installation of new equipment to supply food safe finished product at an increased rate of 12,000 lbs./hr and involved the replacement of existing processing equipment....
General Maintenance and Small Capital Projects – Corval Group conducted annual maintenance, small capital and turnaround projects on a regular basis totalling an average of $15,000,000 annually. Ultra Low Sulfur Hydrogen Unit – Corval Group was the piping sub-contractor responsible for the installation of over 25,000 feet of carbon...
SOUTH SYSTEMS FLEXIBILITY STATION 79 REVERSAL PROJECT for Tennessee Gas Pipeline consisted of fabrication and installation of new 42″ suction and discharge lines, 36″ discharge headers, 42″ cooler headers, and 10″ silencers lines to allow for the compressor station to send gas in either direction down the pipeline. The...
Corval fabricated and installed high pressure piping for Abengoa-Solana’s solar power electric generating facility in Arizona. This unique Concentrated Solar Power (CSP) 280 MW plant has an electrical output of 250 MW and is oversized by 70% to ensure the plant will achieve 100% coverage during the summer’s peak...
Derek Dreawves has over fifteen years of experience in fabrication and quality management. Derek directs and oversees all of manufacturing, testing and inspection, quality management and estimating. Derek ensures that products meet customer specifications and quality expectations every time. Derek’s in-depth knowledge of welding and fabrication methods, specifications, and...