Specialty: Design/Build

St. Paul, MN – Corval Group has begun construction on a design/build project for Buddy’s Kitchen in Lakeville MN, that will facilitate their future growth with 42,000 additional square footage of freezer space. Designed in cooperation with Corval’s engineering team and VAA engineering, planning, and design services, the project...
Corval Group was the general contractor, in collaboration with RSP Architects, for a 16,000 square foot building addition with a 12,000 square foot remodel of the existing facility. Highlights of this project included a new fitness center, art room, band & choral facilities and a face lift of the...
Corval was the Engineer-of-Record for this Refrigerant Conversion Skid project in Fremont. This project included the engineering, fabrication and installation of a 1,200 ton ammonia refrigeration skid used for process and convenience cooling. Our scope included the design-build skid, distribution piping, and process cooling equipment. The skid packages consisted...
Design-Build contract for expanded process piping system installation at Cargill’s Big lake facility. Cargill renovated two different process rooms with separate manufacturing equipment, Corval sized and installed the process piping for both rooms. Included the following systems: high pressure steam, hot water, cold water, cleaning foam, sanitizer, and compressed...
Corval provided a new, field-erected refrigeration system for room cooling and freeze drying processes for this WellPet facility. The project included the engineering, design, 3D drawings, controls, and a Process Safety Management program. A two-stage system was installed with the low side (-30°F) for 170 TR expandable to 700...
Corval provided complete system analyses for RDO Lamb Weston, including overall load balance and Mass and Energy balance for piping and equipment. With the results of these analyses, we recommended and provided two surge drum relocations and replacements, an evaporator upgrade, and pump upgrades. These upgrades increased the freeze...
Corval was the Mechanical Design-Builder for a new chiller plant to increase cooling capacity for TimeShare Systems’ telecommunications/data center facility. We oversaw the integration of new controls into existing system to ensure there were no interruptions to normal service during transition. We added approximately 2,000 tons of cooling via...
Corval Group is the general contractor for the renovation of this 10 floor building. Corval is also provided design-build services for this historical St. Paul project which involves a complete remodel, including a hotel, student housing, a restaurant and bar....
Corval was general contractor for the mechanical system renovation at Totino-Grace High School. The project added chilled beams in the classrooms, a new chiller and dry cooler, a new air handling unit for the chilled beams, and new controls/automation, along with upgraded classroom lighting and kitchen ventilation system. The...