Callahan Mechanical Education Projects Portfolio
EDUCATION

Southeast Highschool

Complete renovation on HVAC and ductwork including 44 exhaust fans, a variable refrigerant system with 13 air handlers for office area, 12 ERV’s for outside air and changed out 109 RTU’s.






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PIE Innovation Center

Pie Center is a multi-use learning facility.  Used helicopter to set 64 RTU’s ranging from 5 to 25 tons.  Fabricated ductwork, double-wall paint grip spiral pipe, and installed in each buildout.







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    McCallie School

    Demolished existing water source DX cooling tower.  Replaced with custom-designed air handler and 4 variable refrigerant condensing units totaling 50 tons. Size constraints were a challenge. The air handler was completely assembled in the chapel bell tower.







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      The University of Tennessee at Chattanooga

      Two-story Natatorium with diving pool, lap lanes, lazy river, slides and saunas.
      Fiberglass ductwork installed in the mechanical tunnel below the pool deck, and custom fabric duct.




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        Heritage High School

        245,000 sq ft, $42.5 million new High School located in Ringgold, GA.

        Make-up air system and Geothermal System with Heat Wheel and Energy Recovery Ventilators





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          Lakeview - Fort Oglethorpe High School

          $12.5 million renovation and addition to LFO High School in Ft. Oglethorpe, GA.

          Geothermal/ground source heat pumps serving new basketball gym, weight training area, locker rooms, meeting spaces & offices.