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ABOUT JSA

Building Addition and Renovation

Scope

Full mechanical renovation of an existing 135,818 sq. ft. classroom and the addition of a 8,919 sq. ft. media center and science classroom space.  New HVAC equipment included water-source heat pumps with closed loop tempered water system.  New cooling tower and boilers were added.  Pre-conditioned outside air was ducted to supply air diffusers in each classroom from roof-mounted dedicated outside air units.  Kitchen exhaust and makeup air units were provided with new grease and dishwasher hoods.  The theater building was upgraded with a packaged rooftop unit with gas heat, DX cooling and hot gas reheat.

Owner
Atlanta Public Schools

Mechanical Contractor
Shumate

Prime Consultant
Collins Cooper Carusi

Construction Cost
$14,000,000 (total)
$3,275,000 (mechanical)

Special Circumstances

• Extensive coordination of supply and exhaust ductwork from rooftop down through existing three level building.

• Utilized fabric ductwork in gym, cafeteria and theater building.

• Reduced ambient HVAC noise levels based on close proximity to residences.  Watersouce heatpump design allowed removal of the existing 100 Ton screw chiller.