MID RISE FEDERAL COURTHOUSE REFERENCE ESTIMATE
BACK-UP SHELL & CORE
Prepared: 1 August 2003
Date: October 2003
Shell & Core
Area: 247,000 GSF
Courts Building MID RISE
HVAC, Basis: Central Cooling Plant: 2 each
325 ton Chillers & 1 each 130 ton chiller, sized
for 50%, 50% & 20% of the cooling load.
Heating Plant: 2 each 105 HP boilers.
Underfloor air distribution with above ceiling
return air plenum. A 2 pipe reverse return
system to distribute HVAC water. Perimeter
Fan powered air supply terminal units
underfloor ( activated by a manual wall switch )
will provide increased air flow to perimeter
zones in response to cooling loads. System
includes ultrasonic humidifiers.
Note: Fuel oil tank, included with site work
BAS Automatic Temperature Controls
HVAC, Basis: Central cooling plant with 2 each
390 ton chillers. Heating: Space boilers at 20
btu/r per GSF of bldg.. Heating water & chilled
water pipe & pumping system. Perimeter fan-
powered boxes with HW heat. All air
distributed above ceiling via ducted system.
Return air ceiling plenum. Plate and frame heat
exchanger for free cooling application, cooling
towers shall be forced draft type steel frame, fire
proof fill. No humidifiers.
BAS Automatic temperature controls
Dedicated Ventilation System, 4000 cfm AHU
per floor with air distribution system, controls
and electric power wiring
Total D30 HVAC
D4010 Fire Protection Sprinkler Systems, including fire
Trotal D40 Fire Protection
Note: See Construction Criteria For Core &
Shell detail descriptions.