OFFICE BUILDING MODERNIZATION OPTION A:
SHELL & CORE BACK-UP
MINIMAL FAADE RENOVATION
Prepared: 1 August 2003
Shell & Core
Reference Date: 10/1/2003
"Great Society" Mid Rise Office Building
Area: 265,200 GSF
No Market
Market
Total Market
Comparable
Description
Quantity
Unit
Rate
Equivalent
Equivalent
(Premium $)
D
SERVICES
Conveying Systems
D10
D1010 Elevators & Lifts
Cab allowance for passenger elevator, medium
4 EA
,960.15
5,841
1 EA
,390.50
,391
Cab allowance for service elevator
141,231
Total D10 Conveying Systems
D20
Plumbing
265,200 SF
.26
9,352
(599,352)
D2010 Plumbing, Assumed 230 fixtures
265,200 SF
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.20,040
Wet Stack Allowance
Plumbing, Assumed 230 fixtures. Only one
domestic water service connection. Gas only to
resturant only. Electric water heaters at core
restrooms in lieu of central hot water system.
265,200 SF
.38
631,176
Savings to retain soil stacks in place
1 LS
(
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)Premium for performing all work as
652,392
Total D20 Plumbing
D30
HVAC
HVAC, Basis: Central Cooling Plant: 2 each
330 ton Chillers & 1 each 135 ton chiller, sized
for 50%, 50% & 20% of the cooling load.
plenum air distribution & return air plenum. A 2
pipe reverse return system to distribute HVAC
water. Perimeter heating will be above floor fin-
tube radiation. Fan powered air supply terminal
units will provide increased air flow to
perimeter zones in response to cooling loads.
265,200 SF
.51
2,787,252
Note: Fuel oil tank, included with site work
265,200 SF
.53
670,956
BAS Automatic Temperature Controls
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