| Exterior
walls |
7.25"
thick, reinforced 4000psi concrete tilt-up panels
|
| Structural
Wind Load |
Environmentally
hardened to 150mph wind resistance
|
| Exterior
Glass |
Building
faÁade has no window penetrations. Exterior spandrel glass
to be placed over concrete panels for aesthetic appeal
|
| Ceiling
Height |
18'
Clear throughout (slab to bottom of joist)
|
| Column
Spacing |
30'x
40'
|
| Floor
Load |
350lbs
psf live load
|
| Roof
Design |
Deck:
Lightweight
reinforced concrete
Roof
System:
Fully
adhered GAF roof system (with twenty year warranty) rated
to withstand 150mph wind.
Drainage:
Structure
is free of internal roof drains - roof water is conveyed
via external scuppers and downspouts
|
| Flood
Zone |
Outside
of 100 yr. Flood Plain
|
| Geo-technical |
Stable
ground largely underlain with bedrock and shale
|
| ELECTRICAL |
|
|
Primary & Alternative Electrical Services/ Density |
Electrical
service delivered via Virginia Power, Circuit 705, Sterling
Park substation, Sterling, Virginia
Pre-installation
of 6500 amps/480v/3 Phase enabling electrical density of
up to 100 watts/SF
Design
provisions in place for installation of redundant alternate
power feed sourced from Virginia Power's Circuit 709
|
|
Switchgear
|
Initial
installation of four (4) 3000 amp switch gear complete with
"rack in" breakers - enabling electrical service expandability
without interruption to operations
|
| N+1
Provisions |
Pre-engineeed
Generator Platform capable of four (4) 2,000 kW generators
Pre-installation
of one (1) 2,000 kW Caterpillar Generator on parallel bus
system to provide modular expandability to four (4) 2000
kW generators
Pre-installation
of (1) 20,000 gallon underground fuel storage tank - enabling
48 hour run time for initial generator without refueling
Site
can accommodate up to three (3) additional 20,000 gallon
fuel vaults for a total of 80,000 gallons
|
| Lightning
Protection |
Active
and Passive lightning protection systems Grounding System
Equi
potential signal ground grid
|
| COMMUNICATIONS |
|
|
Fiber Optics |
Eight
(8) diverse fiber providers within close proximity of site
Two
(2) diverse Points of Entry with initial installation of
twelve (12) 4" conduits at each POE
"Room
Ready" Demarcation Area for telecommunications pre-installation
Structural
provisions for triple overhead racks (Hanging weight up
to 100lbs/LF) Satellites
Designated
roof-top satellite platform (National and International
site lines)
|
| MECHANICAL |
|
Air Conditioning |
Design
provisions for independent Direct Expansion Cooling Units
and CRAC units offering modular expandability |
| FIRE
PROTECTION |
|
| Fire
Detection |
Design
provisions for high sensitivity smoke detection Fire Suppression
Initial
installation of four zone pre-action sprinkler system
|
| SECURITY |
Building
exterior is entirely free of window penetrations - spandrel
glass over concrete panel only
Pre-installation
of perimeter fencing, controlled access to parking and loading
areas, and concrete ballards and building entrance
Design
provisions for CCTV surveillance
Pre-installed
ballistic glass (level 3 entry door)
|
