GDI Structures

Construction Yard:  The Construction Yard allows a player to build
other structures, so defending it should be a top priority.  It is
obtained through a MCV (Mobile Construction Vehicle).  Without this
structure it is impossible to obtain any others.

GDI Power Plant:  Power Plants supply power
to all structures in a base.  Without enough power perimeter defenses
go down and construction slows.

Barracks:  The Barracks are used to
train infantry units.  It is also a prerequisite for defenses
and the War factory.

Tiberium Refinery:  The Refinery converts the Harvesters loads of
Tiberium into credits, which are used to build everything.

Electromagnetic Pulse (EMP) Cannon: Fires an electromagnetic blast
that renders any mechanized object inoperative for a period of time.

Firestorm Generator:  Used in conjunction with Firestorm Wall Sections,
Once charged it can be activated and deactivated at will.  Creates a
force field that nothing can pass through.

Firestorm Wall Sections:  When Firestorm is charged these emit an
impenetrable force field.

Radar Installation:  The radar allows a
player to have a full view of the areas he has seen.  With out it the
player cannot view the whole battle
field at once.

Ion Cannon:  A component of the Upgrade Center, allows the player access
to the orbital weapon "The Ion Cannon" which fires a devastating blast
to any point on the battlefield.

Seeker Control:  A component of the Upgrade Center, allows for the
construction of Hunter Seeker Druids.

Power Turbine:  Upgrades placed on the Power Plant.  When fully
upgraded Power Plants work at twice the normal capacity.

Tiberium Silo:  Timberium Silos story excess Tiberium once the
refineries are full.  If there are no empty silos excess Tiberium
will be lost.

GDI War Factory:  Used to produce all
vehicles.  Certain vehicles require other prerequisites.

Component Tower:  Used as the bottom half of base perimeter defenses.
Other components are then placed on the tower for different functions.

Vulcan Cannon Component:  Consists of two mini-guns that are affective
against enemy ground units.  Placed on a Component Tower.

Rocket Propelled Grenade Upgrade:  Fires grenades at long distances to
damage ANY nearby enemy unit.  Placed on a Component Tower.

Surface to Air Missile Upgrade:  Used as base defense against enemy
aircraft.  Placed on a component Tower,

Helipad:  Allows for the construction and
rearming of GDI aircraft.

GDI Tech Center:  Conducts GDI's high tech weapons research.  Required
to build many advanced structures and units.

Service Depot:  Used to repair damaged GDI units.

Concrete Walls:  Basic concrete walls useful for temporarily stopping
enemy ground units.

GDI Automatic Gate:  Opens only for friendly units.  Prevents enemy
units and Tiberium growth from entering your base.

Pavement:  Prevents subterranean enemy units from digging up in your
base.