- industrialized building
- inefficient
- inelastic behaviour
- inelastic range
- inert aggregate
- inert filler
- inertia conveyor
- inertia load
- inerting system
- infant
- infilling
- infinitesimal
- inflammability
- inflammable medium
- inflammation
- inflated bridge
- inflated structure
- inflow jet
- influence surface
- influent chamber
- information
- information collection
- information interchange
- information practice
- information retrieval
- information value
- infrasorial earth
- incompressible material
- incorrodable
- incurvature
- indented beam
- Indepemdent Inspection
- Independent Inspection
- indeterminacy
- indeterminate truss
- index characteristic
- index properties
- indicator
- indirect illumination
- Indirect taxes
- individual design
- individual respirator
- individual transport
- indoor lighting
- induce
- induced draught
- induction
- induction manifold
- induction ratio
- induration
- industrial alloy
- industrial dust
- industrial engineer
- industrial park
- industrial project
- industrial town
- industrial transport
- ineffectual
- inelastic behavior
- inferable
- infiltrate
- inflatable structures
- inflation
- inflation pressure
- inflow
- influence basin
- informal
- information desk
- information input
- information machine
- information output
- information service
- information transfer
- infrared emitter
- infrared radiator
- infrastructure
- ingression
- inherent characteristic
- inherent moisture
- inherent stress
- inheritance
- inhibited paper
- initial alluminance
- initial bend
- initial camber
- initial cracking
- initial creep
- initial curing
- initial deflection
- initial density
- initial displacement
- initial event
- initial flexure
- initial illuninance
- initial inspection
- initial price
- initial pulse
- initial setting
- incidental maintenance
- incinerate