I IMPOVERISH

I

Strength of Materials

In physical mechanics, designates a moment of inertia.

ICE BLOCK Emb cle

Hydrology

An accumulation of ice in a waterway.

ICE BREAKUP D b cle

Hydrology

The breaking and the drifting of the ice layer of a river according to the current.

ICE CANDLE Chandelle de glace

Defects (Building Materials)

A stalactite of ice formed by the frost of streaming or infiltration waters that can be frequently found in tunnels and at the outlets of bridges.

ICE CLAY Argile glaciaire

Geology

A material of glacial origin that can be found in the Scandinavian fjords, for example.

ICE CONCRETE B ton la glace

Building Materials

A cellular concrete whose porosity results from the incorporation of ice.

ICEBREAKER Brise-glace

Construction

A construction erected upstream from a bridge pier with intent to protect it from shocks produced by drifting ice blocks.

ICE-SMOOTHED ROCK Roche moutonn e

Geology

Syn. with ROCHE MOUTONNEE

IDENTIFICATION SHEET Fiche d'identification

Building Materials

A document accompanying approved products such as paints, resins, etc., that sums up every piece of information concerning a product (natural product, manufacturer, various trials, characteristic of use, etc.) in tabular form.

IDENTIFICATION TEST Essai d'identification

Geotechnics

A test intended for classifying ground samples and determining their physical and chemical characteristics, namely: moisture content, specific gravity, grain-size distribution, consistency limit, contents of carbonates, and organic matter.

I-GIRDER Poutre en I

Construction

An element made up of a solid web and two flanges whose transverse section resembles the letter I (formerly known as double-T beam).