clay shale

"Burnt Clay Shale" was found to be the most suitable.

For the case considered, the spoil is dominated by a disaggregated clay shale.

The major portion of the slip surface followed a slickensided clay shale zone.

Key words: clay shale, swelling, erosion, pore pressure, case history.

In district is extracted precious building materials: limestone, quartz sand, clay shale.

Key words: tunnel, monitoring, clay shale, temporary support.

In this soil white or gray yellow brown clay shale development on the hills, with thin and rocky soil.

Key words: retrogressive landslide, clay shale, residual strength, movement rates, geological age, inclinometer.

Construction of spillways on clay shale in Western Canada has resulted in some serious heave problems.

For example, a clay shale material has weaker resistance on the bedding plane than in other directions across the bedding planes.

Clearwater Formation clay shale can also be hydraulically transported in lump form but the resulting deposit requires containment.

Gardiner Dam is founded on a highly overconsolidated clay shale that had a profound influence on embankment design and performance.

A procedure incorporating geological evidence with analytical methods was developed for the back analysis of a multiple retrogressive landslide in Cretaceous clay shale.

Geological formations are composed of limestone rocks, limestone - siliceous, clay shale and conglomerate.

Key words: anisotropy, characterization, clay shale, consolidation state, physical properties, rebound, relaxation, stress state, thermal properties.

In its description of this ash, the report stated that "prehistoric firing" had resulted in baking and induration of the clay shale.

The landslides are retrogressive in nature and are seated in bentonitic clay shale of the Bearpaw Formation.

Are of volcanic orign comprising red brown loamy soil at 30-40 cm grading to sandier clay shale at 1 metre.

Of the Late Cretaceous epoch, the unit consists predominantly of clay shale with some beds of sandstone.

The seawall consists of three layers, armour boulders up to 4 tonnes, secondary armour around 360 kg and a clay shale foundation layer.

Diatomite is a major component of the formation in the hills north and south of Lompoc, where it is interbedded with diatomaceous clay shale.

The Whitemud Creek tunnel was 6.05 m in diameter and was bored through Upper Cretaceous clay shale.

The tunnel described in this paper was hand-excavated through Upper Cretaceous clay shale and temporarily supported by steel ribs and spruce laggings.

The Trimmers Rock Formation contains sandstone, siltstone, silt shale, and silty clay shale.

Local geology comprises sand, silt, and glacial clay till overlying sandstone and clay shale of the Bearpaw Formation.