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Foundation-engineering Questions Set 20:

Quiz Mode

The pore water pressure in a submerged zone is

Zero

Positive

Negative

Very low

Solution:

If the critical plane settles more than the top of the conduit, the settlement ratio is __________

Solution:

Which soil exploration method does boring fit into?

Direct

Indirect

Semi-direct

It's not a soil exploration method

Solution:

The waterlogged soils are rendered infertile because of

Lack of aeration

Lack of aeration and reduced soil temperature

Weed growth and enhanced soil erosion

All of the above

Solution:

The hydraulic head that would produce a quick sand condition in a sand stratum of thickness 1.8 m, specific gravity 2.65, and void ratio 0.65 is equal to:

0.8 m

1.2 m

1.6 m

1.8 m

Solution:

The basic requirement in a seismic refraction method is that the wave velocity in the upper layer must be greater than that of the lower layer.

less than

greater than

equal to

None of these

Solution:

Find the factor of safety of the slope of 45° with a height of 20 m in a soil with an undrained strength of 100 kN/m² and a unit weight of 20 kN/m³, where the stability number is 0.20.

1.25

1.50

1.75

Solution:

The load carrying capacity of an individual friction pile is 250 kN. What is the total load carrying capacity of a group of 4 such piles with a group efficiency factor of 0.75?

375 kN

750 kN

1100 kN

1500 kN

Solution:

In a Proctor test, the soil specimen has a bulk density of 18 kN/m³ and a moisture content of 13%. What is the additional moisture content required to saturate the sample? Given: Specific gravity, G = 2.68

10%

20%

11.3%

15%

Solution:

A cohesive soil has an angle of internal friction of 30° and a cohesion of 35 kN/m². If the specimen of this soil is subjected to a triaxial compression test, what will be the value of the lateral pressure in the soil for failure to occur at a total stress of 300 kN/m²?

36.25 kN/m²

59.59 kN/m²

66.33 kN/m²

265 kN/m²

Foundation-engineering Questions Set 20:

The pore water pressure in a submerged zone is

Solution:

If the critical plane settles more than the top of the conduit, the settlement ratio is __________

Solution:

Which soil exploration method does boring fit into?

Solution:

The waterlogged soils are rendered infertile because of

Solution:

The hydraulic head that would produce a quick sand condition in a sand stratum of thickness 1.8 m, specific gravity 2.65, and void ratio 0.65 is equal to:

Solution:

The basic requirement in a seismic refraction method is that the wave velocity in the upper layer must be greater than that of the lower layer.

Solution:

Find the factor of safety of the slope of 45° with a height of 20 m in a soil with an undrained strength of 100 kN/m² and a unit weight of 20 kN/m³, where the stability number is 0.20.

Solution:

The load carrying capacity of an individual friction pile is 250 kN. What is the total load carrying capacity of a group of 4 such piles with a group efficiency factor of 0.75?

Solution:

In a Proctor test, the soil specimen has a bulk density of 18 kN/m³ and a moisture content of 13%. What is the additional moisture content required to saturate the sample? Given: Specific gravity, G = 2.68

Solution:

A cohesive soil has an angle of internal friction of 30° and a cohesion of 35 kN/m². If the specimen of this soil is subjected to a triaxial compression test, what will be the value of the lateral pressure in the soil for failure to occur at a total stress of 300 kN/m²?

Solution:

Related Question Sets:

Related Topics:

Foundation-engineering Questions Set 20:

The pore water pressure in a submerged zone is

Solution:

If the critical plane settles more than the top of the conduit, the settlement ratio is __________

Solution:

Which soil exploration method does boring fit into?

Solution:

The waterlogged soils are rendered infertile because of

Solution:

The hydraulic head that would produce a quick sand condition in a sand stratum of thickness 1.8 m, specific gravity 2.65, and void ratio 0.65 is equal to:

Solution:

The basic requirement in a seismic refraction method is that the wave velocity in the upper layer must be greater than that of the lower layer.

Solution:

Find the factor of safety of the slope of 45° with a height of 20 m in a soil with an undrained strength of 100 kN/m2 and a unit weight of 20 kN/m3, where the stability number is 0.20.

Solution:

The load carrying capacity of an individual friction pile is 250 kN. What is the total load carrying capacity of a group of 4 such piles with a group efficiency factor of 0.75?

Solution:

In a Proctor test, the soil specimen has a bulk density of 18 kN/m³ and a moisture content of 13%. What is the additional moisture content required to saturate the sample? Given: Specific gravity, G = 2.68

Solution:

A cohesive soil has an angle of internal friction of 30° and a cohesion of 35 kN/m². If the specimen of this soil is subjected to a triaxial compression test, what will be the value of the lateral pressure in the soil for failure to occur at a total stress of 300 kN/m²?

Solution:

Related Question Sets:

Related Topics:

Find the factor of safety of the slope of 45° with a height of 20 m in a soil with an undrained strength of 100 kN/m² and a unit weight of 20 kN/m³, where the stability number is 0.20.