The following test relates to the web-based training courses on the topic of soil properties. You can test your knowledge in 10 questions.
At the end of the test you can display an evaluation or repeat the test. To pass, you must answer 80% of the questions correctly.
Good luck.
0 of 10 Questions completed
Questions:
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
0 of 10 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
What is not affected by the type of subsoil?
What is meant by a “homogeneous area”?
Pick the properties that are taken into account to determine a homogeneous range.
Assign the correct soil designation to the grain sizes.
|
Clay
|
|
|
Silt
|
|
|
Sand
|
|
|
Gravel
|
|
|
Stones
|
|
Which soil is considered “frost-resistant”, i.e. is it categorised as frost sensitivity class F1?
The behaviour of cohesive soils is due to various physical factors.
Match the terms with the correct statement.
|
Capillarity
|
|
|
Adhesion
|
|
|
Cohesion
|
|
Some soils lose their load-bearing capacity if they become damp. Tick the floors for which you must ensure that they always remain dry during the construction period.
What does the friction angle in a non-cohesive soil depend on?
You are to excavate foundations at construction sites at different geographical altitudes. Assign the necessary frost-proof excavation depth in each case.
|
0,80 m
|
|
|
1,20 m
|
|
|
1,00 m
|
|
Select the correct statements to complete the text.
Use words and word groups from this list. Make sure you transfer the terms exactly into the gaps.
Soils have a loose, cohesive structure. The water present in the soil adheres to the grains of rock, but cannot hold them together because they are too . Therefore, there is no effective water film between the grains. Cohesion in the soil is achieved by the