Deck 5: Soils

Question 1

A ____ test ascertains the consistency of a soil sample near the plastic limit.

A) dry strength
B) toughness
C) soil coarseness
D) shaking

Answer 1

B

Question 2

Predominantly granular soils that have minute amounts of clay particles can be stabilized by blending them with ____.

A) Portland cement
B) rock salt
C) asphalt
D) lime

Answer 2

A

Question 3

Clays and silty clay soils can be stabilized through the addition of ____, which produces a chemical reaction.

A) calcium
B) ore
C) carbon
D) lime

Answer 3

D

Question 4

Describe how loose, saturated, granular soil can be compacted.

Question 5

The ____ was developed by the U.S. Army Corps of Engineers to classify soils for use in roads, embankments, and foundations.

A) Unified Soil Classification System
B) American Association of State Highway and Transportation Officials System
C) Chicago Center for Green Technologies
D) American Society of Testing and Materials

Question 6

Name and describe the limits and indexes that are important to the understanding of soil classification.

Question 7

Describe how to test for soil coarseness.

Question 8

Explain what asphalt-soil stabilization accomplishes.

Question 9

Describe the two major types of water present in soils.

Question 10

____ of soil refers to increasing its density by mechanically forcing the soil particles closer together.

A) Blending
B) Shaking
C) Compaction
D) Consolidation