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CSM 3363: Exam 2 Review(updated)questions well answered
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CSM 3363: Exam 2 Review(updated)questions well answered
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CSM 3363: Exam 2 ReviewEarthmoving - correct answer ✔✔An operation where material is removed from spots and deposited in
low spots with the "making up" of any deficit with borrow or the wasting of excess cut material.
The mass diagram - correct answer ✔✔An excellent method of analyzing linear earthmoving operations
Graphical means for measuring haul distance (stations) in terms of earthmoving volume (cubic yards) -
correct answer ✔✔The mass diagram
Mass diagram aids in identifying: - correct answer ✔✔- Where to utilize specific types of equipment
- Where quantities of material are required
- Average haul distance
- Haul grades
** Know mass diagram ** - correct answer ✔✔
Mass diagram:
Maximum is where the cut transitions into ____.
Minimum is where the fill transitions into ____. - correct answer ✔✔Fill / Cut
Economic haul distances:
Large dozers, pushing material -- Economic haul distance of ____ft. - correct answer ✔✔300ft
Economic haul distances:
Push-loaded scrapers -- Economic haul distance of ____ to ____ft. - correct answer ✔✔300 to 5,000 ft
Trucks -- Economic haul distance of > than____. - correct answer ✔✔> than 5,000 ft
, _____ is the most commonly used parameter for specifying construction operations because there is a
correlation between a soil's physical properties and its density. - correct answer ✔✔Density
Steel and concrete are construction materials that are basically _____ in composition. - correct answer
✔✔homogenous
Soil and rock are _____ in composition. - correct answer ✔✔heterogenous (rarely uniform)
Soil gradation is the distribution in percent (%) by _____, of individual particle sizes. - correct answer
✔✔weight
Organic soils are usually removed before building (true/false) - correct answer ✔✔True
Well rounded, subrounded, subangular, angular soils are non-cohesive or cohesive? - correct answer
✔✔Non-cohesive
Platy shaped soil grains and small grained (<#200 mesh sieve) soils are non-cohesive or cohesive? -
correct answer ✔✔Cohesive
**Know soil weight-volume relationships** - correct answer ✔✔
When you move rock and dirt the only thing that stays constant is? - correct answer ✔✔the weight of
the solid particles
Soil Atterburg limits: - correct answer ✔✔LL - Liquid limit
PL - Plastic limit
PI - Plasticity index
What is liquid limit? - correct answer ✔✔The water content of a soil when it passes from the plastic to
liquid state.
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