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FDOT EARTHWORK LEVEL 1
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FDOT EARTHWORK LEVEL 1
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FDOT EARTHWORK LEVEL 1Basics covered in Level 1 - Answers -Nuclear Testing
Speedy Moisture
Report Forms
Earthwork has to do with the roadway in what way? - Answers -Earthwork is the
excavation and placement of soils and materials supporting the proposed roadway.
In Earthwork what is a lift? - Answers -6" of compacted depth at full width
In Earthwork what is a Lot? - Answers -A lot is 1 lift at 500 ft or within compacted area.
Isolated compaction operations are separate lots.
Sampling at the roadway is done for - Answers -Done for base, sub grade, and
embankment.
Sampling is determined how - Answers -generated with random numbers usually by a
Verification Inspector
What is important about sampling at the roadway - Answers -Minimum of three
representative sample combined.
What is LIMS? - Answers -Laboratory Info Management System
Modified proctors are created how - Answers -With a 10lb hammer(rammer) on a 18"
drop with 56 blows per layers with 5 layers in total.
What is a standard proctor used in - Answers -It is used in embankment and structure
back fill materials
Standard proctors are created how - Answers -With a 5.5lb hammer(rammer) on a 12"
drop with 25 blows per layer with 3 layers in total
Comparison between VT and QC density test tolerance - Answers -2 lbs/pcf
What is the STRG - Answers -Sampling, Testing, and Reporting Guide (state wide)
A job guide schedule is - Answers -project specific
The material identification number for embankment in the laboratory is - Answers -004L
The material identification number for embankment in the field is - Answers -004F
The material identification number for base is - Answers -030
, PP is short for - Answers -project personel
Sampling in the field it is important to - Answers -sample each type of material and have
enough for a representative sample
When to secure samples - Answers -After material is placed but before compaction
effort is applied
Sample transmittal card the source uses what code for the jobsite - Answers -08
For material description the minimum is always - Answers -Color and texture
On sample bags be sure to put - Answers -Project #
Sample #
Location
The proctor theory is when compaction is achieved how - Answers -by inputting energy
to expel air and water in the soil voids
Compaction causes - Answers -An increase in unit weight, decrease in compressibility
and permeability.
The proctor is determined where and creates what - Answers -In a laboratory and
establishes a density standard to be used on the roadway
Lab proctors are created how - Answers -Material is gathered from the road and
prepared with different amounts of water then placed in molds and hammered
What is a modified proctor used in - Answers -It is used in base, sub grade, MSE wall
back fill materials
What is the document that itemizes the minimum requirements for sampling and
testing? - Answers -Sampling, testing, reporting guide
Unit weight is - Answers -the weight of a material occupying a volume
Wet density - Answers -is the weight of soil and water in a volume
Dry density - Answers -weight of soil solids in a volume
Moisture content - Answers -amount of water in the soil in the volume
How does moisture react with soil - Answers -acts as a lubricant permitting maximum
densification
Compaction expels air and water causing - Answers -Increase in unit weight
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