FDOT Earthwork Level 1 Practice Test

These questions are part of the practice quiz. Start practicing

• If a dial reading exceeds 20%, what is the prescribed action?
• What is the purpose of a field compaction test on subgrade or subbase?
• In field sampling, it is important to sample each type of material and have enough for a representative sample.
• In the described plot, what does the x-axis represent?
• Which action is appropriate when unsatisfactory material is identified in the field?
• Record the dry density to the nearest what?
• Which statement correctly defines relative compaction?
• In earthwork, what is a lift?
• How often should the speedy and scale be calibrated?
• Sampling is determined how?
• FM 1 T-80 refers to which Proctor?
• Sample transmittal card code for the jobsite
• What is a Material Test Report used for in earthwork?
• MSE wall stands for?
• If voids are present when smoothing a test site, what is the maximum void size that should be filled with native fines?
• Which test uses a device to replace soil with a measured volume of sand to determine in-situ density?
• What does QA/QC stand for in FDOT earthwork?
• In direct transmission, where is the radiation source positioned relative to the material?
• The Proctor theory is when compaction is achieved how?
• How are modified proctors created?
• On the plot, what does a single lift correspond to?
• How are the station numbers labeled on the y-axis?
• Why should the water table sign on the graph be dated and signed?
• What is the VT QC density test tolerance?
• On sample bags be sure to put
• What is the purpose of backfill around structures or utilities?
• Which test is used to determine the maximum dry density used for percent compaction?
• In the daily shift calculation, the difference between today's count and the previous average is divided by the average and multiplied by which value?
• How is the dry density determined from wet density and moisture content?
• Record the wet density to the nearest what?
• Compaction causes
• How should the drill rod be removed from the hole?
• What is a grade stake?
• Using trapezoidal cross-section method with A1=40 m^2, A2=60 m^2, A3=50 m^2 and spacing 15 m between sections, what is the total earthwork volume?
• If a dial reads 0 or extremely low, what should you do?
• Record the percent moisture to the nearest what?
• What action describes the procedure for removing the drill rod from the hole?
• What does pcf stand for in density measurements?
• What is the FDOT approach to on-site balance of earthwork quantities?
• How are earthwork volumes between two cross sections typically computed?
• Which term best describes the ratio of attained dry density to maximum dry density expressed as a percentage?
• Which item must be included on sample bags to track samples?
• Which statement describes the effect of compaction on unit weight?
• When smoothing a test site, which material should be removed?
• What is the drop height for a modified proctor test?
• How often must the gauge be calibrated per FDOT?
• Which item is typically recorded in daily field reports?
• What is the scaler on the gauge?
• What does grading tolerance refer to in FDOT projects?
• In direct transmission, photons pass through material to reach which component?
• What is the purpose of a control point in surveying for earthwork?
• Which statement best describes backscatter geometry?
• What must match between the standard block and the gauge?
• What is the typical order of operations for drainage installation during earthwork?
• Why is grade control important in earthwork?
• Gauge calibration must be performed by whom?
• Which statement accurately describes the outcome when relative compaction exceeds the target value?
• How is a failed test plotted on the graph?
• How is percentage relative compaction calculated?
• Compaction expels air and water causing which outcomes?
• What is important about sampling at the roadway?
• What is the material identification number for embankment in the field?
• QA/QC activities focus on what in FDOT earthwork?
• Which statement about swell factor is true?
• How are standard proctors created?
• What is the material identification number for base?
• Which items constitute the main earthwork components on a typical FDOT project?
• When to secure samples?
• What is subgrade?
• The designation number for the nuclear density test is specified in which details?
• Unit weight is
• What do you obtain from a density reading?
• What does dry density measure?
• What is the purpose of testing frequency in FDOT earthwork?
• What is the minimum mixing time for coarse material and for clay material?
• How can you verify density after compaction in the field?
• How does the moisture-density relationship inform field operations?
• Which statement best describes unit weight and dry unit weight?
• How does moisture affect soil during densification?
• Which statement describes field compaction energy relative to laboratory energy?
• Which axis is associated with station numbers on the graph?
• What is a modified proctor used for?
• What is the material identification number for embankment in the laboratory?
• Which procedure best verifies overall compliance with compaction requirements in the field?
• In the average end area method, volume is calculated as which formula?
• What is the step size for the y-axis increments?
• The Earthwork Density Report is primarily used to record what?
• What is the typical sequencing of earthwork operations on a site?
• PP stands for
• What is swell factor and how is it used in earthwork estimates?
• What is a borrow area?
• What does 'spoil' refer to in excavation?
• What is the purpose of field density testing in earthwork?
• What information is typically recorded in daily field reports for earthwork?
• What is the role of a plate or roller compactor?
• Density is the measurement of dry density as a percentage of the maximum dry density determined by the Proctor test. Which option best captures this definition?
• Which statement is true about when to secure samples?
• What is the primary purpose of a field density test on a compacted lift?
• Why is lift thickness important for compaction quality?
• In the modified proctor test, how many total layers are compacted?
• Which description best characterizes the plot used to determine the dry density?
• What factors should be considered when selecting borrow material?
• How are lab proctors prepared?
• What does wet density measure?
• In Earthwork, what is a Lot?
• AASHTO T 99 refers to which Proctor?
• Which option is NOT a standard method for verifying field density after compaction?
• What does the dry density on log-in data sheets represent?
• When can density be more than 100% of the maximum dry density on the Proctor test?
• An Earthwork Density Report is used for which purpose?
• Why are multiple representative samples combined in roadway sampling?
• What should you do if the speedy gets hot?
• Standard counts are taken when the gauge is used to monitor what?
• How many blows per layer are used in a standard proctor test?
• What is a standard proctor used in?
• What is the term for the thickness of each compacted layer?
• What condition should the standard block and gauge be kept in during measurement?
• Which statement describes the purpose of Proctor testing in density control?
• Which material should be used to fill voids when smoothing a test site?
• What is the document that itemizes the minimum requirements for sampling and testing?
• For material description the minimum is always
• What does 'unclassified excavation' mean?
• When calculating percent maximum density, to what precision should the final result be rounded?
• What is the term for the distance between successive cross sections in volume calculations?
• Which statement defines dry unit weight?
• How many layers are compacted in a standard proctor test?
• How much extra depth beyond testing depth should the drill rod be driven?
• How is unsuitable material identified in the field?
• Which factor is not typically considered when selecting borrow material?
• What is the shift tolerance for moisture counts?
• Which statement correctly distinguishes subgrade from subbase?
• How do you treat contaminated or unsuitable soils during earthwork?
• Which ground condition qualifies for performing a standard count?
• Direct transmission uses which device, and how is it positioned?
• A job guide schedule is what?
• Which description best explains how to determine the day-to-day shift?
• What is the depth of a typical lift in earthwork?
• Earthwork has to do with the roadway in what way?
• In the cross-section method, how is volume determined?
• The proctor sheet summary is used for density considerations of different materials with lab proctors. Which option best reflects this?
• Which statement describes the maximum density determination sheet?
• What is LIMS?
• The day-to-day shift calculation is performed for which measurements?
• What does STRG stand for?
• Subbase materials can take which form?
• Which sample size requires 3 scoops of reagent?
• Using the end-area method, calculate the earthwork volume for cross-section areas A1 = 120 m^2 and A2 = 180 m^2 with a spacing of 40 m.
• To what precision should percent maximum density be reported?
• What is the shift tolerance for density counts?
• During a standard count, how far should the gauge be from large objects?
• What unit is used for dry density in this procedure?
• In earthwork, how are isolated compaction operations treated?
• Taking standard counts daily helps to do what?
• Which item is included in roadway sampling categories?
• Where is the proctor test determined and what does it establish?
• In this QA workflow, the Earthwork Density Report records density measurements; which option matches?
• If daily standard counts are out of tolerance after a re-run, what is the recommended action?
• What gas is produced when the reagent reacts with the sample?
• Where are all test data recorded?
• The dry density value on log-in data sheets is computed using which two components?
• Which two in-situ density tests are commonly used on FDOT projects?
• Who verifies the scale daily?
• After placing the gauge in the test hole, what should you do with the gauge and rod?
• What reagent amounts are used for 20 g and 26 g samples?
• What is the purpose of a grading plan?
• Field material identification numbers are used to designate
• What is meant by a 'spot check' testing approach?
• All QC report forms are the same as the QC's but for VT's. What type of data do VT forms capture?
• When can percent moisture be approved to be used with a gauge?
• Why is record-keeping important in earthwork?
• What is the primary purpose of the described data collection method in this context?
• What does a nuclear gauge measure?
• What is the most common tool for measuring elevations in the field?
• Proctor tests in FDOT density requirements establish which values are used as a reference for field compaction?
• Which action is recommended if contaminated soil is encountered during earthwork?
• The nuclear density test designation number is connected to which standard or document?
• What does 'representative sample' mean in field sampling?
• In the gauge diary, what should be recorded when the gauge is not in use?
• What is trench backfill used for?
• In backscatter geometry, gamma photons are reflected onto the material and must have at least one reach the gauge. This describes which geometry?
• Why should moisture be near optimum when compacting subgrade?
• Which ground type is NOT listed as eligible for performing the standard count?
• A summary of the proctor sheet is used for which purpose?
• On limerock, which reading is used?
• Which of the following is not a valid density reading option?
• Which item is NOT among roadway sampling categories?
• Which statement best reflects the required depth extension when driving the drill rod?
• How far must the gauge be kept from all vertical projections?
• In the described plot, what does the y-axis represent?
• How should the gauge be turned on?
• The lot index and special conditions are used for detailing what?
• Which soil condition is typically sought to achieve maximum dry density during compaction?
• What does matching serial numbers between the standard block and the gauge ensure?
• If the speedy is cold, what is the recommended retest condition?
• In the standard earthwork sequence, which step directly follows drainage installation?
• How are cut and fill defined in earthwork?
• Moisture content is defined as what?
• What is the difference between the average end area method and the cross-section method for volume calculations?
• Why is moisture content critical for compaction in earthwork?
• How do you estimate the volume of cut rock vs soil?
• FM T-238 details are associated with which of the following?
• Which statement about a grading plan’s cross-sections is true?
• How do you determine if excavation is over-excavated or under-excavated?
• What formula is used to determine percent maximum density?
• The QC density compare log in data is used for what purpose?
• If one box represents a lift, how many lifts are represented by five boxes on the plot?
• If material comes out in lumps after testing, what should be done promptly?
• How is percent slope calculated?
• Why is drainage planning critical in earthwork?
• What is the purpose of a transmittal card in field sampling?
• After gauge placement, which action ensures the rod contacts the hole?
• How far must the gauge be from any nuclear source during a standard count?
• Which option best describes the information on the grading plan?
• Which statement describes the effect of compaction on permeability?
• What unit is used for density readings in this testing approach?
• Which geometry uses gamma photons reflected back toward the gauge?
• If a gauge is not approved you have to do what?
• What is the purpose of a sand cone test?
• Which hammer weight is used for standard proctor testing?
• Which statement describes how compaction affects soil unit weight?
• The dry density value on log-in data sheets includes what calculation?
• Why is a benchmark (control point) essential in earthwork staking?
• Sampling at the roadway is done for
• On the density graph, which symbol indicates the water table sign and how should it be treated?
• What is a compaction criterion?