RESIDENTIAL CONTRACTOR
TENNESSEE
The80bucket's80maximum80capacity80when80the80material80is80heaped80above80the80edg
es80of80the80bucket80is80-80ans--✔✔heaped
The80contents80of80the80bucket80when80it80is80filled80to80the80level80of80the80rim.80No80m
aterial80is80heaped80over80the80rims,80is80-80ans--✔✔struck
Struck80capacity80is80-80ans--✔✔level
Heaped80capacity80is80-80ans--✔✔above80the80rim
How80is80a80load80factor80calculated80-80ans--
✔✔bank80volume80/80bank80volume80+80swell80percentage
Co.80vol.80=80-80ans--✔✔L80x80W80x80D80/8027
What80is80the80advantage80of80a80U-blade80versus80a80Semi-U80blade?80-80ans--
✔✔holds80more80material80(40%)
What80piece80of80equipment80is80a80good80choice80if80you80have80a80wide80trench80with8
0no80crosslines?80-80ans--✔✔Sheeps80foot80roller
The80later80the80pipe80diameter,80the80smaller80the80fall80requirement80is80needed80to80
maintain80a80water80velocity80great80enough80to80prevent80-80ans--
✔✔solids80from80settling80out
A80____________80stake80is80a80small80stake80driven80into80the80ground80to80identify80a
80particular80reference80point.80-80ans--✔✔hubs
If80a80reference80stake80is8020.2'80from80the80Hub80and80fill80is80to80be80started80at80a80di
stance80of8012.4'80from80the80Hub,80how80are80these80distances80measured?80-80ans--
✔✔both80horizontal
What80percent80slope80rises80at80a804580degree80angle?80-80ans--✔✔100%
Excavate80_______80trenches80around80a80tree80deep80enough80to80cut80through80the80r
oot80system80of80the80tree.80-80ans--✔✔4
,________80is80the80easiest80type80of80rock80to80rip.80-80ans--✔✔rippable80sedimentary
The80level80of80the80groundwater80is80known80as80the80________.80-80ans--
✔✔water80table
Well80points80work80well80in80________80soils.80-80ans--✔✔course80grain80or80sandy
How80do80you80calculate80time80to80excavate80a80set?80-80ans--
✔✔Divide80the80volume80of80dirt80in80the80set80by80the80dirt80moved80per80cycle;80multipl
y80the80number80of80digging80cycles80by80the80average80cycle80time
When80dirt80is80moved80form80its80natural80state,80this80is80called80________80or80loose8
0condition.80-80ans--✔✔swell80or80spoils80or80loose80volume
What80is80the80purpose80of80a80tench80box?80-80ans--✔✔to80support80a80wall80of80soil
The80trench80box80must80be80centered80over80the80pipe.80To80maintain80safety,80the80m
aximum80height80above80the80pipe80to80install80the80trench80box80is80________.80-
80ans--✔✔5'80above80pipe
________80is80the80best80piece80of80equipment80for80working80in80mud80or80soft80ground
.80-80ans--✔✔tract80backhoe
________80is80the80method80for80testing80soil80density80and80does80not80require80drilling
.80-80ans--✔✔nuclear80density80test
________80is80the80easiest80compaction80method.80-80ans--
✔✔puddling80or80wetting80the80soil
Limited80working80room80in80excavations80means80________.80-80ans--
✔✔you80can't80easily80use80the80water80necessary80for80wetting
To80estimate80earthwork,80you80need80to80________.80-80ans--
✔✔divide80the80area80in80sections
The80term80subgrade80identifies80________.80-80ans--
✔✔the80surface80elevation80prior80to80placing80any80surface80material
The80curving80broken80lines80on80a80grading80plan80are80________80lines.80-80ans--
✔✔contour
Widely80spaced80differing80contour80lines80indicate80________80on80a80grading80plan.80-
80ans--✔✔flatter80area
, Any80self-
loading80scraper80will80be80more80productive80in80muddy80soil80when80assisted80by80a80
________.80-80ans--
✔✔dozer80pushing80on80the80push80blocks80at80the80rear80of80the80bowl
What80is80the80hardest80part80of80grader's80work?80-80ans--✔✔finish80blading
What80type80of80dozer80is80used80for80fine80grading,80trench80backfilling,80landscaping,80
light80logging,80and80swamp80dozing?80-80ans--✔✔light80utility80dozer
If80the80operator80fails80to80lift,80tilt,80and80angle80the80blade80just80________.80-80ans--
✔✔most80of80the80load80is80lost
Align80the80direction80of80dozer80travel80with80the80________80whenever80possible.80-
80ans--✔✔blade80dump80area
________80dozing80increases80the80dozer80blade80capacity80and80adds80to80the80pushin
g80force.80-80ans--✔✔downgrade
You80can80reduce80the80amount80of80lost80load80by80________.80This80keeps80the80load
80from80slipping80away.80-80ans--✔✔slot80dozing
Which80equipment80is80best80for80digging80trenches808'80or80less?80-80ans--
✔✔wheeled80backhoe
An80employer80is80responsible80for80all80medical80services80except80________.80-80ans--
✔✔portable80defibrillator
An80adequate80supply80of80________80water80clearly80marked80shall80be80provided80for8
0drinking.80-80ans--✔✔potable
Common80drinking80cups80are80________.80-80ans--✔✔forbidden
For802080or80less80employees,80________80number80of80toilet80facilities80are80to80be80pr
ovided.80-80ans--✔✔1
Employees80whose80vision80requires80corrective80lenses80shall80________.80-80ans--
✔✔wear80goggles80that80can80be80worn80over80corrective80spectacles
Who80will80furnish80all80respirator80equipment80needed?80-80ans--✔✔employer
Travel80distance80from80any80point80to80the80nearest80fire80extinguisher80shall80not80exc
eed80________.80-80ans--✔✔3,00080square80feet
No80more80than80________80of80flammable80or80combustible80liquid80shall80be80stored80
in80a80room80outside80of80an80approved80storage80cabinet.80-80ans--✔✔2580gallons
TENNESSEE
The80bucket's80maximum80capacity80when80the80material80is80heaped80above80the80edg
es80of80the80bucket80is80-80ans--✔✔heaped
The80contents80of80the80bucket80when80it80is80filled80to80the80level80of80the80rim.80No80m
aterial80is80heaped80over80the80rims,80is80-80ans--✔✔struck
Struck80capacity80is80-80ans--✔✔level
Heaped80capacity80is80-80ans--✔✔above80the80rim
How80is80a80load80factor80calculated80-80ans--
✔✔bank80volume80/80bank80volume80+80swell80percentage
Co.80vol.80=80-80ans--✔✔L80x80W80x80D80/8027
What80is80the80advantage80of80a80U-blade80versus80a80Semi-U80blade?80-80ans--
✔✔holds80more80material80(40%)
What80piece80of80equipment80is80a80good80choice80if80you80have80a80wide80trench80with8
0no80crosslines?80-80ans--✔✔Sheeps80foot80roller
The80later80the80pipe80diameter,80the80smaller80the80fall80requirement80is80needed80to80
maintain80a80water80velocity80great80enough80to80prevent80-80ans--
✔✔solids80from80settling80out
A80____________80stake80is80a80small80stake80driven80into80the80ground80to80identify80a
80particular80reference80point.80-80ans--✔✔hubs
If80a80reference80stake80is8020.2'80from80the80Hub80and80fill80is80to80be80started80at80a80di
stance80of8012.4'80from80the80Hub,80how80are80these80distances80measured?80-80ans--
✔✔both80horizontal
What80percent80slope80rises80at80a804580degree80angle?80-80ans--✔✔100%
Excavate80_______80trenches80around80a80tree80deep80enough80to80cut80through80the80r
oot80system80of80the80tree.80-80ans--✔✔4
,________80is80the80easiest80type80of80rock80to80rip.80-80ans--✔✔rippable80sedimentary
The80level80of80the80groundwater80is80known80as80the80________.80-80ans--
✔✔water80table
Well80points80work80well80in80________80soils.80-80ans--✔✔course80grain80or80sandy
How80do80you80calculate80time80to80excavate80a80set?80-80ans--
✔✔Divide80the80volume80of80dirt80in80the80set80by80the80dirt80moved80per80cycle;80multipl
y80the80number80of80digging80cycles80by80the80average80cycle80time
When80dirt80is80moved80form80its80natural80state,80this80is80called80________80or80loose8
0condition.80-80ans--✔✔swell80or80spoils80or80loose80volume
What80is80the80purpose80of80a80tench80box?80-80ans--✔✔to80support80a80wall80of80soil
The80trench80box80must80be80centered80over80the80pipe.80To80maintain80safety,80the80m
aximum80height80above80the80pipe80to80install80the80trench80box80is80________.80-
80ans--✔✔5'80above80pipe
________80is80the80best80piece80of80equipment80for80working80in80mud80or80soft80ground
.80-80ans--✔✔tract80backhoe
________80is80the80method80for80testing80soil80density80and80does80not80require80drilling
.80-80ans--✔✔nuclear80density80test
________80is80the80easiest80compaction80method.80-80ans--
✔✔puddling80or80wetting80the80soil
Limited80working80room80in80excavations80means80________.80-80ans--
✔✔you80can't80easily80use80the80water80necessary80for80wetting
To80estimate80earthwork,80you80need80to80________.80-80ans--
✔✔divide80the80area80in80sections
The80term80subgrade80identifies80________.80-80ans--
✔✔the80surface80elevation80prior80to80placing80any80surface80material
The80curving80broken80lines80on80a80grading80plan80are80________80lines.80-80ans--
✔✔contour
Widely80spaced80differing80contour80lines80indicate80________80on80a80grading80plan.80-
80ans--✔✔flatter80area
, Any80self-
loading80scraper80will80be80more80productive80in80muddy80soil80when80assisted80by80a80
________.80-80ans--
✔✔dozer80pushing80on80the80push80blocks80at80the80rear80of80the80bowl
What80is80the80hardest80part80of80grader's80work?80-80ans--✔✔finish80blading
What80type80of80dozer80is80used80for80fine80grading,80trench80backfilling,80landscaping,80
light80logging,80and80swamp80dozing?80-80ans--✔✔light80utility80dozer
If80the80operator80fails80to80lift,80tilt,80and80angle80the80blade80just80________.80-80ans--
✔✔most80of80the80load80is80lost
Align80the80direction80of80dozer80travel80with80the80________80whenever80possible.80-
80ans--✔✔blade80dump80area
________80dozing80increases80the80dozer80blade80capacity80and80adds80to80the80pushin
g80force.80-80ans--✔✔downgrade
You80can80reduce80the80amount80of80lost80load80by80________.80This80keeps80the80load
80from80slipping80away.80-80ans--✔✔slot80dozing
Which80equipment80is80best80for80digging80trenches808'80or80less?80-80ans--
✔✔wheeled80backhoe
An80employer80is80responsible80for80all80medical80services80except80________.80-80ans--
✔✔portable80defibrillator
An80adequate80supply80of80________80water80clearly80marked80shall80be80provided80for8
0drinking.80-80ans--✔✔potable
Common80drinking80cups80are80________.80-80ans--✔✔forbidden
For802080or80less80employees,80________80number80of80toilet80facilities80are80to80be80pr
ovided.80-80ans--✔✔1
Employees80whose80vision80requires80corrective80lenses80shall80________.80-80ans--
✔✔wear80goggles80that80can80be80worn80over80corrective80spectacles
Who80will80furnish80all80respirator80equipment80needed?80-80ans--✔✔employer
Travel80distance80from80any80point80to80the80nearest80fire80extinguisher80shall80not80exc
eed80________.80-80ans--✔✔3,00080square80feet
No80more80than80________80of80flammable80or80combustible80liquid80shall80be80stored80
in80a80room80outside80of80an80approved80storage80cabinet.80-80ans--✔✔2580gallons
