ICC U2 UST Exam Questions and answers
2025
1. .Underground ._______________ .storage .systems .are .not .longer .needed .or
.suitable .for .product .storage .must .be .properly .disposed .of .properly .- .CORRECT
.ANSWER-A. .Gas
B. .Oil
C. .Petroleum
D. .All .of .the .above
Answer. .C
2. .All .work .that .is .completed .at .the .site .must .be .accomplished .in .accordance
.with .federal, .state, .and .local .requirements .as .well .as .accepted .safety
.standards. .- .CORRECT .ANSWER-A. .True
B. .False .
Answer: .True.
3. .All .applicable .permits .must .be .obtained .prior .to .beginning .any .work. .-
.CORRECT .ANSWER-A. .True .
B. .False
Answer .True.
4. .What .is .the .hazard .that .removers .of .petroleum .tanks .are .faced .with, .dangers
.such .as .petroleum .hydrocarbon .liquids .vapor, .or .waste. .- .CORRECT .ANSWER-
List .three
____________ .______________ ._______________
5. .What .are .some .syntomes .of .inhaling .or .obsorbing .high .levels .of .petroleum
.hydorocarbon .vapors. .- .CORRECT .ANSWER-List .three
_____________ ._______________ .____________
Dizziness .excitement, .unconsciousness
6. .Artificial .resporation .should .be .applied .if .- .CORRECT .ANSWER-A. .They .hit
.their .head
B. .They .cant .see
C. .They .have .stopped .breathing
D. .They .suffer .from .cardiac .arrest
,AnswerC
7. .What .are .three .parts .of .the .body .should .Petroleum .liquids .be .kept .away .from
.an .example .would .be .eyes, .skin .and .moulth. .- .CORRECT .ANSWER-List .three
_____________ ._________________ .______________
8. .Hiogh .ocupational .exposures .to .benezene .have .been .associated .with .various
.human .blood .disorders .- .CORRECT .ANSWER-True/False
AnswerTrue
9. .Smoking .matterials .or .any .flamable .materials .must .be .reamoved .from .the .job
.site .in .order .to .prevent .- .CORRECT .ANSWER-A. .People .from .smoking
B. .Sudden .compution .
C. .Second .hand .smoke
D. .Exploshins .indide .of .tanks .due .to .large .amounts .of .vapor
E. .B .and .D
Answer .E
10. .What .tool .with .the .abbreviation .CGI .should .be .used .to .check .for .hazardous
.vapor .concentrations. .- .CORRECT .ANSWER-
_____________________________________
Answer: .Combustible .gas .indicator
11. .All .tools .that .are .in .areas .with .hazardous .vapor .concentartions .should .be
.shut .down .or .they .should .be .________________ .proof. .- .CORRECT .ANSWER-
__________________
answer .Explosion
12. .Undergroud .storage .tanks .are .considered .temerarially .out .of .service .if .they
.are .idle .but .will .return .to .service .in .____ .years. .- .CORRECT .ANSWER-______
answer .1
13. .Undergroud .storage .tanks .are .considered .temerarially .out .of .service .if .they
.are .- .CORRECT .ANSWER-A. .Idle .but .will .return .to .service .within .one .year
B. .Are .awaiting .abandonement .in .place
C. .Are .waiting .for .reamoval
D. .All .of .the .above
Answer .D
14. .Tanks .that .are .out .of .service .must .be .- .CORRECT .ANSWER-A. .Checked
.routinely .
C. .Filled .with .sand
B. .Properly .secured
D. .A .and .B
Answer .B
,15. .When .removing .an .under .ground .tank .what .method .for .removal .is
.preferred. .- .CORRECT .ANSWER-A. .Removal .of .the .tank
B. .Closure .in .place
Answer .B
16. .Choose .the .reasons .that .a .closure .in .place .would .be .preferred .over .a
.removal. .- .CORRECT .ANSWER-A. .Because .of .the .tank .location, .adjacent
.equipment .or .structures .may .be .damaged .or .weakened .if .the .tank .is .removed. .
B. .It .would .do .a .lot .of .damage .to .the .clients .lawn
C. .Removal .is .impossible
D. .There .is .no .equipment .that .is .capable .of .removing .the .tank
E. .Removal .may .incur .excessive .costs
Answer .A, .C, .E
17. .You .should .remove .all .stored .liquid .and .ballast .the .tank .by .filin .git .with
.water .when .high ._____________ .levels .occur .- .CORRECT .ANSWER-
________________
Answer .Water
18. .When .temporarily .putting .a .tank .out .of .service .what .lines .should .be .left
.open. .- .CORRECT .ANSWER-______________ .____________
Vent .Lines
19. .Lead .compounds .and .other .residues .in .the .tank .may .be .classified
.as_____________ .waste. .- .CORRECT .ANSWER-A. .Collective .
B. .Controllable
C. .Hazardous
D. .Corrosive .
Answer .C
20. .Remove .liquids .and .residues .from .the .tank .by .using .______________
._____________ .or .air .driven .pumps. .- .CORRECT .ANSWER-A. .Safety .Reg
B. .Explosion .Proof
C. .
Answer .B
21. .If .a .vacuum .truck .is .used .for .removal .of .liquids .and .residues .it .should .be
.positioned .up ._____________ .wind .of .the .tank. .- .CORRECT .ANSWER-A. .Road
B. .Mistral .
C. .Wind .
D. .B .and .C
Answer .C
, 22. .When .filling .a .tank .with .sand .for .a .closure .in .place .a .nominal .amount .of
.water .should .be .used. .Why .- .CORRECT .ANSWER-
______________________________________________________________________
_________
______________________________________________________________________
_________
23. .Almost .a .complete .filling .of .the .tank .can .be .achieved .by .filing .it .with .a
.combination .of .sand .and .________________ .- .CORRECT .ANSWER-A. .Crushed
.Rock .
B. .Cachinnate
C. .Yerk .
D. .Earth .
Answer .D
24. .When .under .ground .tanks .are .disposed .in .place .the .owner .of .the .tank
.should .keep .a .permanent .record .of .the .tank .location, .the .date .of .disposal .in
.place, .and .the .method .of .conditioning .the .tank .for .disposal. .- .CORRECT
.ANSWER-Why
._____________________________________________________________________
_______
25. .To .remove .the .tank .of .vapors .remove .the .fill .pipe, .gauge .pipe, .vapor
.recovery .truck .connection, .submersible .pumps, .and .other .tank .fixtures. .-
.CORRECT .ANSWER-
26. .Vent .all .vapors .from .the .tank .at .a .minimum .height .of .12 .feet .above .grade
.and .3 .feet .about .any .adjacent .roof .lines .until .the .tank .is .purged .of .flammable
.vapors. .- .CORRECT .ANSWER-________ .feet .________ .Feet
27. .When .purging .a .tank .of .gasses .the .area .should .be .kept .free .of .gases .by
.using .ventilation, .specifically .an ._______________ .type .air .mover. .- .CORRECT
.ANSWER-A. .Teacher .
B. .Osculate
C. .Educator
D. .Cantankerous
Answer .C
28. .Fill .(drop) .tubes .must .be .removed .to .allow .proper ._________________ .of
.the .air .in .the .tank. .- .CORRECT .ANSWER-A. .Lugubrious
B. .Debauchery
C. .Farrago
D. .Diffusion
Answer .D
2025
1. .Underground ._______________ .storage .systems .are .not .longer .needed .or
.suitable .for .product .storage .must .be .properly .disposed .of .properly .- .CORRECT
.ANSWER-A. .Gas
B. .Oil
C. .Petroleum
D. .All .of .the .above
Answer. .C
2. .All .work .that .is .completed .at .the .site .must .be .accomplished .in .accordance
.with .federal, .state, .and .local .requirements .as .well .as .accepted .safety
.standards. .- .CORRECT .ANSWER-A. .True
B. .False .
Answer: .True.
3. .All .applicable .permits .must .be .obtained .prior .to .beginning .any .work. .-
.CORRECT .ANSWER-A. .True .
B. .False
Answer .True.
4. .What .is .the .hazard .that .removers .of .petroleum .tanks .are .faced .with, .dangers
.such .as .petroleum .hydrocarbon .liquids .vapor, .or .waste. .- .CORRECT .ANSWER-
List .three
____________ .______________ ._______________
5. .What .are .some .syntomes .of .inhaling .or .obsorbing .high .levels .of .petroleum
.hydorocarbon .vapors. .- .CORRECT .ANSWER-List .three
_____________ ._______________ .____________
Dizziness .excitement, .unconsciousness
6. .Artificial .resporation .should .be .applied .if .- .CORRECT .ANSWER-A. .They .hit
.their .head
B. .They .cant .see
C. .They .have .stopped .breathing
D. .They .suffer .from .cardiac .arrest
,AnswerC
7. .What .are .three .parts .of .the .body .should .Petroleum .liquids .be .kept .away .from
.an .example .would .be .eyes, .skin .and .moulth. .- .CORRECT .ANSWER-List .three
_____________ ._________________ .______________
8. .Hiogh .ocupational .exposures .to .benezene .have .been .associated .with .various
.human .blood .disorders .- .CORRECT .ANSWER-True/False
AnswerTrue
9. .Smoking .matterials .or .any .flamable .materials .must .be .reamoved .from .the .job
.site .in .order .to .prevent .- .CORRECT .ANSWER-A. .People .from .smoking
B. .Sudden .compution .
C. .Second .hand .smoke
D. .Exploshins .indide .of .tanks .due .to .large .amounts .of .vapor
E. .B .and .D
Answer .E
10. .What .tool .with .the .abbreviation .CGI .should .be .used .to .check .for .hazardous
.vapor .concentrations. .- .CORRECT .ANSWER-
_____________________________________
Answer: .Combustible .gas .indicator
11. .All .tools .that .are .in .areas .with .hazardous .vapor .concentartions .should .be
.shut .down .or .they .should .be .________________ .proof. .- .CORRECT .ANSWER-
__________________
answer .Explosion
12. .Undergroud .storage .tanks .are .considered .temerarially .out .of .service .if .they
.are .idle .but .will .return .to .service .in .____ .years. .- .CORRECT .ANSWER-______
answer .1
13. .Undergroud .storage .tanks .are .considered .temerarially .out .of .service .if .they
.are .- .CORRECT .ANSWER-A. .Idle .but .will .return .to .service .within .one .year
B. .Are .awaiting .abandonement .in .place
C. .Are .waiting .for .reamoval
D. .All .of .the .above
Answer .D
14. .Tanks .that .are .out .of .service .must .be .- .CORRECT .ANSWER-A. .Checked
.routinely .
C. .Filled .with .sand
B. .Properly .secured
D. .A .and .B
Answer .B
,15. .When .removing .an .under .ground .tank .what .method .for .removal .is
.preferred. .- .CORRECT .ANSWER-A. .Removal .of .the .tank
B. .Closure .in .place
Answer .B
16. .Choose .the .reasons .that .a .closure .in .place .would .be .preferred .over .a
.removal. .- .CORRECT .ANSWER-A. .Because .of .the .tank .location, .adjacent
.equipment .or .structures .may .be .damaged .or .weakened .if .the .tank .is .removed. .
B. .It .would .do .a .lot .of .damage .to .the .clients .lawn
C. .Removal .is .impossible
D. .There .is .no .equipment .that .is .capable .of .removing .the .tank
E. .Removal .may .incur .excessive .costs
Answer .A, .C, .E
17. .You .should .remove .all .stored .liquid .and .ballast .the .tank .by .filin .git .with
.water .when .high ._____________ .levels .occur .- .CORRECT .ANSWER-
________________
Answer .Water
18. .When .temporarily .putting .a .tank .out .of .service .what .lines .should .be .left
.open. .- .CORRECT .ANSWER-______________ .____________
Vent .Lines
19. .Lead .compounds .and .other .residues .in .the .tank .may .be .classified
.as_____________ .waste. .- .CORRECT .ANSWER-A. .Collective .
B. .Controllable
C. .Hazardous
D. .Corrosive .
Answer .C
20. .Remove .liquids .and .residues .from .the .tank .by .using .______________
._____________ .or .air .driven .pumps. .- .CORRECT .ANSWER-A. .Safety .Reg
B. .Explosion .Proof
C. .
Answer .B
21. .If .a .vacuum .truck .is .used .for .removal .of .liquids .and .residues .it .should .be
.positioned .up ._____________ .wind .of .the .tank. .- .CORRECT .ANSWER-A. .Road
B. .Mistral .
C. .Wind .
D. .B .and .C
Answer .C
, 22. .When .filling .a .tank .with .sand .for .a .closure .in .place .a .nominal .amount .of
.water .should .be .used. .Why .- .CORRECT .ANSWER-
______________________________________________________________________
_________
______________________________________________________________________
_________
23. .Almost .a .complete .filling .of .the .tank .can .be .achieved .by .filing .it .with .a
.combination .of .sand .and .________________ .- .CORRECT .ANSWER-A. .Crushed
.Rock .
B. .Cachinnate
C. .Yerk .
D. .Earth .
Answer .D
24. .When .under .ground .tanks .are .disposed .in .place .the .owner .of .the .tank
.should .keep .a .permanent .record .of .the .tank .location, .the .date .of .disposal .in
.place, .and .the .method .of .conditioning .the .tank .for .disposal. .- .CORRECT
.ANSWER-Why
._____________________________________________________________________
_______
25. .To .remove .the .tank .of .vapors .remove .the .fill .pipe, .gauge .pipe, .vapor
.recovery .truck .connection, .submersible .pumps, .and .other .tank .fixtures. .-
.CORRECT .ANSWER-
26. .Vent .all .vapors .from .the .tank .at .a .minimum .height .of .12 .feet .above .grade
.and .3 .feet .about .any .adjacent .roof .lines .until .the .tank .is .purged .of .flammable
.vapors. .- .CORRECT .ANSWER-________ .feet .________ .Feet
27. .When .purging .a .tank .of .gasses .the .area .should .be .kept .free .of .gases .by
.using .ventilation, .specifically .an ._______________ .type .air .mover. .- .CORRECT
.ANSWER-A. .Teacher .
B. .Osculate
C. .Educator
D. .Cantankerous
Answer .C
28. .Fill .(drop) .tubes .must .be .removed .to .allow .proper ._________________ .of
.the .air .in .the .tank. .- .CORRECT .ANSWER-A. .Lugubrious
B. .Debauchery
C. .Farrago
D. .Diffusion
Answer .D
