api 653 quiz 4
TRANSCRIPT
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7/25/2019 API 653 Quiz 4
1/3
API-653 Examination Preparation Course
Quiz # 4
Open Book
1. The first ourse of an a!o"eroun$ storae tan% is fa!riate$ of &'() materia*+ the tan%
has !een in-ser"ie for 14 ,ears. Current thi%ness measurements re"ea* the enera*
on$ition of the she** p*ate to !e orro$e$ to an a"erae thi%ness of .643). The
a*u*ate$ minimum reuire$ $esin thi%ness is .4/). 0hat is the remainin *ifeexpetan, of this tan% !ase$ on the first ourse information
a2 emainin *ife &.3 ,ears!2 emainin *ife .3 ,ears
2 emainin *ife 15 ,ears
$2 emainin *ife 1( ,ears
/. 0hat is the maximum permissi!*e e*$ reinforement for a "ertia* 7oint in p*ate
thi%ness 1./5)a2 3'16thinh
!2 1'(th
inh2 1'4thinh
$2 3'3/n$inh
3. A repair oranization has a 0P8+ hih states it is ua*ifie$ for P-( to P-( materia*
e*$e$+ ith either E3(+ E3+ or E316 e*etro$es 98:A0 proess2. The PQsupportin this 0P8 states the e*$ test oupons ere 8A-/4 T,pe 34; materia*+
e*$e$ ith E3( e*etro$es. Is the 0P8 proper*, ua*ifie$ for the !ase materia* *iste$
a2 es - 8A-/4 T,pe 34; is P-( :ateria*
2 es the 0P8 is ua*ifie$ !eause the t,pe of e*etro$e is not an essentia* "aria!*e
4. ?urin the fi**in of a ne a!o"eroun$ storae tan% for initia* testin+ *ea%ae as
o!ser"e$ in a horizonta* seam. epairs are to !e omp*ete$ ith the test ater in the tan%.
The tan% is 61 feet hih an$ the *ea% is $iso"ere$ / feet !e*o the top of the tan%.0here must the ater *e"e* !e $urin the repair
a2 The ater *e"e* sha** !e not more than 31 feet from the !ottom of the tan%
!2 The ater *e"e* sha** !e not *ess than /6 feet from the top of the tan%2 The ater *e"e* sha** !e at the maximum $esin *iui$ *e"e*
$2 The ater sha** !e remo"e$ from the tan%
5. An Tehnia* Assoiates+ In. /& 9612 54-36
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7/25/2019 API 653 Quiz 4
2/3
API-653 Examination Preparation Course
Quiz # 4
Closed Book
1. If soi* mo"ement raises the ra$e *e"e* to o"er the *oer portion of the she**+ hat
ou*$ ,ou as the inspetor *oo% for
a2 8e"ere externa* orrosion of the she** !eneath the soi* *e"e* on*,
!2 8e"ere externa* orrosion of the she** at+ 7ust a!o"e or !e*o the ra$e *ine2 8e"ere interna* orrosion of the she** !eneath the soi* *e"e* on*,
$2 8e"ere interna* orrosion of the she** at+ 7ust a!o"e or !e*o the ra$e *ine
/. An inspetor shou*$ !e aare of the possi!i*it, of aumu*ation of $r, p,rophori
$eposits that ou*$ inite $urin the inspetion. 0hat shou*$ !e $one ith these $eposits
if the, an not !e remo"e$ prior to the inspetiona2 These $eposits shou*$ !e %ept moist
!2 These $eposits shou*$ !e %ept $r,
2 These $eposits shou*$ !e o"ere$ ith foam$2 These $eposits shou*$ !e *eft a*one an$ the inspetor shou*$ sta, at *east 1/ feet from
them
3. 0hat is the minimum o"er*ap for u*trasoni thi%ness rea$ins aor$in to API-5&5a2 1 perent !ase$ on the thi%ness of the part !ein examine$
!2 1 perent !ase$ on the $iameter of the trans$uer
2 1 perent !ase$ on the thi%ness of the a*i!ration !*o%$2 1 perent !ase$ on the $iameter of the trans$uer a!*e
4. To ensure suita!i*it, for ser"ie+ hat is the minimum permitte$ freuen, of tan%foun$ation inspetion
a2 Annua**,!2 E"er, fi"e ,ears2 :onth*,
$2 Perio$ia**,
5. A** tan%s sha** !e i"en a "isua* externa* inspetion+ !, an Authorize$ Inspetor+ at hat
freuen,
a2 Inspetion on$ute$ at *east e"er, / ,ears or at the uarter orrosion rate of the
!ottom hihe"er is *ess
!2 Inspetion on$ute$ at *east e"er, 5 ,ears or at the uarter orrosion rate of the!ottom hihe"er is *ess
2 Inspetion on$ute$ at *east e"er, 5 ,ears or at the uarter orrosion rate of the she**
hihe"er is *ess$2 Inspetion on$ute$ at *east e"er, / ,ears or at the uarter orrosion rate of the
she** hihe"er is *ess
@A> Tehnia* Assoiates+ In. /& 9612 54-36
Over Please
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7/25/2019 API 653 Quiz 4
3/3
API-653 Examination Preparation Course
Quiz # 4
Closed Book
6. eate$ tan%s or tan%s storin hot pro$ut an auseB
a2 Inrease$ ater intrusion $ue to ausin sno to me*t an$ run $on the tan% si$es
!2 Exessi"e $r,in out of onrete foun$ations resu*tin in premature $eterioration an$fai*ure
2 Ae*erate$ orrosion on the interna* surfae espeia**, in tan%s ith ater !ottoms
$2 Ae*erate$ orrosion on the externa* surfae $ue to e*e"ate$ temperature is the areais et
&. The "e*oit, in the materia* un$er test is a funtion of hih of the fo**oin
a2 The ph,sia* properties of the materia*
!2 The ph,sia* properties of the trans$uer2 The s%i** of the T tehniian
$2 The atmospheri on$itions at the time of the test
(. o $oes a e*$er maintain his or her ua*ifiation in a partiu*ar proess
a2 A e*$er must perform Co$e e*$in in eah proess ua*ifie$ at *east e"er, six
months!2 A e*$er must e*$ in eah proess ua*ifie$ at *east e"er, six months
2 A e*$er must perform Co$e e*$in in eah proess ua*ifie$ at *east e"er, three
months$2 A e*$er must e*$ in eah proess ua*ifie$ at *east e"er, three months
. API 8tan$ar$ 653 $efines the DCritia* one) for repairs to tan% !ottoms as hat
a2 That portion of the !ottom or annu*ar p*ate ithin 3F from the insi$e e$e of the she**+
measure$ ra$ia**, inar$!2 0ithin the annu*ar p*ate rin+ ithin 1/ inhes of the she**+ or ithin 1/ inhes of the
insi$e e$e of the annu*ar p*ate rin
2 That portion of the !ottom or annu*ar p*ate ithin 6F from the insi$e e$e of the she**+
measure$ ra$ia**, inar$$2 0ithin the annu*ar p*ate rin+ ithin 3F of the she**+ or ithin 1/ inhes of the insi$e
e$e of the annu*ar p*ate rin
1. 0hat is the reuirement hen proteti"e oatins are use$ on surfaes to !e e*$e$
a2 The oatin must !e remo"e$ prior to e*$in!2 The oatin sha** !e in*u$e$ in the e*$erGs performane ua*ifiation tests
2 The oatin sha** !e in*u$e$ in the e*$in proe$ure ua*ifiation
$2 The oatin sha** !e i$entifie$ on the purhase or$er
@A> Tehnia* Assoiates+ In. /& 9612 54-36