Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

UST > UST > Flashcards

UST Flashcards

1
Q

Site Check Definition

A

Suspected Release - confirms or denies suspected release

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Site Check Conditions

A
  1. Discovery of Regulated Substance
  2. UST Release method detects release
  3. Receive Direction from Ecology
  4. Offsite contamination and UST is suspected source
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Site Assessment Definition

A

Not a suspected release - investigates whether release has occurred

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Site Assessment Conditions

A
  1. Suspension of financial responsibility
  2. Stored substance goes from regulated to unregulated
  3. permanent closure after removal if abandoned before dec 22, 1988
  4. Permanent in place closure
  5. Extend temporary closure beyond 12 months
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What must site assessment report include for soil characterization

A

description of soil gradient
soil classification
till material

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Hand Augur/Soil Corer

A

Remove top 6 inches of soil
use if large rocks cemented soil and deep sample point not issue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Split Spoon

A

Requires a drill
cant sample in rocky conditions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Shelby Tube

A

Requires a drill
Collects undisturbed sample

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Backhoe

A

Used for rocky surfaces and large quantities of debris
collect at sidewall and bottom

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Hand Tool

A

Collect at center of bucket at least 6 inches deep
use for stock piled soil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Where is contamination most likely present

A

lowest point of interface between backflow material and native soil

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Where do you collect if water is encountered

A

at the top of the water table

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Conditions for ground water sampling

A
  1. lowest point of ust is in ground water
  2. field screening indicates release and lowest point is within 2 ft of season high water table
  3. existing wells can be collected fro
  4. observation wells indicate presence of substances
  5. physical conditions prevent soil sampling
  6. site check results indicate groundwater testing is needed
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

How many groundwater samples do you take with unknown gradient

A

4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

how many water samples do you take when gradient is known and where

A

3 - one up and two down

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Common contaminent phases

A
  1. vapors
  2. dissolved in groundwater
  3. absorbed to soil
  4. in soil pore space
  5. floating on groundwater
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What is required in field sampling for QA/QC

A

one duplicate per matrix

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What is required to ecology and when is it required if no contamination is found during site assessment

A
  1. Sight Assessment Checklist
  2. permanent closure checklist

within 30 days

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What is required to ecology and when is it required if contamination is found during site assessment

A

SA Checklist and permanent closure checklist to ecology within 30 days.

Must give 24 hour notice to ecology of release

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

Sample Number in place tank less than 9000 cubic yards

A

3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Sample number in place tank greater than 9000 cubic yards

A

4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

sample number excavated tank less than 9000 cubic yard

A

3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

sample number excavated tank greater than 9000 cubic yards

A

5

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Sample number multiple tanks in place less than 9000

A

4 for first tank 2 for each additional tank

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

Sample number multiple tanks excavated

A

5 for first 2 for each additional tank

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

sample number piping

A

1 every 50 feet

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

excavated soil 0-25 cy

A

1

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

excavated soil 26-50

A

2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

excavated soil 51-100

A

3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

excavated soil 101-500

A

5

31
Q

excavated soil 501-1000

A

7

32
Q

excavated soil 1001-2000

A

10

33
Q

excavated soil 2000+

A

10 + 1 for every additional 500 cy

34
Q

Where do you take samples for excavated tanks greater than 9000 cy

A

one at entry into the sidewall, one at the bottom, three evenly distributed to other sidewalls

35
Q

GW

A

well graded gravel

36
Q

GP

A

Poorly graded gravel

37
Q

GM

A

Silt Gravel mixture

38
Q

GC

A

Clay gravel mixture

39
Q

SW

A

Well graded sand

40
Q

SP

A

poorly graded sand

41
Q

SM

A

sand silt mixture

42
Q

SC

A

sand clay mixture

43
Q

ML

A

Silt loam mixture

44
Q

CL

A

Clay loam mixture

45
Q

OL

A

organic loam

46
Q

MH

A

elastic silts

47
Q

CH

A

inorganic clay of high plasticity

48
Q

OH

A

Organic clay of high plasticity

49
Q

PT

A

peat

50
Q

Benzene soil MTCA limit

A

0.03

51
Q

ethlybenzene soil mtca limit

A

6

52
Q

edb soil mtca limit

A

6

53
Q

napthalene soil mtca limit

A

5

54
Q

pcb soil mtca limit

A

1

55
Q

toluene soil mtca limit

A

7

56
Q

TPH as GRO no benzene soil mtca limit

A

100

57
Q

TPH as GRO benzene detected soils mtca limit

A

30

58
Q

TPH as DRO soils mtca limit

A

2000

59
Q

TPH as Heavy oils soils mtca limit

A

2000

60
Q

TPH as heavy minerals soils mtca limit

A

4000

61
Q

Xylenes soils mtca limit

A

9

62
Q

benzene gw mtca limit

A

5

63
Q

ethylbenzene gw mtca limit

A

700

64
Q

edb gw mtca limit

A

0.01

65
Q

pcb gw mtca limit

A

0.1

66
Q

toluene gw mtca limit

A

1000

67
Q

tph as gro no benzene gw mtca limit

A

1000

68
Q

tph as gro benzene detected gw mtca limit

A

800

69
Q

Tph as dro gw mtca limit

A

500

70
Q

tph as heavy oils gw mtca limit

A

500

71
Q

tph as mineral oils gw mtca limit

A

500

72
Q

xylenes gw mtca limit

A

1000

73
Q

mtca soil lead cleanup limit

A

250

74
Q

mtca gw lead cleanup limit

A

15

UST (1 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions