me reviewer

8/9/2019 ME reviewer

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NAME: _________________ Date:___________________

Score:__________________

1) A thin asphalt treatment used to waterproof and improved the texture of an asphaltwearing surface.

a. prime coat

b. seal coat

c. tack coat

d. slurry seal

e. asphalt cement

2) Cracks in asphalt overlay that copy the cracks pattern in the pavement structure

underneath.

a. transverse cracks

b. slippage cracksc. reflective cracks

d. hairline cracks

e. alligator cracks

3) The localized upward displacement of the pavement due to swelling of the subgrade or

some portion of the pavement structure.

a. shoving

b. upheaval

c. rutting

d. raveling

e. depression

4) Test of asphalt that determines if asphalt is overheated during production.

a. flash point test

b. ductility test

c. loss on heating

d. viscosity test

e. spot test

5) The mass percent of air voids in asphalt mixture requirements shall be within the range of

__ percent.a. 3 to 5

b. 4 to 7

c. 5 to 7

d. 3 to 6

e. 5 to 8

6) The minimum dry compressive strength of asphalt mixture shall have at least_______.

a. 150 psi

b. 300 psi

c. 400 psi

d. 200 psie. 250 psi


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7) In order to comply the requirements of asphalt mixture, the Index of Retained Strength

shall not be less than __ when tested by AASHTO T165.

a. 85

b. 75

c. 80

d. 60e. 90

f. None of the above

8) An asphalt mixture in order to be acceptable should not loss more than ___ percent of its

dry strength when subject to the standard immersion-compression test.

a. 25

b. 30

c. 20

d. 35

e. 40

f. 15

9) Responsible for the plastic properties of the asphalt and also imparts hardness.

a. maltenes

b. Napantenes

c. Asphaltene

d. Petrolene

e. Heptane

10) The flow value for all traffic requirements for paving mixtures shall not exceed __ when

measured in 0.25 penetration

a. 10

b. 18

c. 16

d. 12

e. 20

11) It is an important data in the determination of the degree of compaction of a newly

constructed asphalt pavement.

a. asphalt content

b. density of aggregates

c. specific gravityd. thickness of asphalt mix

e. core test

12) The rate of application for the bituminous prime coat shall be with in the range of ____

a. 0.2 to 0.7 liters/m2

b. 0.5 to 1.5 liters/m2

c. 1.0 to 2.0 liters/m2

d. 1.5 to 2.5 liters/m2

e. 2.0 to 3.0 liters/m2


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13) The prime coat shall be left undisturbed for a period of at least___hrs. and shall not be

opened for traffic until it has penetrated and cured sufficiently.

a. 6

b. 10

c. 12

d. 18e. 24

f. 36

14) The rate of application for the bituminous tack coat shall be with in the range of ____

a. 0.1 to 0.5 liters/m2

b. 0.2 to 0.7 liters/m2

c. 0.5 to 1.5 liters/m2

d. 1.0 to 2.0 liters/m2

e. 1.5 to 2.5 liters/m2

15) Hydrated lime shall be added to the asphalt mixture during the mixing operation in theamount of ___mass percent dry aggregates basis.

a. 2.0 to 5.0

b. 1.0 to 2.0

c. 0.2 to 0.7

d. 0.5 to 1.0

e. 1.5 to 2.0

f. 3.0 to 5.0

16) An asphalt emulsion that works better to wet aggregates.

a. anionic

b. cationic

c. maltene

d. a and b

e. none of the above

17) The required minimum depth of insertion of the armored stem thermometer to the asphalt

mix

a. 2 in

b. 1 in

c. 6 in

d. 4 ine. 8 in

f. 3 in

18) The dividing line between sand and silt is ____

a. 0.10 mm

b. 0.05 mm

c. 2.00 mm

d. 0.005mm

e. 0.001mm


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19) In the determination of the liquid limit test, the brass cup is allowed to drop into the base

through a height of 1.0 cm by rotating the crank at the rate of ___per second.

a. 5 rotations

b. 2 rotations

c. 3 rotations

d. 4 rotationse. None of the above

20) In this test, the soil is sheared to failure by moving one part of soil sample relative to the

other part along a predetermined plane.

a. Direct shear test

b. Unconfined compression test

c. Triaxial compression test

d. Load bearing test

e. CBR test

21) In the soil classification grouping, the typical material of this group is fine beach sand orfine dessert blow sand without silt or clay fines with a very small amount of none-plastic

silt.

a. A-1

b. A-5

c. A-2

d. A-3

e. A-4.

22) It is the empirical indicator of clay fraction of a binder material in a stabilized soil

mixture.

a. plastic limit

b. plasticity index

c. liquid limit

d. group index


23) Embankment material is considered unsuitable if the..

a. liquid limit of soils exceeds 80 and/or plasticity index exceeds 55

b. liquid limit of soil exceeds 55 and/or plasticity limit not exceeding 10

c. liquid limit of soil not exceeding 80

d. plasticity index is 0e. c and d

24) In the submission of samples for testing, what is the required minimum quantity of steel

pipe (galvanized) sample?

a. 4 pcs. of 100mm long

b. 2 pcs. of 100mm long

c. 3 pcs. of 100mm long

d. 4 pcs. of 100mm long

e. None of the above


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25) It is the lowest moisture content at which the soil will flow upon the application of a very

small shearing force.

a. Liquid limit

b. Plastic limit

c. Plasticity index

d. Optimum moisture contente. None of the above

26) From the worksheets data given below, compute the weight of the dry soil

Data:

wt of container + wt of soil = 59.93 grams

moisture content = 33.70%

moisture loss = 3.35 grams

wt of container = 46.64 grams

a. 56.68 grams

b. 6.48 grams

c. 9.94 gramsd. 26.23 grams

e. 29.58 grams

27) From the FDT worksheets data given, compute the dry density of soil.

Data:

density of calibrated sand = 1.466 g/cc

wt of sand to fill the hole = 4880 g

wt of wet soil = 8440 g

moisture content of soil = 14.50 %

a. 2.50 g/cc

b. 2.18 g/cc

c. 2.89 g/cc

d. 1.96 g/cc

e. 2.30 g/cc

28) Based on your answer on Q 27, compute the degree of compaction if the MDD from the

laboratory compaction is 2.35 g/cc

a. 82

b. 85

c. 88

d. 93e. 98

29) Determine the density of calibrated sand using the following data,

Data:

wt of water to fill the bucket = 3.260 kgs

wt of sand to fill the bucket = 4.890 kgs

a. 1.650 g/cc

b. 1.500 g/cc

c. 2.500 g/cc

d. 1.450 g/cc


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30) Calculate the moisture content of the material sample with the given data below.

Data:

wt of water = 6.20 grams

wt of container + dry soil = 233.89 grams

wt of container = 87.28 grams

a. 5.60%b. 5.20%

c. 4.80%

d. 4.20%

e. 4.00%

31) Asphalt is defined by the American Society for Testing (ASTM) as a ___________

cementatious materials, solid or semi-solid in consistency in which the predominating

constituents are bituminous.

a. chocolate to dark brown

b. light blue to dark blue

c. dark brown to blackd. none of the above

32) Defined as fluidity or degree of hardness

a. durability

b. flow

c. consistency

d. ductility


33) The ___test is an arbitrary measurement of consistency and is the basis of classification of

all solid and semi-solid asphalt.

a. marshall test

b. penetration

c. flush point

d. viscosity

34) It shows the effect of water on bituminous mixture

a. marshall test

b. film stripping

c. extraction

d. immersion-compression failure

35) Strength of concrete is principally dependent on the

a. cement factor

b. volume of water

c. admixture

d. water-cement ratio

36) Method or instrument to measure workability on concrete mix.

a. air meter

b. slump testc. compressive strength test

d. flexural molds

37) Concrete specimen shall be removed from the molds at the end of____


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a. 24 hrs

b. not less than 24 hrs

c. at least 48 hrs

d. 72 hrs

38) Defined as the ability to adhere aggregates in the presence of watera. adhesion

b. cohesion

c. stability

d. ductility

39) Calculate the percent voids of compacted mix with the given data below

Theoritical maximum specific gravity = 2.558

Bulk specific gravity = 2.413

a. 5.55%

b. 4.66%

c. 5.06%d. 5.66%

40) What is the allowable phosphorus content of steel bars as required by the DPWH standard

specs.?

a. 6%

b. 4%

c. 5%

d. 3%

41) Sample should be taken and sent to the regional offices or any private testing laboratories

accredited by DPWH for testing, with a________

a. laboratory result

b. Identification card

c. laboratory testing card

d. none of the above

42) Sampling requirements for strength and absorption test for none reinforced concrete

sewer, storm drain and culvert pipe

a. not to exceed 2% of the number of pipes of each size

b. 0.50% of the number of pipes of each size but not less than two (2)

c. 1 sample for each size for every 25 pcs.d. 1.5% of the number of pipes of each size but not less than three (3)

e. 2 samples for each size for every 50 pcs.

43) Minimum test requirement for galvanized iron sheet is____

a. 1 sheet in each lot of 2500 sheets or a fraction thereof

b. 1 sheet of each lot of 25 sheets or a fraction thereof

c. 1 sheet in each lot of 250 sheets or a fraction thereof

d. None of the above

44) Defined as the resistance to disintegration due to the detrimental effects of traffic, water,

air and temperature changes.a. strength

b. stability

c. durability

d. permeability


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45) Defined as the ability of the pavement to bend repeatedly without cracking and to

conform to variations of the underlying base.

a. viscosity

b. flexibility

c. stability


46) Approximately a ____ long specimen shall be obtained to represent a 10,000 kgs of steel.

a. 0.5 meter

b. 2.0 meter

c. 1.0 meter

d. 1.5 meter

47) Common method of assessing strength and stress of both subgrades and pavement.

a. flexural strength test

b. field density test

c. california bearing ratio testd. compressive strength test

e. direct shear test

48) _______is essential to produce maximum contact between the bitumen-coated aggregate

for the development of stability in the mixture.

a. compaction effort

b. degree of compaction

c. job-mix formula


49) Defined as the resistance to displacement under the sustained or repeated loadings.

a. stability

b. flexibility

c. displacement

d. compactibility

50) In PCCP the depth of the weakened plane joint should at all times not be less than

____while the width should not be more than______.

a. 40 mm; 5 mm

b. 50 mm; 6 mm

c. 45 mm; 5 mm

d. 40 mm; 6 mme. 50 mm; 4 mm

51) The transverse construction joint or cold joint is constructed when there is an interruption

of more than _____ minutes in the PCCP concreting operation.

a. 30

b. 45

c. 60

d. 75

e. 90

52) Immediately after the finishing operations have been completed and the concretesufficiently set, the surface of the newly placed concrete shall be cured for a period of

____ hours.

a. 48

b. 24


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c. 72

d. 96

53) In PCCP, forms shall remain in place undisturbed for not less than ___ hours after

concrete pouring.

a. 12b. 24

c. 72

d. 36

e. 48

54) What type of asphalt/bitumen which is viscous liquid obtained from the distillation of

coal and wood.

a. liquid asphalt

b. tar

c. petroleum asphalt

d. asphalt emulsione. asphaltene

55) The number of measurement made on the asphalt core specimen to determine the

Thickness of asphalt pavement

a.4

b.9

c.6

d.8

e.3

56) Sampling of asphalt bitamin is 1 sample for every

a. 100 drums or 20 m t

b. 200 drums or 40 m t

c. 50 drums or 10 m t

d. 20 drums or 4 m t

57) The solid portion of the paint which imparts important properties to the finished

material.

a. residue

b. vehicle

c. pigmentd. volatile

e. resin

58) A Department Order hereby directed no acceptance and final payment shall be made on

completed concrete and asphalt pavements unless core test for thickness determination

is conducted.

a. D O # 135

b. D O # 110

c. D O # 155

d. D O # 119

59) Rock pieces for gabions shall be generally uniformly graded in sizes ranging from

a. 100 to 200 mm

b. 200 to 300 mm

c. 75 to 100 mm


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d. 300 to 450 mm

60) When the liquid limit or plastic limit cannot be determined, the P1 shall be reported as__.

a. zero

b. not applicable (N A)

c. Non-plastic (N P)d. No P1

e. No G1

61) Test that determined the presence of injaroas organic compounds in natural sands

Which are to be used in cement mortar or concrete

a. organic compounds

b. organic impurities

c. organic sands

d. soundness test

62) In California Bearing ratio test, the specimen is soaked for ____hours.a. 36 hours

b. 96 hours

c. 72 hours

d. 62 hours

63) Determined the effective asphalt content given the following data:

Asphalt content 5.40%

Absorption 0.83%

a. 5.35

b. 5.25

c. 5.10

d. 4.61

64) Unsuitable materials are soil with a liquid limit exceeding _____

a. 35

b. 55

c. 80

d. 100

65) What is the oven drying temperature for moisture content determination?

a. 160 C +10 Cb. 110 C + 5 C

c. 120 C + 5 C


66) The unit pressure greater than which progressive settlement will occur leading to

failure.

a. bearing value

b. bearing capacity

c. bearing formula

d. bearing pressure

67) If the required thickness for subbase or base is 150 mm or less, this maybe spread and

Compacted ____ layer(s).

a. one layer

b. two layer


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c. three layer


68) At least how many sets of concrete beam samples will you get and shall, represent a

330 m2 of pavement, 230 mm depth or fraction thereof placed each day? Volume of

concrete not more that 75 m.a. 2 sets

b. 3 sets

c. 1 sets


69) What is the average deficient thickness per lot of cores specimen where no payment is

recommended on the project?

a. more than 20 mm

b. more than 25 mm

c. more than 15 mm

d. more than 5 mm

70) The recommended type of Portland Cement to be used in concreting unless otherwise

provided for in the special provision.

a. Type 1-P

b. Type1

c. TYPE 11 & V

d. Type 1V

71) The mass percent of wear or abrasion loss of coarse aggregate used when tested by

AASHTO T-96 should not exceed:

a. 50%

b. 40%

c. 45%

d. 30%

72) The weepholes shall be placed at the lowest points where free outlets for water can be

Obtain and shall be spread not more than.

a. 3 m center to center

b. 1 m center to center

c. 2 m center to center

d. 2 m center to center

73) A concrete core was measured, 23.7,23.5, 23.4, 23.5, 24.1, 23.1, 23.0, 23.7, 24.2, if

the design thickness is 23.0 mm, what will be the average thickness of the concrete

core in accordance with AASHTO 148 ?

a. 23.6

b. 23.5

c. 23.2

d. 23.4

e. 23.3

74) Using the standard proctor test or AASHTO T-99 for moisture density relation test,what is the recommended no of blows per layer ?

a. 30 blows

b. 75 blows

c. 25 blows


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d. 56 blows

75) Concrete vibrators shall operate a maximum spacing of _____

a. 60 mm

b. 30 in

c. 60 cmd. 30 cm

76) All washed aggregates shall be stock pilled or binned for draining at least _____hrs

before being batched.

a. 12 hrs

b. 5 hrs

c. 24 hrs

d. 4 hrs

77) Mortar that is not used within ____after the water has been added shall be discarded.

a. 30 minutesb. 90 minutes

c. 1 hour

78) Minimum diameter of gabions per standard specification requirements.

a. 2.70 mm

b. 3.00 mm

c. 2.50 mm

d. 1.70 mm

79) AASHTO Designation for Plastic Limit test.

a. AASHTO T-89

b. AASHTO T-99

c. AASHTO T-90

d. AASHTO T-91

80) Bituminous mixture will be measured be:

a. linear meter

b. tones

c. gm/cm

d. sq.mtrs.

81) Size of asphalt core specimen for thickness and density determination

a. At least 150 mm X 150 mm

b. 100 mm dia, full depth

c. All of the above


82) Determine the bulk specific gravity at a compacted asphalt core with the given data.

Weight in air = 2.145 gm

SSD = 1.913 gm

weight in water = 1000 gm

a. 2.43b. 2.34

c. 2.35

d. Non of the above


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83) A core sample shall be taken for every __ if no core was taken at the end of each days

operation.

a. 100 lm per lane

b. 100 lm per width

c. 100 lm per lane or a fraction thereof

d. All of the above

84) The moisture content corresponding to the intersection of the flow curve with the ___

shock ordinate shall be taken as the liquid limit of the soil.

a. 20

b. 25

c. 15

d. 30

85) Test specimen required for items 311-Portland cement Concrete Pavement

a. concrete mold

b. concrete cylinderc. concrete beam

d. all of the above

86) Required slump of PCCP if vibrated.

a. 40 to 75 mm

b. 30 to 40 mm

c. 10 to 40 mm

d. 40 to 75 mm

87) Forms for PCCP shall remain in place undisturbed for not less than ___ hrs after concrete

pouring.

a. 24

b. 12

c. 18

d. 7

88) Concrete shall be thoroughly consolidated by means of

a. Tamper

b. Vibrator

c. plate compactor

d. tamping rod

89) Flexural Strength of PCCP when tested at 3rdpoint

a. 24 MPa

b. 4.50 MPa

c. 3.80 MPa


90) Sampling of CHB is______ units for every 10,000 units or a fraction thereof

a. Six (6)

b. Four (4)

c. three (3)d. two (2)

91) Minimum individual compressive strength required for load bearing CHB

a. 4.14 MPa


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b. 5.50 MPa

c. 6.90 MPa

d. 3.45 MPa

92) Sampling of cone Aggregates for quality test is one (1) sample for every ____cubic

a. 75 mb. 1,500 m

c. 300 m


93) Test on cement which measures how fresh the cement is

a. soundness test

b. fineness test

c. loss ignition test

d. time of setting test

94) Test of Reinforcing Steel bars which determines the percentage of phosphorous.a. Tension test

b. yield test

c. chemical test

d. physical test


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me reviewer

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