Random Quiz On Material Testing!
- 1.What is the Plasticity index of mineral filler?
- A.
Not greater than 4
- B.
Not greater than 8
- C.
Zero
- 2.How many gradation ranges for hot plant mix bituminous are there in the blue book?
- A.
Seven
- B.
Six
- C.
Five
- D.
Four
- 3.What is the sample for compressive strength determination of a structuralconcrete?
- A.
Concrete cylinder sample
- B.
Slump test
- C.
Concrete beam
- D.
None of the above
- 4.What is the length required for RSB sample for quality test?
- A.
1.0 m/10,000kg/size/shipment
- B.
2.0 m/10,000kg/size/shipment
- C.
3.0 m/10,000kg/size/shipment
- D.
4.0 m/10,000kg/size/shipment
- 5.How many samples should be taken for every 75 cu.m fresh concrete?
- A.
1 set consist of 3-pcs sample
- B.
2 set consist of 3-pcs sample
- C.
1 set consist of 4-pcs sample
- D.
3set consist of 3-pcs sample
- 6.What is the required size of test specimen for G.I. sheets?
- A.
3 pcs-60mm x 60mm in 1 sht/100sht
- B.
3 pcs-50mm x50mm in 1 sht/100sht
- C.
2pcs-60mm x 60mm in 1 sht/100sht
- D.
2 pcs-50mm x 50mm in 1 sht/100sht
- 7.What kind of paint that has a reflectance or beads?
- A.
Reflectorized paint
- B.
Acrylic paint
- C.
Enamel paint
- D.
Trafficpaint
- 8.What is that construction material that has a property of being a dark brown toblack cementitious material in which the predominating substance is bitumen?
- A.
Asphalt
- B.
Tar
- C.
Fly ash
- D.
None of the above
- 9.For how long or how many hours shall a bituminous prime coat be leftundisturbed?
- A.
24 hours
- B.
48 hours
- C.
12 hours
- D.
72 hourst
- E.
All of the above
- 10.What is the rate of application of bituminous tack coat?
- A.
0.2 to 0.7 L/sq. m
- B.
0.3 to 0.6 L/sq. m
- C.
0.1 to 0.7 L/sq. m
- D.
0.2 to 0.9 L/sq. m
- 11.What is the penetration grade of blown asphalt?
- A.
0 to 30 penetration grade
- B.
0 to 40 penetration grade
- C.
0 to 20 penetration grade
- D.
0 to 250 penetration grade
- 12.What kind of sample is taken for flexural test?
- A.
A.concrete beam sample
- B.
B.concrete cylinder sample
- C.
None of the above
- D.
Both a&b
- 13.What are the tests needed for the 2.650 cu.m Item 201 (Aggregate Base Course)?
- A.
CBR, abrasion, GPCD
- B.
CBR, abrasion
- C.
CBR, GCPD
- D.
Abrasion, GPCD
- 14.How many grading tests are required for a 3,200 cu.m selected borrow topping(Item 104)?
- A.
3 grading tests
- B.
1 grading tests
- C.
2 grading tests
- D.
4 grading tests
- 15.As a materials Engineer, what will you recommend if you find out that thematerials to be used as Item 200 if finer than the required materials?
- A.
Blend Item 200 with coarser materials
- B.
Reject the material
- C.
Do nothing
- D.
Blend Item 200 with finer materials
- 16.What is the standard specification for LL and PI of Item 201?
- A.
maximum of 25% and maximum of 6% respectively
- B.
maximum of 35% and maximum of 12% respectively
- C.
maximum of 25% and maximum of 12% respectively
- D.
maximum of 35% and maximum of 6% respectively
- 17.What is the CBR requirement for Item 201?
- A.
80% maximum
- B.
85% maximum
- C.
90% maximum
- D.
20% maximum
- 18.What asphalt is used for sealing weaken plane joint of concrete pavement?
- A.
Blown Asphalt
- B.
Cut Back Asphalt
- C.
Emulsified Asphalt
- D.
NOTA
- 19.What is Item 311 of the DPWH Specification (Blue Book)?
- A.
Portland Cement Concrete Pavement
- B.
Bituminous Concrete Surface Course
- C.
Aggregate Surface Course
- D.
Bituminous tack Coat
- 20.19. What is the machine used for abrasion test?
- A.
Los Angeles Abrasion Machine
- B.
Las Vegas Abrasion Machine
- C.
San Francisco Abrasion Machine
- D.
San Diego Abrasion Machine
- 21.How to determine the degree of compaction of Items 104, 200, & 201?
- A.
By Field Density Test
- B.
By Core Test
- C.
By Boring
- D.
NOTA
- 22.What is the formula in obtaining the value of PI?
- A.
Liquid Limit minus Plastic Limit
- B.
Plastic Limit minus Liquid Limit
- C.
Liquid Limit plus Plastic Limit
- D.
Plastic Limit plus Liquid Limit
- 23.What are the other terms for sieve analysis?
- A.
All of the Above
- B.
Grading Test Grading Test
- C.
Particle Size Distribution Test Particle Size Distribution Test,
- D.
Mechanical Analysis Mechanical Analysis
- 24.What is the degree of compaction of the soil if the wet density is 2,200 kg/m3with an actual moisture content of 10.2% and a maximum dry density of 1,960kg/m3?
- A.
101.86%
- B.
102.34%
- C.
99.30%
- D.
105.23%
- 25.How many concrete cores shall be taken for one (1) kilometer concrete pavement?
- A.
5 holes/km/lane
- B.
3 holes/km/lane
- C.
2 holes/km/lane
- D.
10 holes/km/lane
Questions: 30 | Attempts: 520 | Last updated: Mar 3, 2016
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