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Questions in this quiz (50)
1What is NOT an appropriate method for reducing separation of aggregates?
- ALoading truck properly
- BAdding water to mix
- CKeep paver hopper half full between truckloads
- DStopping and starting truck rapidly
2Which is NOT an added layer in asphalt paving?
- ASub-base
- Bbase
- CWearing
- DSub-grade
3Which of the following is true?
- APavers push dump trucks during the paving process
- BDozers are used to spread Hot Mix Asphalt during the pouring process
- CThe primary advantage of recycling asphalt is the large amount of cost savings
- DPavers provide ideal compaction of the Hot Mix Asphalt
4What machine can be used to control dust emissions in a mixing plant?
- AAir purifiers
- BCentrifugal dust collectors
- CVacuum
- DDust barriers
5How are aggregates separated and placed in their respective storage bins, based on their
size, at an asphalt plant?- AAggregate is unloaded into stockpiles and a conveying belt system transports the
aggregate to the bins - BAggregate is unloaded directly into their respective bins via dump trucks
- CAggregate is unloaded in a large sieve, which distributes the aggregate into bins based
on their size - DAggregate is unloaded into stockpiles and a loader directly places the aggregate into
bins
- AAggregate is unloaded into stockpiles and a conveying belt system transports the
6If applicable what is the most economical method to dispose of dredging soil?
- AUse soil in another dredging project
- BCapping and monitoring on land disposal site
- CCapping and monitoring underwater disposal site
- DSeparation and chemical washing soil
7The most important non-economical consideration for choosing the type of dredge is? Not the size of
dredger.- ASoil classification
- BDredging depth
- CSoil disposal method
- DEnvironmental impact
8In the case study the IMS 7015-Hp was chosen over the other alternatives because of which final
consideration?- AUnit operational cost for dredge soil $/m3
- BProduction rate of the dredger equipment
- CSoil classification
- DDisposal distance
9Which type of soil classification would not be recommended for hydraulic dredging machine?
- ARocks
- BGravel
- CSand
- DClay
10Since separation and chemical washing treatment for dredge soil is very expensive. Why would a
project use this method of disposal?- AIt’s used for contaminated soils
- BUsed before bring material to another project
- CUsed to increase G.D.P
- DRequired by law to be done on all projects
11In North America, how many floors are allowed to be built maximum, according to
building code with regards to wooden construction?- AOnly single family houses (2 storeys)
- BOnly Multi-story houses (3 storeys)
- C4 to 6 storeys wooden buildings
- DHigh-rise wooden buildings (over 12 storeys)
12In which direction, wood shrinkage could be negligible?
- ATangential
- BRadial
- CLongitudinal
- DShrinkage effect cannot be neglected in any direction
13Which of the followings is not a correct method used by a construction manager to
minimize changes in moisture contents of the wooden panels awaiting construction in a
storage site?- AWooden panels should be completely wrapped and protected at the construction site
- BSupports shall be placed under lumbers to elevate them at least 150 mm above the
ground - CLie wooden panels on the ground and protect them from rain by water proof covers
- DPlace them in a heated closed room and keep the temperature higher than outside air
temperature by a certain level
14Which one of the following is the correct statement?
- AThe most accepted method for determining wood moisture content is electrical method
- BBoth oven and electrical methods need a cut wood to determine wood moisture
- CElectrical drying method usually gives less value
- DElectrical method can be used for installed wood
15Which factors are supposed to be considered for the design and construction of wooden
buildings?- AStructural design
- BThermal insulation and air filtration control
- CMoisture control and sound control
- DAll of the above
16In terms of the most considerable benefits by using modular construction, which following
one should be selected- AMore cost effective
- BLess material waste
- CMore convenient transportation
- DMore accessible design alternatives
17 For the mid and high-rise buildings, which modular material is commonly chosen:
- APanels modules
- BComposite wood modules
- CConcrete modules
- DSteel modules
18Which following statement is incorrect, in terms of the characteristics of modular
construction:- ABoth long distance and short distance transportation are more feasible
- BCollaboration is highly required by all involved parties through REVIT etc.
- CIn North America, the factory is located within 500-mile radius of their plant
- DShort distance transportation is more feasible
19 How can you implement modular construction technique?
- ABy improving work place
- BBy improving work safety
- CThrough product life-cycle management
- DThrough optimization of production
20To which kind of construction buildings, non-load bearing modules are applicable?
- AResidential buildings
- BCommercial buildings
- CPlant rooms
- DKey worker accommodation
21What is not a component of a cofferdam?
- ABracing frame
- BReinforcing steel
- CConcrete seal
- DSheet piles
22A typical sheet pile cofferdam is affected by all the following forces, except:
- Ahydrostatic pressure
- Bwater current and wave forces
- CSlope forces
- Dice forces
23Which of the following is not considered a cofferdam type?
- AEarth cofferdam
- BMolecular cofferdam
- CCellular cofferdam
- DDouble-wall sheet pile cofferdam
24Which of the following is the practical way to prevent scour (removal of sediment by
moving water) of the river bottom or seafloor along the cofferdam?- AConstruction of a temporary cofferdam around the main cofferdam
- BDiverting water flow to a temporary canal
- CDepositing a blanket of crushed rock or heavy gravel around the cofferdam
- DMaking a deep concrete foundation
25As a construction manager, knowing “The key to performing marine construction work
efficiently is to minimize work over water, and perform as much of the work as possible
on land. (Nemati 2005)”, how do you improve construction method of a marine
cofferdam?- APreassembly of the cofferdam on land, transporting it to location as one complete
assembly and installing it into place - BMinimizing the cost by maximizing job site labor to save time
- CMaximizing the percentage of work under water instead of over water
- DTransporting the cofferdam parts to location, assembly of it on water, installing the
completed cofferdam into place
- APreassembly of the cofferdam on land, transporting it to location as one complete
26What are the three main raw materials that are processed in extractive industries?
- ASlag crushed stone, Hard rock, Secondary aggregates
- BHard rock, Secondary aggregates, Sedimentary rock minerals
- CSecondary aggregates, Sedimentary rock minerals, Slag crushed stone
- DSedimentary rock minerals, Slag crushed stone, Hard rock
27What are three methods that are belongs to the stone Jaw crusher technology?
- APrimary Gyratory, Cone, Hammer
- BImpactor, impact breaker, Double impeller
- CDouble toggle, Single toggle, impact
- DSingle roll, Double roll, Rotopoctor
28 Which of the following statements about dust removal techniques are true?
- AScrubber and baghouse are two wet dust collector equipment.
- BScrubber has higher initial cost comparing to baghouse.
- CScrubber has higher efficiency comparing to baghouse.
- DScrubber has no significant maintenance requirements while baghouse needs 2 to 4
years of filter renewal.
29Which of the following statements is not true?
- AQuebec charges business owners for excess water consumption.
- BScrubber can be a good crusher dust collector equipment for hot climate.
- CBaghouse is an efficient dust removal technique with 99.9% efficiency.
- DBaghouse electricity consumption is due to air compressor while scrubber uses
electricity for water pump.
30Which of the following crusher methods is using for large amount of materials with a high
speed of crushing processes?- APrimary Gyratory
- BRotopoctor
- CDouble Toggle
- DHammer
31Generally, for advanced formwork, how many times plastic panels could be used:
- A1 to 3 times.
- B10 times.
- C50 time and more
- DNone of the above
32Generally, for advanced formwork, how many times a plywood sheet could be used:
- A12 to 15 times.
- B4 to 6 times.
- C50 times and more
- DNone of the above.
33What is the minimum structure height usually recommended in order to use sliding
formwork?- A15 ft
- B30 ft
- C45 ft
- D60 ft
34What specific characteristic does a green colored rebar possess?
- AIt can withstand a heavier tension stress than a regular rebar.
- BIt can withstand a heavier compression stress than a regular rebar.
- CIt can withstand a heavy sulphate exposure (resistance to corrosive environment).
- DIt can withstand a heavy fire exposure (fire retardant material)
35Based on the slip form productivity model using a pump for concrete placing, how many
floors would be completed after 6 days of continuous construction with stoppages at 6
hours and jacking rate of 40 cm/h?- A7.416
- B0.2736
- C6.316
- D6.009
36Which of the following is not a disadvantage of using steel rebar reinforcement?
- ASteel rebars begin to corrode over time
- BSteel reinforcement concrete members tend to be overdesigned to counteract cracking
- CThe use of steel rebars promote ductile failure of concrete members
- DThe use of steel rebar reinforcement may lead to higher production costs
37Which of the following is not a type of material commonly used as composite reinforcement?
- AGlass
- BSteel
- CPolypropylene
- DRubber
38Which of the following concrete-structural parameters does polypropylene fiber not improve?
- ACompressive strength of concrete
- BTensile strength of concrete
- CCorrosion resistance of concrete
- DFlexural strength of concrete
39Polypropylene fiber is a________ fiber?
- ASynthetic
- BPlastic
- CChemically Inert
- DAll of the above
40Which of the following describes a major concrete failure mode during the Kocaeli earthquake in
1999?- AFoundation failure
- BLack of column confinement
- CFailure of weak columns paired with strong beams
- DAll of the above
41Which underpinning method has more cement consumption and why?
- AJet grouting, due to the flush effluent in executive process
- BMicropiling, due to the flush effluent in executive process
- CJet grouting, to reach a higher strength solicrete
- DThe cement consumption in both underpinning method is the same.
42In which underpinning method soil erodibility plays and important role?
- AMicropiling
- BJet grouting
- CConventional piling method
43Which underpinning method can be used in any subsurface condition?
- AJet grouting
- BMicropiling
- CConventional piling method
- DBoth Jet grouting and micropiling
44For micropiling in sensitive ground with adjacent structures which drilling method can be
used?- APercussion method (down-the hole hammer with high-pressure air flush)
- BRotary drilling method
- CBoth methods can be used.
45Which underpinning method can be chosen in a project with low headroom condition?
- AJet grouting
- BMicropiling
- CConventional piling method
- DBoth Jet grouting and micropiling
46Which of the following has contributed in the acceleration of bridge deterioration?
- AUse of de-icing salts
- BLack of adequate proactive deterioration counter-measures
- CIncreased traffic requirements
- DAll of above
47What is the range of bridges service life?
- A40 to 120 years
- B60 to 120 years
- C40 to 100 years
- D50 to 100 years
48Based on what factor FRP composites are named?
- AThe location of FRP application within the bridge structure
- BThe Final result of FRP usage
- CThe type of fiber used in the FRP
- DThe Mechanical Strength of the FRP
49Which of the following is not considered as the FRP advantages in the bridge rehabilitation?
- AHigh strength and lightweight
- BCorrosion resistant
- CLow initial costs
- DLow life cycle costs
50What is one of widely technique used for FRP wrap application in bridges? What are its main
characteristics?- APrefabrication(Pre-cured), Simple in use and needs rigorous quality control
- BPrefabrication(Pre-cured), Simple in use and higher quality guarantee
- CWet lay-up(Cured in situ), Very flexible and higher quality guarantee
- DWet lay-up(Cured in situ), Very flexible and no need for rigorous quality control
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- Quiz on Untitled, created by m b on 29/03/2017.
- Author
- m b
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