Mste Flashcards
In the measures of congestion of highway capacity, what will happen as the density continues to increase?
A. Running speed and traffic flow is minimum
B. The point is reached at which speed declines noticeably
C. Minimum rate flow is eventually reached
D. Increase speeds and reduced flow rate
B.
Device mounted on a fixed support (permanent signs) or portable support (temporary signs) whereby a specific message is conveyed by means of words or symbols placed or erected for the purpose of regulating, warning or guiding traffic.
A. Special instruction signs
C. Traffic signs
B. Roadwork signs
D. Overhead signs
C.
What is the process of proportioning the cement, water, aggregates and additives prior to mixing concrete called?
A. Batching
C. Paving
B. Curing
D. Mixing
A.
A wave generated in deep water, when reaching shoaling waters, charges not only in its height but also in its length but the period will
A. Decrease
C. None of these
B. Remain Constant
D. Increase
A.
A maximum wave height and wave period of the maximum wave height in wave train.
A Significant wave
B. Highest wave
C. Equivalent depth water wave height
D. Deep water wave
A.
When directly generated and affected by local winds, a wind wave system is called:
A. Wind sea
B. Wind seiching
C. Wind wakes
D. Wind swell
A.
It is nothing more than a column driven into the soil to support a structure by transferring building loads to a deeper and stronger layer of soil or rock.
A. caisson
B. shoring
C. pier
D. pile
D.
This sign informs and advise road users of the directions, distances, routes, the location of services for the road users and point of interest.
A. advance direction sign
B. guide sign
C. traffic instruction sign
D. crossroad sign
B.
Ways of avoiding traffic conflicts:
A. grade separation
B. space-sharing
C. time-sharing
D. All of these
D.
The difference between the actual travel time of a given segment of a transportation system and some ideal travel time for that segment.
A. travel time
B. service time
C. queue time
D. delay
D.
Cracks approximately at right angles to the pavement centerline. These may be caused by shrinkage or differential thermal stress of the asphalt concrete or maybe reflective cracks.
A. transverse cracks
B. longitudinal cracks
C. alligator crack
D. block crack
A.
The provision of safety sight distance depends on the characteristics of the road environment such as:
1. Road geometry
Il. Road surface
III. Road illumination at night
IV. Road topography
A. Il and IV only
B. I and IV only
C. All of the above
D. 1, I1, and III only
C
One of the provisions of safety sight distance depends on the characteristics of the vehicle which are as follows:
1. Type of vehicles, car, or truck
Il. friction between the tire and the road
IlI. eye height of the driver
IV. speed of vehicle
A. Il and Ill only
B. IV only
C. All of the above
D. Ill only
A
To level a floor or layer of concrete with a straight edge using a back-and-forth motion while moving across the surface
A. floating
B. trowelling
C. finishing
D. screeding
D
Owing to the retardation of the tidal wave in the ocean by frictional force, as the earth revolved daily around its axis and as the tides tends No com the direction of th alon, the his ast and as the rides tents. consoncident with conjunction and opposition but occurs at some coas nutime after new and full moon. This interval which may amount.
to as much as 2.5 days is known as:
A. semi-diurnal tide
B. age of tides
C. lunar tide
D. diurnal tide
B
Wearing way of the pavement surface caused by dislodging of aggregate particles and binder. This is usually a result of insufficient asphalt binder in the mix or stripping of asphalt from particles of aggregate.
A. raveling
C. joint crack spalling
B. bleeding
D. flushing
A
The most important process to prepare concrete.
A. batching
C. cement-aggregate ratio
B. admixture
D. water-cement ratio
A.
The most important process to prepare concrete.
A. batching
C. cement-aggregate ratio
B. admixture
D. water-cement ratio
D
These are written instructions detailing how the facility is to be constructed
A. plans
B. estimates
C. specifications
D. bid documents
C
These are circumstances or deviation from standard condition which could permit an occurrence of accident or incident.
A. hazard
C. unsafe condition
B. unsafe act
D. risk
A
It is the single most important environmental factor in the broad field of coastal engineering.
A. coastal erosion
B. sand
C. sea
D. wave
D
It is a construction operation that concrete should be protected so that moisture is not lost during the early stages of hardening, and it should be kept at a temperature that will promote hydration and also protect against injury from subsequent construction activities.
A. Curing
C. Sprinkling
B. Scaling
D. Ponding
A.
It is combination of the likelihood of an occurrence of a hazardous event with specified period in specified circumstances and the severity of injury or damage of health of the people, property, environment or any combination of these caused by the event.
A. Hazard
C. Risk
B. Unsafe Condition
D. Unsafe Act
C
What is the worst condition which should be considered in relation to the design of coastal defence works?
A. Position in relation to still water level
B. Offshore wave climate
C. Extreme wave height
D. Combination of unusually high sea level with severe wave action
D
Waves are formed by the frictional drag of wind across the water surface. This is a process of transferring energy from wind to water.
Water particles are moved from their position by the wind, and then return to the original position by gravity, which is restoring force. These waves are called:
A. Shallow waves
B. Equivalent waves
C. Significant waves
D. Gravity waves
D.
Which is more accurate parameter of traffic capacity; volume or density?
Why?
A. Volume is more accurate: Only volume is a function of cars in a given length of roadway
B. Density is more accurate: Only density is a function of cars in a given length of roadway
C. Volume is more accurate: Only volume has units of time
D. Density is more accurate: Only density has units of time
B
III. The equipment involved in building the structure.
IV. The on-site facilities such as man lifts, elevators, concrete batch plants and rock crushing/gravel processing or asphalt plants.
V. The manpower of the structure.
A. All of the above
B. III, I & V
C. 1, 11, III & IV
D. 1, II, IV & V
D
It occurs as concrete hardens, being greater in wet mixes. Curing helps to limit effects and therefore concrete in the actual structure should be thoroughly and continuously moistened for some considerable period after placing.
A. Moisture content
B. Compaction
C. Concrete
D. Shrinkage
D
The single initial application of bituminous material to an existing bituminous, Portland concrete, or block surface or base is called:
A. tact coat
C. seal coat
B. prime coat
C. overcoat
B
The ideal capacity of road in vehicles per hour is:
A. 1800 vph
C. 1400 vph
B. 2000 vph
D. 1200 vph
B
Which of the following satisfy the requirement for estimating expected activity times in a PERT network?
1. Makes use of three estimates
Il. Puts the greatest weight on the most likely times estimate
III. Is motivated by the beta distribution
A. Ill only
C. Il only
B. I only
D. All of the above
D
The sound creaks and groans that one hears inside the building are in fact materials response to external stimuli such as heart, wind and gravity loads. These stimuli fall into four categories. What are these major properties that exhibited by materials?
A. temperature, thermal, conductivity and ductility
B. mechanical, thermal, electrical and chemical
C. ionic bonding, metallic bonding covalent bonding and secondary bonding
D. atoms, ions, electron and molecules
B
In the standard practice of measuring vertical or zenith angles, the following practices are great importance:
I. Be sure the instrument is level
Il. Sight with vertical crosshair
III. Sight exactly on the target
IV. Sight direct and reverse
Which standard practices are true?
A. I only
C. All of the above
B. I, III, IV only
D. 1 & Ill only
B
Which of the following is the calculation of the probability that the critical path will be completed by the time T?
I. Assumes that the activity times are the statistically independent
II. Assumes that the total time of the critical path has
approximately beta distribution
III. Requires knowledge of the standard deviation for all activities in
the network.
A. I only
B. All of the above
C. I only
D. Ill only
D
It is the probability of a mechanism that will function satisfactorily. If the mechanism is to operate intermittently and briefly, it is also refers to performance on a given occasion. If the mechanism is to operate continuously, it refers its performance for a specific period of time.
A. Standard deviation
C. Reliability
B. Infinite set
D. mean
C
Compacting applies energy to soil to consolidate it by compressing air voids to increase the soil’s dry density. Which of these are the objectives of proper compacting?
I. 1
Minimize settling
Il. Increases the soil’s load bearing characteristics
III. Increases soil stability
IV. Reduces water penetration
V. Protects slope that will drain water away
A. I, II, IV, V
B. 1, II, I, IV
C. 11, III, ١٧,٧
D. all of these
B
When train passes on curves, which have no super-elevation, it will give thrust on the:
A. Inner rail
B. Inner side of inner rail
C. Outer rail
D. Inner side of outer rail
D
Of all paths through the network, the critical path
A. has the maximum expected time.
B. has the minimum expected time.
C. has the maximum actual time
D. has the minimum actual time.
A
Which of the following are true statements?
1. All symmetric histograms have single peaks
II. All symmetric bell-shaped curves are normal III. All normal curves are bell-shaped and symmetric.
A. I only
C. Ill only
B. Il only
D. I and Il
C
