MSTE TERMS Flashcards
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Wave generated in deep water, when reaching shoaling waters, charges not only in its height but also in its length but the period will…
Decrease
Standard sign shape for STOP sign.
Octagon
Standard sign shape for give way sign.
Equilateral triangle
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.
Traffic signs
Signs which inform and advise road users of directions, distances, routes and the location of services for road users and point of interest.
Guide signs
Signs used to guide drivers through a change in horizontal alignment of the road.
Chevron signs
The design element which is the most affected by the volume of traffic.
A. Number of traffic lanes
B. Mean speed
C. Type of pavement
D. Time of travel
Number of traffic lanes
The primary consideration in the design of geometric cross-sections for highways, runways, and taxiways is _____ .
Drainage
Reaction time vary widely. As result, the usual practice is to use a single, rather conservative value. AASHTO suggests a value of ____ in its Policy on Geometric Design of Highways and Streets.
2.5 sec
It provides the detailed requirements for the materials, equipment and workmanship to be incorporated into the projects.
Specifications
Refers to drawing, usually accompanied by notes, of various aspects or components of the design.
Plans
It include cost estimates for various parts of the project and are used to evaluate the acceptability of bids and the financial feasibility of the project.
Estimates
It is defined as the maximum safe speed that can be maintained over a specified section of a highway when conditions are so favorable that the design features of the highway govern.
Design speed
The basic lane width appropriate for national road is ______ .
3.35 m
It is advisable for a site plan to contain a large-scale map of the overall area and to indicate where the project is located on the site.
Vicinity map
This drawing has elevation as its vertical axis and horizontal distance as measured along the centerline of the facility as its horizontal axis.
Profile
This applies to curved facilities, such as highways or railways only. It consists of a graph with a roadway or railway cross slope versus horizontal distance.
Super elevation diagram
This view has elevation as its vertical axis and horizontal distance, measured perpendicular to the centerline, as its horizontal axis.
Geometric cross section
It is a violation of an accepted safe procedure which could permit the occurrence of an accident.
Unsafe act
A hazardous physical condition or circumstance which could directly permit the occurrence of an accident.
Unsafe condition
Rule _____ is the guidelines regarding Personal Protective Equipment (PPE)
1080
How do you test the relative consistency of concrete?
Slump test
Most important process to prepare concrete:
A. Slump test
B. Batching
C. Aggregate-cement ratio
D. All of the above
B. Batching
The number of days final curing for a concrete cement pavement is done for:
14 days
Compactor production is based on the following data:
I. Number of paces required
II. Width compacted per pass
III. Compactor speed
IV. Compacted lift thickness
V. Job efficiency
A. I, III, IV, and V
B. I, II, IV, and V
C. all of the above
D II, III, IV, and V
c. all off the above
The process of giving natural soils enough abrasive resistance and shear strength to accommodate traffic or design loads is called?
Ground modification
It involves dropping a heavy weight from a crane onto the ground surface to achieve soil densification.
Dynamic compaction
___________ or placing additional weight on the soil surface, has long been used to identify cohesive soil.
Surcharging
_________ is the process of densifying cohesionless soils by inserting a vibratory probe in the soil.
Vibroflotation
Workers in an excavation be protected from cave-ins by one of the following methods:
I. Sloping or benching of the sides of the excavation
II. Supporting the sides of the excavation by shoring
III. Placing a shield between workers and the sides of excavation
IV. Drying soil to prevent collapsing
A. all of the above
B. I, II, and IV
C. I, II, and III
D. II, III, and IV
C. I, II, and III
In highway construction, the process of cutting down high spots and filling in low spots of each roadway layer is called?
Trimming
It is nothing more than a column driven into the soil to support a structure by transferring building loads to deeper and stronger layer of soil or rock.
Pile
Joints placed in concrete pavements, which are usually placed transversely, at regular intervals, to provide adequate expansion space for slabs to expand when the pavement is subjected to an increase in temperature.
Expansion Joing
Joints placed in concrete pavements, which are usually placed transversely regular intervals across the width of the pavement to release some of the tensile stresses that are due to a decrease in temperature.
Contraction Joint
Joints placed in concrete pavements, which are usually placed transversely across the pavement width to provide suitable transition between concrete placed at different times or on different days.
Construction Joints
Joints placed in concrete pavements at right angles to the center line of the pavement is called:
Transverse joints
It is a type of thermoplastic lane marking designed to aid and provide motorist with visual, audio, and warning on the road.
Rumble strips
Which of the following is not an objective for traffic barriers?
A. Increasing capacity
B. Separating opposing flow
C. Channeling various modes of traffic flow
D. Work zone safety
A. Increasing capacity
Which of the following duties normally NOT be a responsibility of the estimating department within a general contractor’s organization?
A. obtaining bid documents
B. securing subcontractor/material quotations
C. project cost accounting
D. delivering competitive or negotiated proposals
C. Project cost accounting
In competitive bidding, when the bids are all opened, the owner will normally award the contract to the lowest _____.
responsible bidder
What is the accepted normal limit of peripheral vision?
160 degrees
According to NSCP, the slope of cut and fill surfaces shall not be no steeper than:
1:2
Any temporary elevated platform used supporting employees or materials or both in the course of any construction works.
Scaffolding
What are the capacity requirements for all scaffolding?
At least four (4) times its own weight
It is the process where a load is prepared for lifting using a lifting machine. The main part of this process is the typing up of the load with sling and other connecting devices so that the load could be hooked onto a crane.
Rigging
Complete or partial dismantling of a building or structure by pre-planned and controlled methods or procedures.
Demolitiom
It is capable of spreading, consolidating, and finishing a concrete slab without the use of conventional forms.
Slipform paver
It is a very versatile machine that has the longest reach for digging and dumping of any member of the crane shovel family.
Dragline
The bucket volume contained within the bucket when following the outline of the bucket sides is called:
Plate line capacity
Assumes a level of material flush with the lowest edge of the bucket.
Water line capacity
The bucket capacity when the load is struck off with the bucket sides.
Struc capacity
It represents those components of cycle time other than travel time.
Fixed time
This represents the travel time required for a unit to haul material to the unloading site and return
Variable time
This should be done during the first seven days in order that the expected development of strength will be obtained and the occurrence of plastic cracks will be prevented or minimized.
Curing
A mixture of cementitious materials and water, with or without aggregate, proportioned to produce a creamy consistency.
Grout
In the measure of congestion of highway capacity, what will happen as the density continue 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. The point is reached at which speed declines noticeably
A maximum wave height and wave period of the maximum wave height in wave train
Significant wave
When directly generated and affected by local winds, a wind wave system is called:
Wind sea
This sign informs and advise road users of the directions, distances, routes, the location of services for the road users and point of interest.
Guide signs
Ways of avoiding traffic:
A. Grade-separation
B. Space-sharing
C. Time-sharing
D. All of the above
D. All of the above
The difference between the actual travel time of a given segment of a transportation system and some ideal travel time for that segment.
Delay
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.
Transverse cracks
The provision of safety sight distance depends on the characteristics of the road environment such as:
I. road geometry
II. road surface
III. road illumination at night
IV. road topography
A. II and IV only
B. I and IV only
C. All of the above
D. I, II, and III only
C. All of the above
One of the provisions of safety sight distance depends on the characteristics of the vehicle which are as follows:
I. Type of vehicles, car, or truck
II. friction between tire and the road
III. eye height of the driver
IV. speed of vehicle
A. II and IV only
B. IV only
C. All of the above
D. III only
A. II and IV only
To level the floor or layer of concrete with a straight edge using a back and forth motion while moving across the surface
Screeding
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 to follow the direction of the moon, the highest tide for each location is not coincident with conjunction and opposition but occurs at some constant time after new and full moon. This interval which may amount to as 2.5 days is known as:
Age of tides
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.
Raveling
These are circumstances or deviation from standard condition which could permit an occurrence of accident or incident.
Hazard
It is the single most important environmental factor in the broad field of coastal engineering.
Wave
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.
Curing
It is combination of the likelihood of an occurrence of a hazardous event with specified period in specified circumstances and severity of injury or damage of health of the people, property, environment or any combination of these caused by the event>
Risk
What is the worst condition which could 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 sever wave action
D. Combination of unusually high sea level with sever wave action
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:
Gravity waves
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 of more accurate: Only density has units time
B. Density is more accurate: Only density is a function of cars in a given length of roadway
Which of the following are the concept of safe design for construction?
I. The design of the structure to be built
II. The subsystem to be included in the structure (electrical, mechanical, plumbing, etc.)
III. The equipment involved in building the structures
IV. The on-sites 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, IV, and V
C. I, II, III, and IV
D. I, III, IV, and V
D. I, III, IV, and V
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.
Shrinkage
The single initial application of bituminous material to an existing bituminous, Portland concrete, or block surface or base is called:
Prime coat
The ideal capacity of road in vehicles per hour is:
2000 vph
Which of the following satisfy the requirement for estimating expected activity times in a PERT network?
I. Make use of three estimates
II. Puts the greatest weight on the most likely times estimate
III. Is motivated by the beta distribution
A. III only
B. I only
C. II only
D. All of the above
D. All of the above
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?
mechanical, thermal, electrical, chemical
In the standard practice of measuring vertical or zenith angles, the following practices are great importance:
I. Be sure the instrument is level
II. Sight with vertical crosshair
III. Sight exactly on the target
IV. Sight direct and reverse
Which standard practice are true?
A. I only
B. I, III, IV only
C. All of the above
D. I and III only
B. I, III, IV only
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 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. II only
D. III only
A. I only
It is the probability of a mechanism that will function satisfactorily. If the mechanism is to operate intermittently and briefly, it 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.
Reliability
Compacting applies energy to soil to consolidate it by compressing air voids to increase the soil’s dry density. Which if these are the objectives of proper compacting?
I. Minimize setting
II. Increase the soil’s load bearing characteristics
III. Increase soil stability
IV. Reduces water penetration
V. Protects slope that will drain water away
A. I, III, IV, V
B. I, II, III, IV
C. II, III, IV, V
D. all of these
B. I, II, III, IV
