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Quiz 1
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Q.1
The corrosion of reinforcement due to extreme exposure is common for structure located in ____________
Dry conditions
Costal zones
Regional zones
Hot condition
Q.2
In case of damaged prestressed concrete I girders which are used for restoring strength?
Pretensioning
Post tensioning
Chemicals
Dies
Q.3
In restoration of strength by adding external reinforced concrete the damages concrete is first repaired by applying ____________
Preload
Tensile load
Compressive load
Overload
Q.4
In case of bridge greater than 10.7m in height and which cannot be inspected from beneath due to watery situation the instrument suited for inspection work is?
Electrical resistance meter
Strain gauges
Barins snooper vehicle
Rain guages
Q.5
In the case of dormant cracks wider than about 1m, it is more economical to use ____________
Epoxy resin
Grouting
Tensioning
Ranging
Q.6
The repair and rehabilitation of damaged or spalled concrete is done by removing the ____________
Loose concrete
Collapsing
Breakage
Bonding
Q.7
In many cases of heavily loaded girders, shear distress is observed near the ____________
Edges
Supports
Span
Length
Q.8
Bridge girders located in zones of very severe exposure conditions suffer ____________
Spalling
Bleeding
Winding
Spinning
Q.9
In method 3 the restoration is done by addition of ____________
Metal sleeve jacket
Aluminium jacket
Steel jacket
Water proof jacket
Q.10
The structural concrete slab panels can be repaired by ____________
Internal bonding
External bonding
Stress bonding
Layered bonding
Q.11
Which type of inspection is more intensive involving examination of structural elements?
Minor inspection
General inspection
Major inspection
Reverse inspection
Q.12
While calculating the handling capacity of lift, the weight of a person is taken as 65kg.
TRUE
FALSE
Q.13
DPM stands for:
Damp Proof Material
Damp Proof Mix
Damp Proof Member
Damp Proof Membrane
Q.14
Desiccants are chemicals that:
Remove humidity
Add humidity
Add moisture
Remove moisture
Q.15
How many sealants are there used depending upon their suitability in a given situation?
3
2
4
1
Q.16
How many types of damages are present in classification of damage?
1
2
3
4
Q.17
If the loss of prestress is excessive resulting in tensile cracks, which method should be used?
Preloading method
Hollow method
Transparent method
Layered method
Q.18
The crack propagation in the concrete girders can be arrested by using the principles of ____________
Pre tensioning
Post tensioning
Prestressing
Loading
Q.19
In some cases of repairs of girders damaged by collision, the damage is severe what is used?
Trusses and bars
Struts and pins
Links and dowels
Lace and anchores
Q.20
Which defect occurs if a paint is applied excessively thick?
Grinning
Running
Wrinkling
Flaking
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