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WorksheetsIS 13920 Reinforced Concrete Structures Quiz
Total questions: 15
Worksheet time: 8mins
What is the purpose of ductile detailing in reinforced concrete structures according to IS 13920?
Increase construction cost
Enhance structural strength and ductility
Reduce material usage
Improve aesthetic appearance
In ductile detailing, what does IS 13920 recommend for maintaining ductility in the structure during seismic events?
Increasing concrete strength
Increasing beam spans
Providing seismic links and confining reinforcement
Reducing column sizes
In seismic zones, IS 13920 recommends detailing of reinforcement to ensure:
Brittle failure
Ductile failure
No failure
Fatigue failure
What is the purpose of providing transverse reinforcement in beams as per IS 13920?
Increase axial load capacity
Improve fire resistance
Enhance shear strength and ductility
Reduce deflection
As per IS 13920, what is the recommended minimum grade of concrete for earthquake-resistant structures?
M15
M20
M25
M30
What is the purpose of providing confinement reinforcement in the critical regions of a column as per IS 13920?
Enhance column stiffness
Increase column height
Improve column aesthetics
Confer ductility to the column under axial loads
According to IS 13920, what is the minimum diameter of longitudinal reinforcement bars used in seismic-resistant columns?
6 mm
10 mm
12 mm
16 mm
In seismic design, IS 13920 recommends detailing measures for:
Columns only
Beams only
Both columns and beams
Slabs only
What does IS 13920 specify regarding the detailing of joints in earthquake-resistant structures?
No special requirements for joints
Strengthening joints using epoxy
Detailing joints to accommodate ductility and movement
Eliminating joints for better structural integrity
In seismic zones, IS 13920 recommends the use of which type of lateral reinforcement in beams and columns for enhanced ductility?
Stirrups
Tendons
Spirals
Mesh
What is the purpose of providing proper anchorage length for longitudinal reinforcement in seismic-resistant structures according to IS 13920?
Improve aesthetics
Increase column height
Ensure proper load transfer and ductility
Reduce construction time
According to IS 13920, what is the recommended minimum grade of seismic-resistant reinforcement bars for structures in high seismic zones?
Fe250
Fe415
Fe500
Fe550
In seismic design, what does IS 13920 recommend regarding the detailing of beam-column joints?
Eliminate joints for better performance
Increase joint size for aesthetics
Provide additional reinforcement and ensure joint ductility
Use epoxy to strengthen joints
What is the purpose of providing confinement reinforcement in the plastic hinge region of a beam as per IS 13920?
Reduce beam deflection
Enhance beam aesthetics
Confer ductility and prevent brittle failure
Increase beam span
According to IS 13920, what is the recommended minimum lap length for longitudinal reinforcement in seismic-resistant structures?
15 times the bar diameter
20 times the bar diameter
25 times the bar diameter
30 times the bar diameter
