RCC STRUCTURES DESIGN QUIZ

The number of treads in a flight is equal to

Risers plus one

None of these

Risers in the flight

Risers minus one

TRUE ANSWER : ?
YOUR ANSWER : ?

If the effective length of a 32 cm diameter R.C.C. column is 4.40 m, its slenderness ratio, is

55

40

45

50

TRUE ANSWER : ?
YOUR ANSWER : ?

The weight of reinforced concrete, is generally taken as

2300 kg/m³

2400 kg/m³

2500 kg/m³

2200 kg/m³

TRUE ANSWER : ?
YOUR ANSWER : ?

For initial estimate for a beam design, the width is assumed

1/20th of span

1/30th of span

1/15th of span

1/25th of span

TRUE ANSWER : ?
YOUR ANSWER : ?

For normal cases, stiffness of a simply supported beam is satisfied if the ratio of its span to its overall depth does not exceed

20

25

15

10

TRUE ANSWER : ?
YOUR ANSWER : ?

The weight of a foundation is assumed as

10% of wall weight

5% of wall weight

7% of wall weight

12% of wall weight

TRUE ANSWER : ?
YOUR ANSWER : ?

If the size of a column is reduced above the floor, the main bars of the columns, are

Stopped just below the floor level and separate lap bars provided

Continued up

All of the listed here

Bent inward at the floor level

TRUE ANSWER : ?
YOUR ANSWER : ?

If the maximum shear stress at the end of a simply supported R.C.C. beam of 6 m effective span is 10 kg/cm², the share stirrups are provided for a distance ‘x’ from either end where, ‘x’ is

100 cm

150 cm

50 cm

200 cm

TRUE ANSWER : ?
YOUR ANSWER : ?

Based on punching shear consideration, the overall depth of a combined footing under a column A, is

None of these

(Perimeter of column A × Safe punching stress)/(Load on column A × Upward pressure × Area of the column)

(Perimeter of column A × Safe punching stress)/(Load on column A + Upward pressure × Area of the column)

(Area of the column A × Safe punching stress)/Load on column A

TRUE ANSWER : ?
YOUR ANSWER : ?

If T and R are tread and rise respectively of a stair, then

2R + T = 60

2R + T = 30

R + 2T = 60

R + 2T= 30

TRUE ANSWER : ?
YOUR ANSWER : ?