| Q.141 | Torsional stiffeners are provided: | |
| Ans | 1. to provide torsional restraint to beams and girders at mid-span. | |
| 2. to prevent local buckling of the web due to concentrated loading | ||
| 3. to provide torsional restraint to beams and girders at supports | ||
| 4. to prevent local crushing of the web due to concentrated loading |
Correct Ans Provided: 3