Which of the following statements related to wooden sleepers is/are true?
1. The composite sleeper index (CSI), which evolved from a combination of the properties of strength and hardness, is an index used to determine the suitability of a particular timber for use as a sleeper from the point of view of mechanical strength.
2. The minimum Composite Sleeper Index for Crossing Sleepers is prescribed as 1352 on Indian railway tracks.
1
Both statements are false.
2
Statement 2 is true while statement 1 is false.
3
Statement 1 is true while statement 2 is false.
4
Both statements are true.