Flooding

Question 1

If the driver reports floodwater, what information must you find out? (5)

Answer 1

1. Is the water up to the bottom of the railhead.
2. Is the water up to the top of the railhead.
3. Is the water above the top of the railhead.
4. Is the water moving and likely to dislodge ballast.
5. Has the water dislodged any ballast.

Question 2

What information do you need if someone reports flowing or pooling that affects structures and earthworks? (4)

Answer 2

1. The location.
2. If it is flowing or pooling.
3. If the water is displacing any material.
4. What is affected by the water (Cess, embankment, cutting etc.)

Question 3

What must you arrange if a driver reports flowing or pooling water not to be safe for trains?

Answer 3

A competent engineer to examine the line

Question 4

To allow trains to run normally, one of the three things must happen - (3)

Answer 4

1. Operations control give you permission.
2. SBSI allows you to do so.
3. Competent engineer has told you it is safe.