Identify whether the following statements related to canal regulation works are true or false.
(i) A cross-regulator is provided on the main canal at the d/s of the off-take to head up the water level and to enable the off-taking channel to draw the required supply.
(ii) A canal escape is a structure required to dispose of surplus or excess water from canal from time to time.
(iii) In Notch fall gradual convex and concave curves provide a smooth transition and reduce disturbance and impact.
1
Statements (i) and (iii) are true whereas statement (ii) is false.
2
Statements (ii) and (iii) are true whereas statement (i) is false.
3
Statements (i) and (ii) are true whereas statement (iii) is false.
4
Statements (i) and (ii) are false whereas statement (iii) is true.