No offense, GTL is division HQ and no doubt in it. But it adds delay
For example, train needs to hit mallappagate, then wait for the signal as it will cross the downline then enter the bypass and then wait for a signal at AD-GTL route , then it will wait at the outer of GTL station for PF clearance. Probably, LP change and then leave from GTL station
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Wouldn't it simple to send some trains via GY_Pendekallu