Route S21HET Details
S21HET connects Thiruvetriyur B.S (Thiruvotriyur) with Kelambakkam (Kelambakkam / OMR / Rajiv Gandhi Salai).
This route is Deluxe type.
The total journey time from Thiruvetriyur B.S to Kelambakkam using S21HET is 115 mins.
During peak hours, the frequency of S21HET is one bus every 115 minutes.
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