NH 310A — Lachung to Gangtok

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NH 310A

Lachung–Gangtok National Highway

156 km Open Sikkim National Highway

Route

NH 310A runs 156 km from Lachung, Sikkim to Gangtok, Sikkim.

Crosses Sikkim.

Through Lachung, Mangan and Gangtok.

Why it matters

NH 310A is a branch of NH 310. In the national highway numbering used since 2010, a letter after the number marks a spur or link off the main route — this one runs Lachung to Gangtok, and it meets NH 310 along the way.

Connected roads

NH 310 Gangtok–Xiayadong National HighwayNH 310 — the highway this branch takes its number from, running Gangtok to Xiayadong NH 310AG Lachung–Lachen National HighwayMet near Lachung

Sources

NHAI — National Highways Authority of India Ministry of Road Transport & Highways

NH 310A — Lachung–Gangtok National Highway