🛣️Secondary Highway

National Highway 320A (NH 320A)

Chas to Mejia — 101.0 km

NH 320A is a secondary/branch national highway connecting Chas to Mejia, spanning 101.0 km through Jharkhand, West Bengal. It branches from NH 20.

101.0

Kilometres

States

Major Cities

NH 20

Parent Highway

NH 320A Route Map

NH320 near Chas, Chandankiyari, Raghunathpur, Saltora, Mejia on NH14

States & Union Territories

NH 320A passes through the following 2 states:

JharkhandWest Bengal

Major Cities & Towns Along NH 320A

The highway passes through 5 major cities and towns:

●Chas→●Chandankiyari→●Raghunathpur→●Saltora→●Mejia on

View on Google Maps

NH 320A Start and End Point

Start Point (Origin)

Chas

Junction point from route description

End Point (Terminus)

Mejia

Junction point from route description

Highway Classification

Highway NumberNH 320A

TypeSecondary/Branch Highway

Parent HighwayNH 20

Total Length101.0 km

Numbering SystemPost-2010 (New)

Managed ByNHAI / MoRTH

Speed Limit on NH 320A

Cars, Jeeps & Light Motor Vehicles100 km/h

Buses & Goods Carriers (medium)80 km/h

Heavy Motor Vehicles (trucks, lorries)60 km/h

Motorcycles & Two-Wheelers80 km/h

Speed limits are prescribed under the Motor Vehicles Act and Central Motor Vehicles Rules for national highways. State governments may impose lower limits on specific stretches.

Safety Tips for Driving on NH 320A

⚠️Always follow the speed limit — 100 km/h for cars and 80 km/h for heavy vehicles on national highways.
⚠️Wear seatbelts and ensure all passengers are buckled up.
⚠️Do not overtake on curves, bridges, or narrow sections.
⚠️Keep a safe following distance, especially during monsoon season.
⚠️Use headlights even during daytime on highways.
⚠️Take breaks every 2 hours during long drives to avoid fatigue.
⚠️In case of an emergency, call 112 (Unified Emergency Number) or 1033 (National Highway Helpline).

Frequently Asked Questions

Which states does National Highway 320A pass through?

National Highway 320A passes through Jharkhand, West Bengal.

What are the major cities on National Highway 320A?

The major cities and towns along National Highway 320A include Chas, Chandankiyari, Raghunathpur, Saltora, Mejia on.

What is the total length of National Highway 320A?

The total length of National Highway 320A is 101.0 km.

Is National Highway 320A a primary or secondary national highway?

National Highway 320A is a secondary/branch national highway that branches from NH 20.

What is the speed limit on National Highway 320A?

The speed limit on National Highway 320A is 100 km/h for cars and light motor vehicles, 80 km/h for buses and medium goods vehicles, and 60 km/h for heavy motor vehicles (trucks and lorries). These limits are set under the Central Motor Vehicles Rules for national highways. State governments may impose lower limits on specific sections.

What is the route of National Highway 320A? (Route Map)

National Highway 320A follows this route: NH320 near Chas, Chandankiyari, Raghunathpur, Saltora, Mejia on NH14.

Planning a Road Trip on NH 320A?

Check out our road safety guides and highway speed limits.

Road Safety Rules Highway Speed Limits Road Trip Checklist