🛣️Secondary Highway

National Highway 332A (NH 332A)

Puducherry to Chennai — 152.0 km

NH 332A is a secondary/branch national highway connecting Puducherry to Chennai, spanning 152.0 km through Puducherry, Tamil Nadu. It branches from NH 32.

152.0

Kilometres

States

Major Cities

NH 32

Parent Highway

NH 332A Route Map

NH32 near Puducherry, Kadalur, Mahabalipuram, Adyar, NH16 near Chennai

States & Union Territories

NH 332A passes through the following 2 states:

PuducherryTamil Nadu

Major Cities & Towns Along NH 332A

The highway passes through 4 major cities and towns:

●Kadalur→●Mahabalipuram→●Adyar→●Chennai

View on Google Maps

NH 332A Start and End Point

Start Point (Origin)

Puducherry

Junction point from route description

End Point (Terminus)

Chennai

Junction point from route description

Highway Classification

Highway NumberNH 332A

TypeSecondary/Branch Highway

Parent HighwayNH 32

Total Length152.0 km

Numbering SystemPost-2010 (New)

Managed ByNHAI / MoRTH

Speed Limit on NH 332A

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 332A

⚠️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 332A pass through?

National Highway 332A passes through Puducherry, Tamil Nadu.

What are the major cities on National Highway 332A?

The major cities and towns along National Highway 332A include Kadalur, Mahabalipuram, Adyar, Chennai.

What is the total length of National Highway 332A?

The total length of National Highway 332A is 152.0 km.

Is National Highway 332A a primary or secondary national highway?

National Highway 332A is a secondary/branch national highway that branches from NH 32.

What is the speed limit on National Highway 332A?

The speed limit on National Highway 332A 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 332A? (Route Map)

National Highway 332A follows this route: NH32 near Puducherry, Kadalur, Mahabalipuram, Adyar, NH16 near Chennai.

Planning a Road Trip on NH 332A?

Check out our road safety guides and highway speed limits.

Road Safety Rules Highway Speed Limits Road Trip Checklist