🛣️Secondary Highway

National Highway 233 (NH 233)

Sultanganj to Deoghar — 117.0 km

NH 233 is a secondary/branch national highway connecting Sultanganj to Deoghar, spanning 117.0 km through Bihar, Jharkhand. It branches from NH 33.

117.0

Kilometres

States

Major Cities

NH 33

Parent Highway

NH 233 Route Map

NH33 near Sultanganj, Sangrampur, Katoria, NH114A near Deoghar

States & Union Territories

NH 233 passes through the following 2 states:

BiharJharkhand

Major Cities & Towns Along NH 233

The highway passes through 4 major cities and towns:

●Sultanganj→●Sangrampur→●Katoria→●Deoghar

View on Google Maps

NH 233 Start and End Point

Start Point (Origin)

Sultanganj

Junction point from route description

End Point (Terminus)

Deoghar

Junction point from route description

Highway Classification

Highway NumberNH 233

TypeSecondary/Branch Highway

Parent HighwayNH 33

Total Length117.0 km

Numbering SystemPost-2010 (New)

Managed ByNHAI / MoRTH

Speed Limit on NH 233

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 233

⚠️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 233 pass through?

National Highway 233 passes through Bihar, Jharkhand.

What are the major cities on National Highway 233?

The major cities and towns along National Highway 233 include Sultanganj, Sangrampur, Katoria, Deoghar.

What is the total length of National Highway 233?

The total length of National Highway 233 is 117.0 km.

Is National Highway 233 a primary or secondary national highway?

National Highway 233 is a secondary/branch national highway that branches from NH 33.

What is the speed limit on National Highway 233?

The speed limit on National Highway 233 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 233? (Route Map)

National Highway 233 follows this route: NH33 near Sultanganj, Sangrampur, Katoria, NH114A near Deoghar.

Planning a Road Trip on NH 233?

Check out our road safety guides and highway speed limits.

Road Safety Rules Highway Speed Limits Road Trip Checklist