National Highway 531 (NH 531)
Written and checked byRamanathan Virli· Roads & Infrastructure
Chhapra to Gopalganj — 93.0 km
NH 531 is a secondary/branch national highway connecting Chhapra to Gopalganj, spanning 93.0 km through Bihar. It branches from NH 31.
93.0
Kilometres
1
State
3
Major Cities
NH 31
Parent Highway
NH 531 Route Map
(NH85) NH31 near Chhapra, Siwan, NH27 near Gopalganj
States & Union Territories
NH 531 passes through the following 1 state:
Major Cities & Towns Along NH 531
The highway passes through 3 major cities and towns:
NH 531 Start and End Point
Start Point (Origin)
Chhapra
End Point (Terminus)
Gopalganj
Highway Classification
Speed Limit on NH 531
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 531
- ⚠️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
Where does National Highway 531 start and end?
Which states does National Highway 531 pass through?
What are the major cities on National Highway 531?
What is the total length of National Highway 531?
Is National Highway 531 a primary or secondary national highway?
What is the speed limit on National Highway 531?
What is the route of National Highway 531? (Route Map)
Planning a Road Trip on NH 531?
Check out our road safety guides and highway speed limits.
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