🛣️Secondary Highway

National Highway 527B (NH 527B)

Darbhanga to Jainagar — 55.0 km

NH 527B is a secondary/branch national highway connecting Darbhanga to Jainagar, spanning 55.0 km through Bihar. It branches from NH 27.

55.0

Kilometres

State

Major Cities

NH 27

Parent Highway

NH 527B Route Map

(NH105) NH27 near Darbhanga, Khirma, NH27 near Jainagar

States & Union Territories

NH 527B passes through the following 1 state:

Bihar

Major Cities & Towns Along NH 527B

The highway passes through 3 major cities and towns:

●Darbhanga→●Khirma→●Jainagar

View on Google Maps

NH 527B Start and End Point

Start Point (Origin)

Darbhanga

Junction point from route description

End Point (Terminus)

Jainagar

Junction point from route description

Highway Classification

Highway NumberNH 527B

TypeSecondary/Branch Highway

Parent HighwayNH 27

Total Length55.0 km

Numbering SystemPost-2010 (New)

Managed ByNHAI / MoRTH

Speed Limit on NH 527B

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 527B

⚠️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 527B pass through?

National Highway 527B passes through Bihar.

What are the major cities on National Highway 527B?

The major cities and towns along National Highway 527B include Darbhanga, Khirma, Jainagar.

What is the total length of National Highway 527B?

The total length of National Highway 527B is 55.0 km.

Is National Highway 527B a primary or secondary national highway?

National Highway 527B is a secondary/branch national highway that branches from NH 27.

What is the speed limit on National Highway 527B?

The speed limit on National Highway 527B 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 527B? (Route Map)

National Highway 527B follows this route: (NH105) NH27 near Darbhanga, Khirma, NH27 near Jainagar.

Planning a Road Trip on NH 527B?

Check out our road safety guides and highway speed limits.

Road Safety Rules Highway Speed Limits Road Trip Checklist