🛣️Secondary Highway

National Highway 112 (NH 112)

Barasat to Petrapole border — 59.0 km

NH 112 is a secondary/branch national highway connecting Barasat to Petrapole border, spanning 59.0 km through West Bengal. It branches from NH 12.

59.0

Kilometres

State

Major Cities

NH 12

Parent Highway

NH 112 Route Map

(NH35) Barasat, Gaighata, Bangaon, Petrapole border

States & Union Territories

NH 112 passes through the following 1 state:

West Bengal

Major Cities & Towns Along NH 112

The highway passes through 4 major cities and towns:

●Barasat→●Gaighata→●Bangaon→●Petrapole border

View on Google Maps

NH 112 Start and End Point

Start Point (Origin)

Barasat

Junction point from route description

End Point (Terminus)

Petrapole border

Junction point from route description

Highway Classification

Highway NumberNH 112

TypeSecondary/Branch Highway

Parent HighwayNH 12

Total Length59.0 km

Numbering SystemPost-2010 (New)

Managed ByNHAI / MoRTH

Speed Limit on NH 112

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 112

⚠️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 112 pass through?

National Highway 112 passes through West Bengal.

What are the major cities on National Highway 112?

The major cities and towns along National Highway 112 include Barasat, Gaighata, Bangaon, Petrapole border.

What is the total length of National Highway 112?

The total length of National Highway 112 is 59.0 km.

Is National Highway 112 a primary or secondary national highway?

National Highway 112 is a secondary/branch national highway that branches from NH 12.

What is the speed limit on National Highway 112?

The speed limit on National Highway 112 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 112? (Route Map)

National Highway 112 follows this route: (NH35) Barasat, Gaighata, Bangaon, Petrapole border.

Planning a Road Trip on NH 112?

Check out our road safety guides and highway speed limits.

Road Safety Rules Highway Speed Limits Road Trip Checklist