🛣️Secondary Highway

National Highway 115 (NH 115)

Dum Duma to Roing — 64.0 km

NH 115 is a secondary/branch national highway connecting Dum Duma to Roing, spanning 64.0 km through Assam. It branches from NH 15.

64.0

Kilometres

State

Major Cities

NH 15

Parent Highway

NH 115 Route Map

(NH37) Dum Duma, Saikhoaghat, Kundil Bazar, Roing

States & Union Territories

NH 115 passes through the following 1 state:

Assam

Major Cities & Towns Along NH 115

The highway passes through 4 major cities and towns:

●Dum Duma→●Saikhoaghat→●Kundil Bazar→●Roing

View on Google Maps

NH 115 Start and End Point

Start Point (Origin)

Dum Duma

Junction point from route description

End Point (Terminus)

Roing

Junction point from route description

Highway Classification

Highway NumberNH 115

TypeSecondary/Branch Highway

Parent HighwayNH 15

Total Length64.0 km

Numbering SystemPost-2010 (New)

Managed ByNHAI / MoRTH

Speed Limit on NH 115

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 115

⚠️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 115 pass through?

National Highway 115 passes through Assam.

What are the major cities on National Highway 115?

The major cities and towns along National Highway 115 include Dum Duma, Saikhoaghat, Kundil Bazar, Roing.

What is the total length of National Highway 115?

The total length of National Highway 115 is 64.0 km.

Is National Highway 115 a primary or secondary national highway?

National Highway 115 is a secondary/branch national highway that branches from NH 15.

What is the speed limit on National Highway 115?

The speed limit on National Highway 115 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 115? (Route Map)

National Highway 115 follows this route: (NH37) Dum Duma, Saikhoaghat, Kundil Bazar, Roing.

Planning a Road Trip on NH 115?

Check out our road safety guides and highway speed limits.

Road Safety Rules Highway Speed Limits Road Trip Checklist