🛣️Secondary Highway

National Highway 717B (NH 717B)

Rhenok to Menla — 124.0 km

NH 717B is a secondary/branch national highway connecting Rhenok to Menla, spanning 124.0 km through Sikkim. It branches from NH 17.

124.0

Kilometres

State

Major Cities

NH 17

Parent Highway

NH 717B Route Map

NH717A near Rhenok, Aritar, Rolep, NH310 near Menla

States & Union Territories

NH 717B passes through the following 1 state:

Sikkim

Major Cities & Towns Along NH 717B

The highway passes through 4 major cities and towns:

●Rhenok→●Aritar→●Rolep→●Menla

View on Google Maps

NH 717B Start and End Point

Start Point (Origin)

Rhenok

Junction point from route description

End Point (Terminus)

Menla

Junction point from route description

Highway Classification

Highway NumberNH 717B

TypeSecondary/Branch Highway

Parent HighwayNH 17

Total Length124.0 km

Numbering SystemPost-2010 (New)

Managed ByNHAI / MoRTH

Speed Limit on NH 717B

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 717B

⚠️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 717B pass through?

National Highway 717B passes through Sikkim.

What are the major cities on National Highway 717B?

The major cities and towns along National Highway 717B include Rhenok, Aritar, Rolep, Menla.

What is the total length of National Highway 717B?

The total length of National Highway 717B is 124.0 km.

Is National Highway 717B a primary or secondary national highway?

National Highway 717B is a secondary/branch national highway that branches from NH 17.

What is the speed limit on National Highway 717B?

The speed limit on National Highway 717B 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 717B? (Route Map)

National Highway 717B follows this route: NH717A near Rhenok, Aritar, Rolep, NH310 near Menla.

Planning a Road Trip on NH 717B?

Check out our road safety guides and highway speed limits.

Road Safety Rules Highway Speed Limits Road Trip Checklist