Shanghai’s rubber tired tram

A long way off the beaten tourist track of Shanghai is an unusual mode of transport – the Zhangjiang Tram.

Rubber tired tram departs the terminus at Zhangjiang Hi-Tech Park Station

It looks a little like a normal light rail system.

The 'tram' trundles down the road south from Zhangjiang Hi-Tech Park

With a track running down the middle of the road, and overhead wires to supply electric power.

'Tram' guideway runs down the middle of the road

And platforms for intending passengers.

Pair of platforms at the Zhangjiang Hi-Tech Park terminus

But the vehicles run on rubber tyres, guided by a central rail.

Headed into the middle of the road after departing Zhangjiang Hi-Tech Park Station

So are legally considered motor vehicles, and have registration plates affixed to the front.

Waiting for passengers at the Zhangjiang Hi-Tech Park terminus

The 10 km (6.2 mi) line runs from Zhangjiang Hi-Tech Park Station on Shanghai Metro Line 2 to Heqing Town, with 15 stops along the way. Construction of the Zhangjiang Tram started in December 2007, with the first tram running in December 2009. The Translohr system was originally developed by Lohr Industrie of France.

A note on the track

The trackwork for a Translohr system differs to standard tram tracks.

Crossover between up and down tracks at Zhangjiang Hi-Tech Park Station

The pair of rubber tyres leave scuff marks behind.

Scuff marks on the concrete mark where the rubber road wheels roll

Beneath each vehicle are a pair of guide wheels arranged in a ‘v’ shape.

Diagram of the Translohr guided tramway wheels
Diagram via Wikimedia Commons

1- Road
2- Flangeway
3- Rail
4- Resin
5- Wheel flange
6- Spring
7- Wheel

Which engages the central guide rail, which has two running faces.

Detail of the central guide rail embedded in concrete and asphalt

But the pointwork is the most complicated part of the system – the ‘frog’ section made up of two rigid pieces of rail fixed to a solid plate.

Detail of the point blade in the central guide rail

Which rotate in place to direct the guide wheel along the straight or diverge route.

Detail of the point blade in the central guide rail

Update: May 2023

The Zhangjiang Tram closed for good on 31 May 2023, with conventional buses taking over along a modified route.

The routing of the 9.8 km long line did not fulfil all of today’s requirements on public transport in this area: within the large Pudong urban development zone in Zhangjiang Industrial Park, the line does not serve all relevant points of interest with its 15 stops.

In 2018, Alstom stopped production of the Translohr, and all operations have since been concerned about the long-term availability of the required system components.

Maintenance of the fleet of nine Translohr STE3 low-floor vehicles (137 standing, 30-seat passenger capacity) became increasingly complex and cost-intensive over the years, as the system is no longer actively marketed after the takeover by the Alstom Group. The supply of spare parts has remained difficult for years. Currently, only four vehicles are still operational.

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