Southern Expressway E01

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The Southern Expressway Project (SEP) was introduced by the Road Development Authority and the Ministry of Highways as far back as late 1980s. The University of Morotuwa undertook an Environment Impact Assessment study in 1996, which was submitted to the government in early 1997. However the Construction of the Southern Expressway began in 2003 and completion up to Galle was achieved by November 2011. March 2014 saw the section from Galle to Matara being declared open to the public.

Southern Expressway Map and Interchanges (Image courtesy of Ministry of Highways and Road Development)

Southern Expressway consists of 126.1 kilometres, spans from Kottawa to Matara. The maximum operating speed for this section is 100 kmph. It is expected to extend the Southern Expressway from Matara to Hambantota with the intention of linking Mattala Airport and Hambantota Harbour to the Commercial Capital, Colombo in future.

Source of Funds

Kottawa Interchange
Southern Expressway

The extension of the expressway to Hambanthota was inaugurated on 4 July 2015. The extension will be four lanes (with allowance of further two lanes in future), the cost of US $180M being funded by the Exim Bank off China. On 10 August 2015, a Highway Traffic Management system was inaugurated and currently covers the length of the expressway.

A 96km long stretch of the Southern Expressway from Matara-Hambantota will be open to the public from August 2019. The Matara – Beliatta section of the expressway is due to be vested with the public in July 2019. This stretch of the expressway is being constructed by 3 Chinese firms and will have 8 interchanges.

Expressway Extension