Expressways of Sri Lanka

Sri Lanka currently has over 271 km of designated expressways serving the southern and central parts of the country. The first stage of the E01 Expressway (Southern Expressway), which opened in 2011 was Sri Lanka's first expressway spanning a distance of 95.3 km. The second stage of the Southern Expressway opened in 2014 and extends to Matara. The E03 Expressway (Colombo–Katunayake Expressway) opened in 2013 and connects Sri Lanka's largest city Colombo with the Bandaranaike International Airport covering a distance of 25.8 km. The newest expressway is the Port Access Elevated Highway running from New Kelani Bridge, Colombo to Athurugiriya, It is estimated to be finished in 2025. All E-Grade highways in Sri Lanka are access-controlled, toll roads with speeds limits in the range of 80 - 110 km/h. Pedestrians, bicycles, motorcycles, three wheelers and tractors are not permitted to enter the expressways.

ITS (Intelligent Transportation System) systems are being installed presently. ETC Electronic Toll Collection systems are being installed on the Southern Expressway while the Colombo-Katunayeke Expressway system is functional.

Expressways of Sri Lanka
{| class="wikitable sortable plainrowheaders" ! scope="col" | Number ! scope="col" | Name ! scope="col" | Length (km) ! scope="col" | Length (mi) ! scope="col" class=unsortable | Northern end ! scope="col" class=unsortable | Southern end ! scope="col" | Completed ! scope="col" class=unsortable | Notes ! scope="row" | E01 ! scope="row" | E02 ! scope="row" | E03 ! scope="row" data-sort-value="E04A" | E04 ! scope="row" data-sort-value="E04B" | E04 ! scope="row" | E06 ! scope="row" | E09 ! scope="row" data-sort-value="E10" | ! scope="row" data-sort-value="E11" |
 * Southern Expressway
 * 200.45 km
 * Kottawa, Colombo
 * Mattala
 * 2020
 * Kottawa–Galle in 2011; Galle-Matara in 2014; Matara-Hambantota in 2020.
 * Outer Circular Expressway
 * 28.8 km
 * Kerawalapitiya
 * Kottawa, Colombo
 * 2019
 * Kottawa–Kaduwela in 2014; Kaduwela–Kadawatha in 2015; Kadawatha-Kerawalapitiya in 2019
 * Colombo-Katunayake Expressway
 * 25.8 km
 * Bandaranaike International Airport
 * New Kelani Bridge, Colombo
 * 2013
 * 5.3 km extension to Colombo Port City is under construction and is expected to be completed in 2022. New interchanges will be added at Ingurukade and Orugodawatta.
 * Central Expressway (Section II)
 * 40.9 km
 * Kurunegala
 * Mirigama
 * 2022
 * Partial project completion in 2022
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 * Central Expressway (Section I, III & IV)
 * 137.1 km
 * Dambulla
 * Kadawatha
 * Under construction. Stage 2 was opened in early 2022. Project completion up to Kandy in 2024
 * Under construction. Stage 2 was opened in early 2022. Project completion up to Kandy in 2024
 * Magampura Expressway
 * 16.5 km
 * Andarawewa
 * Hambantota
 * 2019
 * Completed in 2019
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 * Port Access Elevated Highway
 * 5.3 km
 * New Kelani Bridge, Colombo
 * Port city
 * Under construction. Expected completion in September, 2024
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 * Ruwanpura Expressway
 * 73.9 km
 * Kahathuduwa
 * Pelmadulla
 * Under construction. Expected completion in 2023
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 * NKB-Athurugiriya Elevated Highway
 * 17.3 km
 * New Kelani Bridge, Colombo
 * Athurugiriya
 * Under construction. Expected completion in 2025
 * Under construction. Expected completion in 2025