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   Copyrights 2015 MIS Unit, Planning Division - RDA
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Road Development Authority
The Road Development Authority (RDA) is the premier highway authority in the country and is responsible for the maintenance and development of the National Highway Network, comprising the Trunk (A Class) and Main (B Class) roads and the planning, design and construction of new highways, bridges and expressways to augment the existing network.
Current Expressway Network and user fee rates >>>
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General Procedure of Erecting Hoardings / Name Boards / Direction Boards on National Highways   
Nothern Road Connectivity Project
Resettlement Implementation Plans of National Highways Sector Project
RDA Head Office:
Road Development Authority
No: 216, " Maganeguma Mahamedura"
Denzil Kobbekaduwa Mawatha,
Telephone: +94 11 2 046200
(RDA Head Office has been shifted from "Sethsiripaya Stage I " to "Maganeguma Mahamedura")
RDA Head Office
Last Modified Date : 2 February, 2016 10:41 AM
Notice Board
Electronic User Fee Collection
Guidelines to registering and using ETC on Katunayake Expressway (E03)
Bid Invitations
Rehabilitation / Improvements to Kottawa - Thalagala (B239) Road
section from Kottawa to Thalagala (1+000 km - 15+480 km)
RDA / MFAP / ICB / OFID - 2 / 04
Speed Limits of National Highways
Motor Traffic Act (Chapter 203)

Part I : Section (I) General
(Dimensions and gross vehicle weight)

   - English
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   - Tamil

Only for RDA Staff
Inhouse Training Programmes
January 2016