1. COTO Road Materials Committee (RMC) Towards National Specifications Road Pavement Forum 07 November 2006 Elzbieta Sadzik

2. Background Previous process for updating and publishing of TRHs, TMHs and road specifications Needs identified by RMC members Funds collected among state road authorities (Provincial, national and SANRAL) / national research fund Service provider appointed (expert in the field) Draft document distributed and comments collected Draft document submitted to RCC for approval Document published by CSIR for COTO (COLTO, CSRA)

3. Background Events that influenced the process: 1994 National fund abolished 2001COTO stops all technical committees under RCC due to restructuring 2003RCC chair person gives permission to RMC to continue work 2003 RCC stops functioning

4. Background Functions of COTO technical committees: Give technical advice to COTO through RCC Identify needs for research and development Coordinate R&D to avoid duplications Develop new and update national guidelines and specifications (TRH, TMH and Spec for Road and Bridge works) Share knowledge and experience with road authorities

5. Status of TRHs No of TRH26 No of drafts11 No older than 12 years23 No not available 2

6. Status of TMHs No of TMHs12 No of drafts 2 No older than 12 years10 No not available 2

7. Status of other specifications COLTO Specification for Road and Bridge Works Due for alignment with CIDB requirements Due for update of specifications and additions of new technologies e.g. foamed bitumen

8. Status of other specifications Guidelines for Bitumen Stabilised Materials – SABITA, GDPTRW, SANRAL Operational Manual for Development, Operation and Closure of Borrow Pits - PAWC

9. RMC PRIORITIES FOR REVISION OF PUBLICATION 1. TMH1 – Standard Methods of Testing Road Construction Materials 2. New TMH on surveillance methods. 3. TRH12 – Guidelines for Pavement Rehabilitation 4. TRH14 – Guidelines for Road Construction Materials 5. TRH4 – Structural Design of Road Pavements 6. TRH20 – The Structural Design Construction and Maintenance of Unpaved Roads 7. TMH8 – Traffic Counting

10. RMC PRIORITIES FOR REVISION OF PUBLICATION - STATUS 1. TMH1 – in process 2. TMH on surveillance methods phase 1 completed 3. TRH12 – in process 4. TRH14 – waiting for funds 5. TRH4 – work proposal prepared PRAC 6. TRH20 – ToR with DOT 7. TMH8 – waiting for funds

11. Conclusions Use SABS to publish updated TRHs, TMHs and other national documents TMH1 to be published as national standard by SABS TMH 12 to be published as approved recommended practice by SABS RMC to sign MOU with SABS for publishing of documents