Road Building Specifications

1
Road BuildingSpecifications

• Road Pavement Forum
• 13th - 14th November 2002
• D.J.Eriksen

2
Overview

• Problem
• History
• Concerns
• Current Status
• Proposal

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Problem

• 1. Lack of adequate and appropriate stakeholder
  consultation in the development and
  implementation of the existing COLTO
  specification for Road Materials
• 2. Quality of Site Testing Laboratories

4
History

• 1998 - Draft COLTO Document
• - ASPASA comments rejected
• 1999 - COLTO Documentation introduced as a
  standard
• 1999 to 2000 - Discussions with SANRA
  CSIR SAFCEC

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Concerns

• 1. Base Materials
• Table 3492/1
• Section 3602 (a)
• Section 3602 (c)
• Section 3602 (c)(1)(5)
• Table 3602/1
• Table 3602/4
• Section 3603
• 2. Surfacing Material
• Section 4202 (b)
• Section 4202 (b) (iii)
• Section 4202 (b) (viii)

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History cont.

• 2001 - Meeting with RMC
• - Inconclusive
• - ASPASA adoption of exclusion clauses
• - Meeting with ASPASA/SANRA/others
• - ASPASA/RPF
• 2002 - Representation on RPF Task Group
• Proficiency Scheme for Test
  Laboratories

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Current Status

• 1. Specification concerns unresolved
• 2. Testing Laboratory concerns being addressed
  via proposed proficiency scheme

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Proposal
Existing (expanded) RPF Task Team be mandated to
engage all stakeholders in a review, revision and
standardisation of current Road related
materials specifications
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THANK YOU