1. HMA IMPLEMENTATION July 2000

2. INTRODUCTION Current Status Document Overview Implementation Plan

3. INTERIM GUIDELINES 1. One Mix Does Not fit All –Design Objectives –Design Mix to Suite Application

4. INTERIM GUIDELINES 2. Recognise Variablity –Compact Program –Density Over Time –Appropriate Testing

5. INTERIM GUIDELINES 3. Recognise Binder-Filler Interaction –Increase Vicosity During Compaction In Service 4. Marshall Compaction Curve –150 Blows for Most Mixes & Apps. –300 Gyrations - Heavy Traffic

6. INTERIM GUIDELINES 5. Simple Performance Testing –Confined Impact Testing –ITS 6. Sophisticated Performance Testing –Rut Testing –ALS –Fatigue

7. IMPLEMENTATION Doc Distribution Philosophy - One copy per Company - Careful Use Client Assistance Required Overall Co-ordination – PMG Three Seminars Implementation Trouble -shooter & Rapporteur - MC Barnard Final Guidelines - mid 2001