1. Introduction to the AAPA 2010 Study Tour of the USA

2. AAPA knowledge and experience building event
7th to 21st August 2010 to the USA
Four legs / stops
California / Washington DC / Tennessee / Alabama
Four key focal points or themes & general

3. Objectives - Themes Perpetual pavement concepts (PP) - Ian Rickards
Warm Mix Asphalt (WMA) - Cassandra Simpson
Recycled Asphalt Pavements (RAP) - Trevor Distin
Accelerated Pavement Testing & Asphalt Performance Tests (APT) - Mervyn Henderson
General Topics (GEN) - Rob Vos

5. Geographic

6. Participants in the Tour

7. Statistics USA Australia ratio Land area (km2) 9 826 675 7 741 220
X 1.3
Population (June 2010 est)
X 14
Unemployment
9.3%
5.6%
GDP US$ purchasing power (T)
$14.2
$0.8
X 17
GDP / person
$46 400
$39 400
X 1.2
GDP growth rate (2009)
-2.4%
+1%
Roads total length (km)
X 8
Roads paved (km)
X 12
Asphalt (million tonnes/annum)
> 500
9.5
X 53
Asphalt (tonnes/person)
1.6
0.44
X 3.6

8. Feedback Seminar Program
Perpetual Pavement Concepts
Long Life Flexible Pavements • FEL • PerRoad • MEPDG
Warm Mix Asphalt
Options available • Acceptance • Experience • Benefits • Design
Warm Mix and Recycled Asphalt combined
Advantages in combining • Options available
Recycled Asphalt Pavements
Usage • % Accepted • Economics • Environmental • Drivers
Accelerated Pavement Testing and Equipment
ALF/HVS/Test Track • MEPDG links • Research • Performance
General Topics • PPA • Binders & PG • Surface Friction