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MEPDG AC/AC
Overlay Design
MEPDG Overlay Designs
PMS & Rehab Example Initial Overlay design.dgp
MEPDG Overlay Design Example
MEPDG Overlay Design ExampleGeneral
MEPDG Overlay Design Example
MEPDG Overlay Design Example Traffic
MEPDG Overlay Design Example Traffic
MEPDG Overlay Design Example Traffic
MEPDG Overlay Design Example Traffic
MEPDG Overlay Design Example Traffic
MEPDG Overlay Design Example Traffic
12 ft
0.5ft 3.5 ft 3.5 ft4 ft
Wheel path
Wheel path
0.5ft
MEPDG Overlay Design Example Traffic
Hot Inflation Pressures10% above cold inflation pressuresCold inflation pressures based on maximum axle load & axle typeORMeasured under operating conditions
Median Inflation Pressure = 100 to 120 psi
Tire Pressure
Wheel and Axle Spacing
Single Axle-Single Tires
Tandem Axle-Dual Tires
Tridem Axle-Dual Tires
6 ft
Single Axle-Dual Tires
Wheel and Axle Spacing
Axle Spacing
4-5 ft
Tire Spacing12-14 in
Tandem AxlesTandem Axles
INPUTS REQUIRED FOR TRAFFIC CHARACTERIZATION
MEPDG Overlay Design Example Traffic
MEPDG Overlay Design Example Traffic
MEPDG Overlay Design Example Climate
Thickness after milling
MEPDG Overlay Design Example Structure
MEPDG Overlay Design Example Structure
MEPDG Overlay Design Example Structure
MEPDG Overlay Design Example Structure
Initial 1” Overlay design
MEPDG Overlay Design Example Analysis Summary
MEPDG Overlay Design Example Analysis Summary
Final 2” Overlay design
MEPDG Overlay Design Example Analysis Summary
MEPDG Overlay Design Example Analysis Summary
