MEPDG AC/AC Overlay Design. MEPDG Overlay Designs PMS & Rehab Example Initial Overlay design.dgp

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