Minnesota Department of Transportation

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Road Research

MnROAD - Dynamic Sensors

Staff member installing sensors

Dynamic Sensors (Load Response)

The matrix below contains the different sensor type descriptions, installation methods, and some of the data collected. Due to the complexity and amount of the data please contact us for custom data requests. Note: Some documents are PDFs.

Sensor Type
Sensor
Sensors located in the following layers
Data
HMA
PCC
Base
Subgrade

Unbound Layer Stress

Pressure Cell   

PK   PG

   
x
x

Request

Pore-Water Pressure

PW

   
x
x

Request

Pavement Strain

Strain Gauge 

CE MM SS

 
x
   

Request

Strain Gauge 

LE TE AE

x
   

Biaxial Strain Gauge

BS

x
Displacement

LVDT

DT

x
x
x

Soil Compression

SC

x

Accelerometer

XX

x
x