Advances in Civil Engineering / 2018 / Article / Tab 1

Research Article

Pavement Manager at Risk in Construction of Hot Mix Asphalt

Table 1

Pavement life extension (years).

Maintenance treatmentPavement life extension for TI > 6Treatment life for TI < 6
GoodFairPoorGoodFairPoor
Cracks < 5%5% < cracks < 20%Cracks > 20%Cracks < 5%5% < cracks < 20%Cracks > 20%

HMA crack sealing2.41N75N
Fog seals0.1NN2NN
Slurry seals2.30.7N953
Microsurfacing1.80.5N106.53
PME (polymer-modified emulsion) chip seals1.80.5N106.53
PMA (polymer-modified asphalt) chip seals1.80.5N107.55
AR (asphalt rubber) chip seals3.82.80.7107.55

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