Research Article

A Binary Cuckoo Search for Combinatorial Optimization in Multiyear Pavement Maintenance Programs

Table 2

Pavement preservation strategy and cost.

M&R typesM&R activitiesDetailsPrice/m2

Preventive maintenanceFog sealA light application of liquid asphalt emulsion to oxidized pavement surface¥20 ($2.8)
Nova-surfacingOne of the slurry seal that is a mixture of asphalt, aggregate, water, and additives applied to the pavement surface¥40 ($5.7)
Nova-chipOne of the chip seal that is an application of asphalt emulsion and a combination of asphalt with fine aggregate¥70 ($9.9)

RehabilitationMedium rehabilitationOverlay greater than 4 cm but not more than 10 cm¥200 ($28.4)
Heavy rehabilitationOverlay greater than 10 cm but not more than 18 cm¥300 ($42.6)