Research Article
A Binary Cuckoo Search for Combinatorial Optimization in Multiyear Pavement Maintenance Programs
Table 2
Pavement preservation strategy and cost.
| M&R types | M&R activities | Details | Price/m2 |
| Preventive maintenance | Fog seal | A light application of liquid asphalt emulsion to oxidized pavement surface | ¥20 ($2.8) | Nova-surfacing | One of the slurry seal that is a mixture of asphalt, aggregate, water, and additives applied to the pavement surface | ¥40 ($5.7) | Nova-chip | One of the chip seal that is an application of asphalt emulsion and a combination of asphalt with fine aggregate | ¥70 ($9.9) |
| Rehabilitation | Medium rehabilitation | Overlay greater than 4 cm but not more than 10 cm | ¥200 ($28.4) | Heavy rehabilitation | Overlay greater than 10 cm but not more than 18 cm | ¥300 ($42.6) |
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