Asphalt Pavements — Highway Design and Maintenance

Recover a 38 km Colombian secondary corridor (Ibagué–Rovira–Roncesvalles) failing three years early. Pick the right intervention mix per segment under a binding COP 4,200M budget — sello, microaglomerado, fresado y repavimentación, or reconstrucción — and defend the corridor IRI and PCI before the October rainy season triggers a performance-bond execution.