Original ResearchPublished 14 September 2026Internal damage evaluation and remaining fatigue life prediction of asphalt pavements in highway widening projectsZhangyi Gu · Jinchao Guan · Shengyuan Wang · Jianfeng Chen · Dinglun Yu · Chenfeng DaiFrontiers in Built Environmentdoi 10.3389/fbuil.2026.1918568