31441062earth damsPT2026-03-30 20:58:53UF31441069fill damsNDUF31441063dams, earthNDUF31441064earth damNDUF31441065earth-fill damsNDUF31441066earthen damsNDUF31441067earthfill damsNDUF31441068embankment damsNDBT31415433dams by constructionPTNT31459456rolled-fill damsPTNT31459461zoned earth damsPTNT31459466hydraulic fill damsPTNT31459469diaphragm earth damsPTNT31459473homogenous earth damsPT