ANALISA PRODUKTIVITAS EXCAVATOR DAN DUMPTRUCK GUNA MENDUKUNG PEMELIHARAAN BENDUNGAN DENGAN METODE EFISIENSI KERJA ((STUDI KASUS: BENDUNG TINGGAR BUNTUT BANGSAL KABUPATEN MOJOKERTO): ANALYSIS OF EXCAVATOR AND DUMPTRUCK PRODUCTIVITY TO SUPPORT DAM MAINTENANCE USING WORK EFFICIENCY METHODS (CASE STUDY: TINGGAR BUNTUT BANGSAL DAM, MOJOKERTO REGENCY). CONCRETE: Construction and Civil Integration Technology, [S. l.], v. 3, n. 02, p. 195–200, 2025. DOI: 10.25139/concrete.v3i02.10907. Disponível em: https://ejournal.unitomo.ac.id/index.php/concrete/article/view/10907. Acesso em: 17 jun. 2026.