excavators engaged in wave breaker construction at glagah beach in kulon progo yogyakarta

infrastructure environmental construction preservation geotechnical hydrodynamic engineering dissipation breakwaters attenuation sustainable excavators yogyakarta breakwater structures protection management refraction ecosystems assessment morphology mitigation machinery including hydraulic stability shoreline solutions materials actively tetrapod sediment concrete maritime analysis dynamics modeling engaged breaker depicts project coastal process erosion control glagah energy design marine impact forces beach kulon progo heavy tidal storm