construction area of a wave breaker for coastal protection at glagah beach in yogyakarta

infrastructure characterized environmental construction preservation geotechnical engineering dissipation attenuation sustainable protection yogyakarta excavators breakwater structures management refraction ecosystems assessment morphology mitigation showcases machinery hydraulic stability shoreline solutions materials tetrapod sediment concrete maritime analysis dynamics modeling breaker coastal working project setting erosion control glagah energy design marine impact forces beach kulon progo tidal storm surge area wave zone