barrier barriers entrance exit exits flooring passenger pedestrian railway station swipe cards swipe tickets ticketing ticketing barriers way out battering beach environment environmental errosion errosion barrier froth frothing planks posts seashore swirling turbulence turbulent water waves winter wintery wooden bolted crash-barrier curve curved fence fencing grass grassed metal protection protective safe safety secure secured security solid strength strong trees adults ccrowds control controlled controlling crowd entering families gathered gathering guided guided-movement large-crowd men mobile-barriers movement on-the-move pedestrians people public shadows shelter sheltered sunlight sunny sunshine thoroughfare underpass visitors walkers walking women bank bridge construction cross crossing ladek ladek zdroj pillar pipe post pylon river road shore steel zdroj cars dark darkness highway life lights motorroad night pavement pavements terrace terraces walk way footway AC dam DC electric electrical embankment dam flood barrier local river barrier plant power power plant retaining dam station water power acdc concrete ecological green power wall barrier tape blocking off border caution tape closed closed areal closing off cordon danger dangerous area delimitation do not pass no passing through prevention red and white sheltered area stop warning warning tape