A 3D model of a bridge, featuring a red arch, transparent railings, and side staircases, with a modern minimalist aesthetic. It has low polygon count and is suitable for pedestrian access and urban landscape.

A 3D model of a traffic sign, featuring a red-bordered triangular shape with a black 'X' symbol, and a high-visibility warning aesthetic. It has a low-poly design with smooth edges and is suitable for road safety visualization or traffic simulation.

A 3D model of a cable-stayed bridge, featuring sleek metallic towers, glass deck, and diagonal cable stays, with a modern minimalist aesthetic. It has clean lines and high detail, suitable for architectural design displays and engineering visualization.

A 3D model of a road barrier, featuring red and white chevron patterns, weathered metal frame, and a practical, high-visibility design. It has low polygon count, detailed texture, suitable for road construction sites, temporary traffic management.