A 3D model of a pedestrian overpass, featuring metal frame and glass panels, and a minimalist aesthetic. It has clean lines and is suitable for urban public spaces.

A 3D model of a traffic sign, featuring triangular shape, red border, white background, black arrow symbol, and metal pole. It has a warning, simple aesthetic, low polygon count, suitable for road safety warning and traffic scenarios.

A 3D model of a traffic warning sign, featuring a red-bordered triangle, white background, black exclamation mark, and black-and-white striped pole. It has a warning, high-contrast aesthetic, detailed 3D rendering, suitable for road safety and warning areas.

A 3D model of a suspension bridge, featuring red steel towers, white cables, dark gray deck, and modern minimalist style. It has highly detailed clean lines and is suitable for architectural visualization or design references.