A 3D model of a bridge, featuring concrete piers, white stay cables, and black deck, with a modern minimalist aesthetic. It has low polygon count and high detail, suitable for traffic and landscape applications.

A 3D model of a wind warning road sign, featuring a triangular red-bordered white background with a black-and-white wind sock, supported by a metal pole. It has a clean, high-detail design and low polygon count, suitable for road safety visualization and traffic-related scenarios.

A 3D model of a narrowing road warning traffic sign, featuring triangular shape, red border, white background, black narrowing symbols, and metal pole, with visible, standard warning design. Detailed 3D rendering, suitable for road safety education and navigation integration.

A 3D model of a pedestrian crossing sign, featuring a red circular border, white background, black pedestrian symbol, and black-and-white striped pole, with a regulatory design. It has detailed 3D rendering and is suitable for road safety and pedestrian zones.