A 3D model of a traffic warning sign, featuring a triangular red border, white background, and red, yellow, green circular symbols. It has a classic warning style with high detail, suitable for traffic safety scenarios and road design references. （类目纠正：原"Other"不准确，应为"Traffic Warning Sign"）

A 3D model of a traffic sign, featuring red and white chevron patterns on a rectangular shape, with a high-visibility warning aesthetic. It has clean lines, minimal texture, and is suitable for road safety, construction zones, and traffic direction guidance.

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.

A 3D model of a no entry traffic sign, featuring a circular red plate with a white horizontal bar and a metal pole, a minimalist, functional aesthetic. It has detailed, accurate proportions and is suitable for road entry control, vehicle/pedestrian prohibition.