A 3D model of a continuous curve road warning sign, featuring triangular shape with red border, white background, black curve symbol, and metal pole, functional high-visibility warning style. It has detailed, low polygon count, suitable for road safety warnings in traffic.

A 3D model of a bridge warning sign, featuring triangular red-bordered, white-background sign with black bridge and wave graphics, on a metal pole, and a high-visibility standard design. It has detailed 3D modeling with crisp visuals and is suitable for road safety and traffic management.

A 3D model of a road closure and detour sign with barriers, featuring rusted metal, black/yellow striped barriers, orange detour arrow, and "ROAD CLOSED" text, a high-visibility warning aesthetic. It has low polygon count and is suitable for road construction or traffic management scenarios.