Reinforced concrete bunker wall with large cast…
Reinforced concrete bunker wall with large cast…: free seamless metal PBR material with albedo, normal, roughness, AO, and metalness maps. CC0 licensed.

Crafted from the prompt: "Reinforced concrete bunker wall with large cast concrete panels, rough worn surface, subtle cracks, chipped edges, exposed aggregate, construction seams, horizontal expansion joints, dark reinforced strip along the bottom, embedded steel plates, anchor bolts, utility access hatches, cable mounts, small ventilation openings, rust streaks beneath metal elements, water stains, accumulated dust and dirt near the floor, slight discoloration, industrial military aesthetic, aged but well-maintained, realistic concrete texture with varied surface details."
PBR maps included: albedo, normal, roughness, height, ambient occlusion, metalness. Resolution 1K. License CC0 (public domain).
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