underground cable tunnel 3d model

architecture architecture realistic architecture rendering architecture rendering realistic cable corridor ducts realistic rendering rendering realistic tunnel underground

Prompt

Real full-length underground cable tunnel line. Not a short segment. Deep perspective vanishing point, corridor bends gently left in far distance. Continuous utility tunnel structure. Two side walls: multi-tier steel brackets holding rows of black corrugated power cables, secured by clamps. Cable joint boxes placed periodically. Concrete floor: narrow center walkway with side drainage channels. Ceiling: LED strip lights, circular ventilation ducts, smoke sensors. Wall features: fire sprinklers, warning signs, communication cables, electrical panels, metal access ladders. Changing sections: one zone with thicker cables, next zone with fireproof doors and red hazard labels. Distant end shows faint electrical equipment room. Clean industrial concrete and steel. No people, no vehicles. Linear path feeling.

4K·PBR·v3.1-20260211

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