← All assets · 3D models B Basin Access Stair (Abandoned Tidal Model Testing Hall) Download GLB (75 KB) Four supported shallow steps with nosing strips and continuous side handrails for basin-edge access. modernrealistickit CC0 — free for any use, no attribution required Type3D model CategoryProps Triangles4.1k StyleRealistic FormatGLB Size75 KB LicenseCC0 SourceCollected by EarthOnline