Texture visibility problem: new vegas railway tracks

[lordbean]

I found a viewing angle where the textures in the hallway around me seem to disappear, leaving an interesting-looking skeleton view of the level. This is on the vegas side of the railway, just starting into the exit tunnel to the rest of the station.

 

[collapsed title=SS 1/2 - normal][/collapsed] 

[collapsed title=SS 2/2 - slight turn to the right][/collapsed] 

[Adonis VII]

Bad occlusion plane?

[RoyBatty]

or Room bounds, I fixed one in the vegas station, I can look. But the picture is a big vague where it is.