John R. Carroll wrote:
William Wixon wrote:
"cavelamb" wrote in message
news
There were a bunch of us sitting on top of a sandbag/PSP bunker
watching on a battery powered TV bought from the PX for that event.
what's a PSP bunker?

A bunker with a runway metal cover.
PSP or SSP, will take mortar rounds.



Pierced Steel Plank.

Like he said - runway material