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Server Time:
2024-05-04 06:10:02
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Northernmost entrance in one of the transmitter bunkers. The photo shows the concentric inner and outer reinforcement pattern used on this type of bunker for blast protection and other possible reasons.
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Posted by IIVQ |
4/25/2008 9:34 AM | remove |
Yes: two concrete walls of 50 cm thickness some inches are far, far studrier than one wall of 100 cm thickness.
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