GG6.1 | 0.55 ± 0.077 | 4.97 ± 0.32 | 0.21 ± 0.008 | 10.5 | 0.85 ± 0.1 Half from lower plus half upper 2 mm layer of sand of 0.58 mGy/yr. Includes internal quartz dose. | 0.43 ± 0.04 For GG6.1 final Dy see text, includes cosmic rays dose rate. | 4.83 ± 0.33 (3) | 1800 ± 320 | 1.28 |
GG6.2 | >> | >> | >> | >> | >> | >> | 5.60 ± 0.45 (5) | 2370 ± 300 | >> |
GG6.3 | >> | >> | >> | >> | >> | >> | 5.75 ± 0.75 (3) | 2490 ± 450 | >> |
Average | | | | | | | | 2220 ± 300 | |
|
Sand (floor) | 4.0 ± 0.09 | 13.8 ± 1.0 | 2.50 ± 0.1 | 123 | | | | | |
|
AK8.1.1 For AK8.1.1 sample derives from external wall. 6. | 0.89 ± 0.07 | 2.98 ± 0.23 | 0.1175 ± 0.005 | 6 | 0.20 ± 0.007 Thickness of sandy powder 3 mm of 0.08 mGy/yr, betas include internal quartz dose. | 0.85 ± 0.04 | 4.89 ± 0.23 (2) | 2660 ± 230 | 1.05 |
AK8.1.2 | >> | >> | >> | >> | >> | >> | 4.69 ± 0.35(2) | 2470 ± 300 | >> |
Average | | | | | | | | 2560 ± 250 | |
|
AK8.2.1 | | | | | | | 3.68 ± 0.35(3) | 1500 ± 350 | >> |
AK8.2.2 | | | | | | | 3.48 ± 0.23(3) | 1310 ±230 | >> |
Average | | | | | | | | 1400± 280 AK8.2 derives from adjacent slab of AK8.1; Upper slab’s surface is AK8.2.1 and 8.2.2; Lower slab’s surface is AK8.2.3 and AK8.2.4, not averaged due to large difference. | |
AK8.2.3 | | | | | | | 4.34 ± 0.40 (5) | 2130 ± 370 | >> |
AK8.2.4 | | | | | | | 3.13 ± 0.25 (7) | 980 ± 240 | >> |