Table 1.
Mean radon and thoron concentration inside the buildings in winter and summer 2018
| No | Location | *Winter [Bq/m³±Error %] | *Summer [Bq/m³±Error %] | ||
|---|---|---|---|---|---|
| Radon | Thoron | Radon | Thoron | ||
| 1 | Faculty 1- Basement | 47 ± 21% | B.D.L | 23 ± 10% | B.D.L |
| 2 | Faculty 1 - Ground Floor | 80 ± 15% | B.D.L | 57 ± 14% | 73 ± 12% |
| 3 | Faculty 1 - First Floor | 44 ± 25% | B.D.L | 17 ± 21% | B.D.L |
| 4 | Faculty 2- Basement | 08 ± 22% | B.D.L | B.D.L | B.D.L |
| 5 | Faculty 2 -Ground Floor | 06 ± 25% | B.D.L | 11 ± 30% | B.D.L |
| 6 | Faculty 3 - Basement | 17 ± 22% | B.D.L | 08 ± 25% | B.D.L |
| 7 | Faculty 3 - Ground Floor | 03 ± 10% | 11 ± 22% | 03 ± 15% | B.D.L |
| 8 | Faculty 4 -Ground Floor | 42 ± 26% | 9 ± 24% | 87 ± 18% | B.D.L |
| 9 | Faculty 4 - First Floor | 55 ± 23% | 14 ± 17% | 50 ± 13% | B.D.L |
| 10 | Faculty 5 - Basement | 06 ± 27% | B.D.L | 08 ± 27% | B.D.L |
| 11 | Faculty 5- Ground Floor | 11 ± 24% | B.D.L | 15 ± 22% | B.D.L |
| 12 | Faculty 6- Basement | 17 ± 22% | B.D.L | 11 ± 30% | 122 ± 11% |
| 13 | Faculty 6 - Ground Floor | 03 ± 10% | B.D.L | 25 ± 13% | B.D.L |
| 14 | Faculty 7 - Ground Floor | 22 ± 16% | B.D.L | 22 ± 15% | B.D.L |
| 15 | Faculty 7- First Floor | 28 ± 12% | B.D.L | 20 ± 26% | 10 ± 25% |
| 16 | Faculty 8 - Ground Floor | 178 ± 20% | 234 ± 11% | 113 ± 21% | 183 ± 18% |
| 17 | Faculty 8 – first floor | 08 ± 30% | B.D.L | 06 ± 30% | 6 ± 10% |
| 18 | Office Building 1 - Basement | 31 ± 20% | B.D.L | 08 ± 28% | B.D.L |
| 19 | Office Building 1 - Ground Floor | 15 ± 25% | 16 ± 26% | 13 ± 25% | 18 ± 16% |
| 20 | Office Building 2 - Basement | 33 ± 20% | B.D.L | 03 ± 15% | 11 ± 22% |
| 21 | Office Building 2 - Ground Floor | 22 ± 16% | B.D.L | B.D.L | B.D.L |
| 22 | Office Building 2- First Floor | 14 ± 25% | 11 ± 25% | 14 ± 25% | 11 ± 26% |
| 23 | Office Building 3 - Ground Floor | 31 ± 20% | B.D.L | 60 ± 15% | 06 ± 30% |
| 24 | Office Building 3 - First Floor | 137 ± 16% | 122 ± 13% | 53 ± 13% | B.D.L |
| 25 | Office Building 4- Ground Floor | 76 ± 19% | B.D.L | 41 ± 17% | B.D.L |
| 26 | Office Building 4- First Floor | 42 ± 16% | B.D.L | B.D.L | B.D.L |
| 27 | Conference hall 1 | 28 ± 12% | B.D.L | 11 ± 30% | B.D.L |
| 28 | Conference hall 2 | 56 ± 12% | B.D.L | 25 ± 13% | B.D.L |
| 29 | Dining Hall | 08 ± 28% | B.D.L | 06 ± 31% | B.D.L |
| 30 | Hospital - Basement | 25 ± 13% | 10 ± 31% | 11 ± 25% | B.D.L |
| 31 | Hospital - Ground Floor | 25 ± 13% | B.D.L | 06 ± 31% | B.D.L |
| 32 | Sports hall - Ground Floor | 08 ± 27% | B.D.L | B.D.L | B.D.L |
| 33 | Residential home -first Floor | 13 ± 20% | 18.6 ± 20% | B.D.L | B.D.L |
| 34 | Swimming pool | 322 ± 15% | 205 ± 10% | 145 ± 8% | 216 ± 8% |
| 35 | Dormitory gymnasium | 25 ± 13% | 11 ± 28% | 06 ± 31% | B.D.L |
*The results are the averages of 3 hours sampling period