Floor plans and capacity chart...
| Rooms | Sofia | Triaditza 1+2 | Triaditza 2 | Triaditza 1 | Serdica | Sredetz |
| Floor | 2nd | 1st | 1st | 1st | 1st | 2nd |
| Total area (sq. m) |
310 | 265 | 180 | 85 | 48 | 25 |
| Dimensions (m) |
13.5 x 23 | 23.2 x 15.2 x 8.3 |
12 x 15 | 10.2 x 8.3 | 5 x 9.6 | 5 x 5 |
| Height (m) |
3 | 3 | 3 | 3 | 3 | 3 |
| Maximum capacity (p) | ||||||
| Theatre | 150 | 130 | 60 | 70 | 40 | 20 |
| Classroom | 80 | 60 | n/a | 35 | 30 | 10 |
| U-shape | 60 | 45 | n/a | 20 | 20 | 10 |
| Boardroom | 70 | 50 | n/a | 24 | 24 | 15 |
| Reception | 200 | 150 | 100 | 70 | 40 | n/a |
| Banquet | 120 | 120 | 60 | 40 | 20 | n/a |