Beams hold the weight of the upper floors. It means that there is tremendous weight on the beams. The weight is acting on the downward direction according to laws of gravitation.
This tremendous gravitational force is working on the person working under the beam and because of this reason, person feels uneasy, work is not done properly and it leads to failure in work.
1.) While sleeping, the part of body which comes exactly under the beam is affected and there are many cases of diseases pertaining to those parts which have come under the beam.
2.) Main entrance of the building should not be taken under the beam.
3.) Students should not study under the beam.
4.) You should not keep your bed under the beam.