BS
This field determines the so-called environmental
factor. This environmental factor again influences
the values to be applied for the infiltration. For the location you can choose
from three possibilities:
•Flat Open area
•Forests and unbroken terrain
•City Centre
•Unsheltered; The project is exposed, so the wind has free play.
•Normal; The project is normally sheltered, so the wind normally has a game.
•Sheltered; The project is well sheltered, so the wind does not have a free play
Standard 0,20 BS
Ground reflection is the
factor of the light reflection on the ground in respect of the striking light at
the ground. The material of the soil, such as dry asphalt or water, has a direct
influence on this.