English to Portuguese Tech/Engineering Architecture Buildings

1603.1.3 Roof snow load data.
The ground snow load, pg, shall be indicated.
In areas where the ground snow load, pg, exceeds 10 pounds per square foot (psf) (0.479 kN/m2), the following additional information shall also be provided, regardless of whether snow loads govern the design of the roof:
1.[1]Flat-roof snow load, pf.
2.[1]Snow exposure factor, Ce.
3.[1]Snow load importance factor, Is.
4.[1]Thermal factor, Ct.
5.[1]Slope factor(s), Cs.
6.[1]Drift surcharge load(s), pd, where the sum of pd and pf exceeds 20 psf (0.96 kN/m2).