EN 1995-1-1 (EC5)
Check for bending and compression
The design bending strength of timber is given by:
where: | fm, k | - | characteristic bending strength of timber |
kmod | - | modification factor for the duration of load and moisture content | |
γM | - | partial factor for material properties |
The design compressive strength of timber is given by:
where: | fc, k | - | characteristic compressive strength of timber |
kmod | - | modification factor for the duration of load and moisture content | |
γM | - | partial factor for material properties |
The bearing capacity is checked according to:
where: | σc,0,d | - | design compressive stress |
σm,d | - | design bending stress |
The value of utilization is provided by:
Check for bending and tension
The design tensile strength of timber is given by:
where: | ft, k | - | characteristic tensile strength of timber |
kmod | - | modification factor for duration of load and moisture content | |
γM | - | partial factor for material properties |
The bearing capacity is checked according to:
where: | σt,0,d | - | design tensile stress |
σm,d | - | design bending stress |
The value of utilization is provided by:
Check for shear
The design shear strength of timber is given by:
where: | fv, k | - | characteristic shear strength of timber |
kmod | - | modification factor for the duration of load and moisture content | |
γM | - | partial factor for material properties |
The bearing capacity is checked according to:
where: | τd | - | design shear stress |
kcr | - | modification factor for shear resistance |
The value of utilization is provided by:
