CALCULATION OF THE LOAD-CARRING CAPACITY OF TIMBER BEAM

Source data
b =
Beam width (mm)
h.min =
Beam height (mm)
Myd =
(kNm)
Mzd =
(kNm)
Vd =
Design shear force (kN)
Kmod =
Modification factor
Km =

Cross-section parameters
Wel,y =
(cm3)
Wel,z =
(cm3)
Ax =
(cm2)

Stresses
Sm,y,d =
(MPa)
Sm,z,d =
(MPa)
Td =
(MPa)

Allowable stresses
fm,y,d =
(MPa)
fm,z,d =
(MPa)
fv,d =
(MPa)

Control
1.

2.

paineloige

CALCULATION OF THE BEAM DEFLECTION

Source data
b =
Beam width (mm)
h =
Beam height (mm)
s =
Beam step (m)
gk =
Dead load (kN/m2)
qk =
Live load (kN/m2)
L =
Span of the beam (m)
w0 =
Precamber (mm)
L / =
Deflection limit state

wuk =
Deflection from unit load (mm)
w1,fin =
Deflection due to permanent load (mm)
w2,fin =
Deflection due to variable load (mm)
w,net,fin =
Final deflection (mm)

l,max =
Max. allowabled deflection (mm)

Control
1.
(mm)

CALCULATION OF THE LOAD CARRYING CAPACITY OF TIMBER COLUMN

Source data
b =
Column cross-section width (mm)
h =
Column cross-section height (mm)
L =
Column length (m)
Nd =
(kN)
Myd =
(kNm)
Mzd =
(kNm)
Kmod =
Modification factor
Km =

Cross-section parameters
Wel,y =
(cm3)
Wel,z =
(cm3)
Ax =
(cm2)

Stresses
Sc,0,d =
(MPa)
Sm,y,d =
(MPa)
Sm,z,d =
(MPa)

Allowable stresses
fc,0,d =
(MPa)
fm,y,d =
(MPa)
fm,z,d =
(MPa)

Buckling parameters
L,y =

Lrel,y =

k,y =

kc,y =

Buckling parameters
L,z =

Lrel,z =

k,z =

kc,z =

Control
1.

column

CALCULATION OF THE COMPRESSION PERPENDICULAR TO GRAIN (90*)

Source data
b =
Width of the pressure area (mm)
h =
Height of the pressure area (mm)
Fc,d =
Compressive force (kN)
Kc,90 =
Factor
Kmod =
Modification factor

Cross-section parameters
A =
(cm2)

Stresses
Sc,90,d =
(MPa)

Allowable stresses
fc,90,d =
(MPa)

Control
1.

CHARACTERISTIC STRENGTH AND STIFFNESS PROPERTIES IN [ MPa ] AND DENSITIES IN [ KG/M³ ]

INSAP OÜ