главни носач
DESCRIPTION
proracun glavnog nosacaTRANSCRIPT
4.3. 3 -
50 . 6 .
" Tower7 ". : i ............................................ 1,00 kN/m .................................................................................................................................... w
2.
15 90
12341E2E3E4E
GCpe1,05-1,3-0,9-0,71,3-2,0-1,3-0,9
qm,T,z [Kn/m2]0,2980,2980,2980,2980,2980,2980,2980,298
qw [Kn/m2]0,313-0,339-0,268-0,2090,387-0,596-0,387-0,268
2. GCpi0,7-0,7
qm,T,z [Kn/m2]0,2980,283
qw [Kn/m2]0,2086-0,2086
3.
:
: I 12% 2,5 cm
:md = 1,40 kN/cm2od = 1,05 kN/cm2ocd = 1,10 kN/cm2ocd = 0,20 kN/cm2omd = 0,12 kN/cm2
b/h=20/120 cm : A=b x h= 20 x 120= 2400 Wx == 48 000 Ix=== 2 880 000
R= 27 m li= 1,25 x 27= 33,75 m= 34,64 =8,25m y=4,6m
o N= 390,68 kN = = 162,78 < 1100 max T= 32,52 kN
: b/h = 20/ 120 cm