armimi i shkalleve
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7/23/2019 Armimi i Shkalleve
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Llogatitja e armatures se Shkalleve
Shkallet e katit Tip
Seksion llogarites
h= (
1
30; 1
35)
lk=
1
30; 1
35
¿)*375=(10.72 ; 12.5) cm
Rekomandohet qe lartesise se solete se shkalle ti shtohet 2 cm (per shkak e ngarkesaete medha)
!rano" h=1# cm
• Ngarkesat llogaritesea) Rampa
$ !llaka 0.015 * (0.17%0.2&) * 1 * 2700 *1
0.328 = 55.' dam
$ lac 0.02 * (0.17%0.2&) * 1 * 2000 *1
0.328 = 5#.+ dam
$ ,-sh"a 0.0& * (0.17%0.2&) * 1 * 2#00 *1
0.328 = 17#.2 dam
$ /oleta 0.1# * 1 * 1 * 2500 = 350 dam$ /a 0.02 * 1 * 1 * 2000 = #0 dam
• garkesa e perhereshme e normar gn = 55.' % 5#.+ % 17#.2 % 350 % #0 = '7#.7
dam
•
garkesa e perkohshme p
n
=#00 dam g"atesi horiontale!=pn * cos = #00 * 0.&55 = 3#2 dam
Ngarkesa totale q = 1.35*g % 1.5*p = 1.35*'7#.7% 1.5*3#2 = 1#23dam
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-) /heshpshimi
$ !llaka 0.015 * 1 * 1 * 2700 = #0.5 dam$ lac 0.02 * 1 * 1 * 2000 = #0 dam$ /oleta 0.1# * 1 * 1 * 2500 = 350 dam$ /a 0.02 * 1 * 1 * 2000 = #0 dam
• garkesa e perhereshme e normar gn = #0.5 % #0 % 350 % #0 = #70.5 dam2
• garkesa e perkohshme pn=#00 dam
Ngarkesa totale q = 1.35*g % 1.5*p = 1.35*#70.5% 1.5*#00 = 1235dam
Skema llogaritese
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Armimi
$ Ne rampe,omenti ,=2'3500 daxcm ( marre nga program /44!)
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= M
b d ² f cd =263500
100∗12 ²∗167 =0.10+560.1'7
=80.5%
2
√0.25−k
1.134 9*d=80.5%
2
√0.25−0.1095
1.134 9*12=10.7 cm
4s= M
0.87∗f y∗ z =263500
0.87∗5000∗10.7 =5.''1 cm2 prano" & :10
- Ne sheshpushim ,omenti ,= 1#1+00 daxcm ( marre nga program /4!)
= M
b d ² f cd =
141900
100∗12²∗167 =0.05+ 60.1'7
=80.5%
2
√0.25− k
1.134 9*d=80.5%
2
√0.25−0.059
1.134 9*13=11.33+ cm
4s=
M
0.87∗f y∗ z =171000
0.87∗5000∗11.339 =2.&7 cm2 !rano" 5 :10
Shkallet e podrumit
Seksion llogarites
h= (
1
30; 1
35)
lk=
1
30; 1
35
¿)*375=(10.72 ; 12.5) cm
Rekomandohet qe lartesise se solete se shkalle ti shtohet 2 cm (per shkak e ngarkesaete medha)!rano" h=1# cm
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Skema llogaritese
Armimi$ Ne rampe
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,omenti ,=37'200 daxcm ( marre nga program /4!)
= M
b d ² f cd =376200
100∗12 ²∗167 =0.15'#60.1'7
=80.5%
2
√0.25− k
1.134 9*d=80.5%
2
√0.25−0.1564
1.134 9*12=10.02 cm
4s= M 0.87∗f y∗ z =
3762000.87∗5000∗10.02 =&.'31 cm2 prano" & :12
Reaksionet ne m-eshtet"e te marra nga skemat e shkallee ia transmeto"me traree