38pred 8 2012 medjuspratne konstrukcije
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Međuspratne konstrukcije
Podela prema načinu izvođenja
A) Monolitne – livene na licu mestaB) PolumontažneC) Montažne
Monolitne kostrukcije se dele naa) Ploče u jednom pravcu oslonjene na gredeb) Ploče u da pravca (krstasto armirane) oslonjene na gredec) Pečurkaste ploče i ploče direktno oslonjene na stuboved) Sitnorebraste konstrukcijee) Kasetirane konstrukcije
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Sitnorebraste konstrukcije
Rasponi 3 do 12 m.Komplikovana oplata.Poprečna rebra.
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Kontinualne sitnorebraste tavanice
Zbog male krutosti aktivnog presekanad osloncem:
vutepreraspodela
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Linijska opterećenja na sitnorebrastu tavanicu
A
B
e
L
L
AP
B
P=gzHze
gz[kN/m2]
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Kasetirane konstrukcije i gredni roštilji
Rasponi do 20mza e<1.25m proračun kao za krstasteza e≥1.25m kao za gredne roštilje
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Polumontažne međuspratne konstrukcije
Prednost ovih konstrukcija je tome što ne zahtevaju oplatujer se obrazuju od šupljih opekarskih ili sličnih proizvoda
TM međuspratne konstrukcije
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Polumontažna međuspratna konstrukcija MONTA
Polumontažna međuspratna konstrukcija KAT
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Polumontažne fert gredice LMT
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PrimerDimenzije (cm): 25x38x14NF (kom.): 6,8Masa (kg): 7,5Potrošnja opeke (kom/m2): 8Klasična FERT ispuna
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1011121314
16 17 18 19 67
89
15
20
POS
101
d p =
14
cm
POS
102
L 0 =
4.60
m
POS 106
L 0 = 4.
20 m
POS ST
dp = 20 cm
POS
108
L 0 =
3.80
m
POS
105
d p =
14 c
m
POS
103
L 0 =
4.60
m
POS
102
L 0 =
4.60
m
POS 104
L 0 = 4.00 m
POS 107
L0 = 1.30 m
POS 109
L 0 = 3.
80 m
POS
110
POS
111
POS
112
POS
113
POS
114
POS
115
POS
116
POS 117
POS 118
POS 119
POS 120
POS 121
A
B
C
E
75321
7654321
480
150
250
20024036018036016042
015
025
0
C
E
440540360160
PRIZEMLJE
D D
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AVRAMENKO sirnorebraste konstrukcije
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OMNIJA međuspratne konstrukcije