Dimenzioniranje ploče POS 200
May 1, 2017 | Author: halid | Category: N/A
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Dimenzioniranje ploče POS 200 Ukupno opterećenje na ploči: stalno: g = 5,1 kN/m2 korisno: q = 5,8 kN/m2 Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
qsd = 1,35·g+1,5·q = 15.59 kN/m2
1
Slika Momenti savijanja , smijer x
2
Slika Momenti savijanja , smijer y
3
Donja zona Ploča POS 203 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 22,03 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
22,03 ⋅ 100 = 0,078 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,083 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 4,14cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: Q424 zona)
Ploča POS 204 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yd =
f yk
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
4
As1=4,24 cm 2 /m
(donja
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 15,00 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
15,00 ⋅ 100 = 0,053 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,055 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 2,74cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: Q283
As1=2,83 cm 2 /m
zona)
Ploča POS 205 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 14,32 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
14,32 ⋅ 100 = 0,051 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,053 Potrebna površina armature:
5
(donja
AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 2,64cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: Q283
As1=2,83 cm 2 /m
(donja
zona)
Ploča POS 206 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 23,13 kNm µ Sd ,s =
M Sd , s b ⋅ d ⋅ f cd 2
=
23,13 ⋅ 100 = 0,082 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,086 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 4,29 cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: Q424
As1=4,24 cm 2 /m
(donja
zona) Uz slobodan rub ploče usvaja se armatura u vidu podužne armature i ukosnica i to: 2 x 2Ф14 podužna armatura 6
Ф10/25 cm
armatura u vidu ukosnica
Ploča POS 207 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 17,53 kNm µ Sd ,s =
M Sd , s b ⋅ d ⋅ f cd 2
=
17,53 ⋅ 100 = 0,062 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,065 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 3,24cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: Q335 As1=3,35 cm 2 /m
Ploča POS 208 Beton: C25/30 Armatura: B500
7
(donja zona)
f ck 25 = = 16,67 MPa γ c 1,5
f cd =
f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 14,33 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
14,33 ⋅ 100 = 0,051 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,053 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 2,64cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: Q283 As1=2,83 cm 2 /m
Ploča POS 210 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 19,37 kNm µ Sd ,s =
M Sd , s b ⋅ d ⋅ f cd 2
=
19,37 ⋅ 100 = 0,069 100 ⋅ 13 2 ⋅ 1,667
8
(donja zona)
Iz tablica: ωSd , s =0,073 Potrebna površina armature: AS 1 = ω Sd , s ⋅ b ⋅ d ⋅
f cd = 3,64cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: Q385 As1=3,85 cm 2 /m
(donja zona)
Uz slobodan rub ploče usvaja se armatura u vidu podužne armature i ukosnica i to: 2 x 2Ф14 podužna armatura Ф10/25 cm armatura u vidu ukosnica Ploča POS 211 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 18,02 kNm µ Sd ,s =
M Sd , s b ⋅ d ⋅ f cd 2
=
18,02 ⋅ 100 = 0,064 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,068 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 3,39cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
9
usvojeno: Q335 As1=3,35 cm 2 /m
(donja zona)
Ploča POS 212 i POS 213 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 10,00 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
10,00 ⋅ 100 = 0,035 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,036 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 1,79 cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: Q188 As1=1,88 cm 2 /m
Gornja zona Oslonac: POS 201 – POS 205 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yd =
f yk
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm
10
(donja zona)
statička visina d=13,00 cm Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 27,50 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
27,50 ⋅ 100 = 0,098 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,106 Potrebna površina armature: AS 1 = ω Sd , s ⋅ b ⋅ d ⋅
f cd = 5,28cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R524 As1=5,24 cm 2 /m
Oslonac: POS 202 – POS 204 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 11,50 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
11,50 ⋅ 100 = 0,041 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,043 Potrebna površina armature:
11
(gornja zona)
AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 2,14 cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R257 As1=2,57 cm 2 /m
(gornja zona)
Oslonac: POS 203 – POS 204 i POS 204 – POS 206 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 32,30 kNm µ Sd , s =
M Sd ,s b ⋅ d ⋅ f cd 2
=
32,30 ⋅ 100 = 0,115 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,125 Potrebna površina armature: AS 1 = ω Sd , s ⋅ b ⋅ d ⋅
f cd = 6,23cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R636 As1=6,36 cm 2 /m
12
(gornja zona)
Oslonac: POS 204 – POS 205 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 25,60 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
25,60 ⋅ 100 = 0,091 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,097 Potrebna površina armature: AS 1 = ω Sd , s ⋅ b ⋅ d ⋅
f cd = 4,83cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R503 As1=5,03 cm 2 /m Oslonac: POS 207 – POS 208 i POS 208 – POS 210 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 24,10 kNm
13
(gornja zona)
µ Sd ,s =
M Sd , s b ⋅ d ⋅ f cd 2
=
24,10 ⋅ 100 = 0,086 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,091 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 4,54cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R503 As1=5,03 cm 2 /m
Oslonac: POS 208 – POS 208 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 22,70 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
22,70 ⋅ 100 = 0,081 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,085 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 4,24cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
14
(gornja zona)
usvojeno: R503 As1=5,03 cm 2 /m
(gornja zona)
Oslonac: POS 211 – POS 205 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 27,70 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
27,70 ⋅ 100 = 0,098 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,106 Potrebna površina armature: AS 1 = ω Sd , s ⋅ b ⋅ d ⋅
f cd = 5,28cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R524 As1=5,24 cm 2 /m
Oslonac: POS 205 – POS 205 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yd =
f yk
γs
=
500 = 434 ,78 MPa 1,15
15
(gornja zona)
zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 23,63 kNm µ Sd ,s =
M Sd , s b ⋅ d ⋅ f cd 2
=
23,63 ⋅ 100 = 0,084 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,090 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 4,49cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R503 As1=5,03 cm 2 /m Oslonac: POS 212 – POS 213 i POS 213 – POS 213 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 26,80 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
26,80 ⋅ 100 = 0,095 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,101 Potrebna površina armature:
16
(gornja zona)
AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 5,03cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R503 As1=5,03 cm 2 /m
(gornja zona)
Oslonac: POS 203 – POS 207 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 34,85 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
34,85 ⋅ 100 = 0,124 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,135 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 6,73cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R785 As1=7,85 cm 2 /m
Oslonac: POS 207 – POS 211
17
(gornja zona)
Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 29,90 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
29,90 ⋅ 100 = 0,106 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,114 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 5,68cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R636 As1=6,36 cm 2 /m
Oslonac: POS 211 – POS 212 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
18
(gornja zona)
MSd = 32,25 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
32,25 ⋅ 100 = 0,114 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,124 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 6,18cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R636 As1=6,36 cm 2 /m
(gornja zona)
Oslonac: POS 204 – POS 208 , POS 205 – POS 208 i POS 205 – POS 213 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 25,80 kNm µ Sd ,s =
M Sd , s b ⋅ d ⋅ f cd 2
=
25,80 ⋅ 100 = 0,092 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,098 Potrebna površina armature: AS 1 = ω Sd , s ⋅ b ⋅ d ⋅
f cd = 4,88cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
19
usvojeno: R503 As1=5,03 cm 2 /m
(gornja zona)
Oslonac: POS 205 – POS 208 i POS 205 – POS 213 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 30,00 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
30,00 ⋅ 100 = 0,106 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,114 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 5,68cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R636 As1=6,36 cm 2 /m
Oslonac: POS 206 – POS 210 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yd =
f yk
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
20
(gornja zona)
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 39,22 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
39,22 ⋅ 100 = 0,139 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,154 Potrebna površina armature: AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 7,68cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R785 As1=7,85 cm 2 /m
Oslonac: POS 210 – POS 211 i POS 211 – POS 212 Beton: C25/30 Armatura: B500 f 25 f cd = ck = = 16,67 MPa γ c 1,5 f yk
f yd =
=
500 = 434 ,78 MPa 1,15
γs zaštitni sloj betona: c=2,50 cm statička visina d=13,00 cm
Uobičajena (stalna) proračunska situacija: S d = ∑ (γ g ⋅ Gk ,i ) +(γ Q ⋅ Qk ,i ) + ∑ (γ Q ⋅ψ 0,i ⋅ Qk ,i ) + γ p ⋅ Pk i
i
MSd = 34,00 kNm µ Sd , s =
M Sd , s b ⋅ d ⋅ f cd 2
=
34,00 ⋅ 100 = 0,121 100 ⋅ 13 2 ⋅ 1,667
Iz tablica: ωSd , s =0,131 Potrebna površina armature:
21
(gornja zona)
AS 1 = ωSd , s ⋅ b ⋅ d ⋅
f cd = 6,53cm 2 / m1 f yd
Minimalna površina armature: AS 1, min = 0,6 ⋅
b ⋅d f yk
= 1,56 cm 2 / m1
AS 1,min = 0,0015 ⋅ b ⋅ d = 1,95cm 2 / m1
usvojeno: R785 As1=7,85 cm 2 /m
(gornja zona)
Konstruktivna armatura po obodu ploče u gornjoj zoni usvaja se 30% do 50% armature iz polja, tj 0,5·5,03=2,515 cm 2 Usvojeno: R196
22
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