Calcul placa

11

E= hplaca = q= =ly/lx = 0 = 1 =

3,000,000 15 1.19 1.0333 0.0281 0.0263 0.0209 0.0221 0.0752 0.0657

t/m2 cm t/m2 1.05

ly=

5.43

m

2 = 3 = 4 = 5 =

Mx ' Mx'

lx=

5.25

m

My'

Momente pozitive in camp :la centru : Mx =1*q*lx2 = My =2*q*ly2 = pe axa placii paralela cu y : My,max =3*q*ly2 = Mx' = - 4*q*lx2 = My' = - 5*q*ly2 = 0.86 0.73 0.77 2.47 2.30 0.091 tm tm tm tm tm mm Mx ' = 2.47 0.77 Mx = 0.86' My = 2.30

Momente maxime negative pe reazem :

Sageata la centru :W = 0*q*lx2 / E*h3 =

My =

10

E= hplaca = q= =ly/lx = 0 = 1 =

3,000,000 30 8 2.2667 0.0313 0.0415 0.0004 0.0032 0.0833

t/m2 cm t/m2 2.30

ly=

3.40

m

2 = 3 = 4 =

Mx ' Mx'

lx=

1.50

m

Momente pozitive in camp :la centru : Mx =1*q*lx2 = My =2*q*ly2 = pe axa placii paralela cu y : My,max =3*q*ly2 = Mx' = - 4*q*lx2 = My' = - 5*q*ly2 = 0.75 0.04 0.30 1.50 0.00 0.007 tm tm tm tm tm mm Mx ' = 1.50 0.30 My =



Mx = 0.75

Mx ' = 1.50

12

E= hplaca = q= =ly/lx = 0 = 1 =

3,000,000 15 1.19 1.0333 0.0236 0.0217 0.0189 0.0649 0.0558

t/m2 cm t/m2

My' ' 1.10

ly=

5.425

m

2 = 3 = 4 =

Mx ' Mx'

lx=

5.250

m

My'' My = 1.95

Momente pozitive in camp :la centru : Mx =1*q*lx2 = My =2*q*ly2 = 0.71 0.66 tm tm

Mx' = - 3*q*lx2 = My' = - 4*q*ly2 =

2.13 1.95 0.076

tm tm mm Mx ' = 2.13


Mx = 0.71

' My = 1.95

My =

0.66


12

E= hplaca = q= =ly/lx = 0 = 1 =

3,000,000 15 1.19 1.3395 0.0371 0.0357 0.0101 0.0893 0.0392

t/m2 cm t/m2 1.40

ly=

5.425

m

2 = 3 = 4 =

Mx ' Mx'

Mx '

lx=

4.050

m

My'

Momente pozitive in camp :la centru : Mx =1*q*lx2 = My =2*q*ly2 = 0.70 0.35 tm tm

Mx' = - 3*q*lx2 = My' = - 4*q*ly2 =

1.74 1.37 0.072

tm tm mm Mx ' = 1.74


My =

0.35


Mx = 0.70

Mx ' = 1.74

' My = 1.37

13

E= hplaca = q= =ly/lx = 0 = 1 =

3,000,000 18 1.15 1.8909 0.0300 0.0394 0.0013 0.0026 0.0826 0.0158

t/m2 cm t/m2

My' ' 1.90

ly=

10.400

m

2 = 3 = 4 = 5 =

Mx ' Mx'

Mx '

lx=

5.500

m

My'' My = 1.97

Momente pozitive in camp :la centru : Mx =1*q*lx2 = My =2*q*ly2 = pe axa placii paralela cu y : My,max =3*q*ly2 = Mx' = - 4*q*lx2 = My' = - 5*q*ly2 = 1.37 0.16 0.32 2.87 1.97 0.060 tm tm tm tm tm mm Mx ' = 2.87


My =

0.32


Mx = 1.37

Mx ' = 2.87

' My = 1.97

19D C

E= hplaca = q= =ly/lx =

3,000,000 13 1.23 1.5581 0 = 0' =

t/m2 cm t/m2 1.56 0.0055 0.0061 0.0377 0.0022 0.0419 0.0041 0.28 0.08 0.0842 0.0253 My' Mx ' Mx' Mx '

ly=

3.350

m

1 = 2 = 3 = aly 4 = a= 5 = 6 = 7 =

lx=

2.150

m

Momente pozitive in camp :la centru : Mx =1*q*lx2 = 0.21 tm tm aly = tm My = 0.06 Mx ' = 0.45 0.48 tm tm' My = 0.35

My =2*q*ly2 = 0.03 pe axa placii paralela cu y , la distanta y=aly : My,max =4*q*ly2 = 0.06 Mx0 =3*q*lx2 =

0.94

m

Momentul pozitiv la mijlocul laturii libere CD : Momente negative pe reazem :la mijlocul laturilor incastrate AD si BC : Mx' = - 5*q*lx2 = 0.45 la colturile C si D : MxC' =MxD' = - 6*q*lx2 = la mijlocul laturii incastrate AB : My' = - 7*q*ly2 = 0.35 tm

Mx = 0.21

Mx ' = 0.45

Sageata :la centru : W = 0*q*lx2 / E*h3 = la mijlocul laturii libere : W = 0'*q*lx2 / E*h3= 0.005 0.005 mm mm

8D C


3,000,000 13 1.23 1.3395 0 = 1 =

t/m2 cm t/m2 1.34 0.0809 0.0633 0.0172 0.0172 Mx'

ly=

3.985

m

2 = 3 =

lx=

2.975

m

Momente pozitive in camp :la centru : Mx =1*q*lx2 = My =2*q*ly2 = pe axa placii paralela cu y : My,max =3*q*ly2 = 0.69 0.34 0.34 tm tm tm My = 0.34 Mx = 0.69

Sageata :la centru : W = 0*q*lx2 / E*h3 = 0.134 mm

9D C


3,000,000 13 1.23 1.5075 0 = 1 =

t/m2 cm t/m2 1.51 0.0773 0.0602 0.0131 0.0138 0.0499 Mx'

ly=

5.050

m

2 = 3 = 4 =

lx=

3.350

m

My'

Momente pozitive in camp :la centru : Mx =1*q*lx2 = My =2*q*ly2 = pe axa placii paralela cu y : My,max =3*q*ly2 = My' = - 4*q*ly2 = 0.83 0.41 0.43 1.57 tm tm tm tm 0.43 Mx = 0.83 W = 0*q*lx2 / E*h3 = 0.162 mm' My = 1.57

Momentul maxim negativ pe reazem ( la mijlocul laturii incastrate ) :

Sageata :la centru :

My =

hplaca= b= Rc= Ra=

300 1000 15 300

mm mm N/mm2 N/mm2

Bc25 PC 52

CAMPRANDUL I M [tm]1.09 constr. = c= hpl = ax = h0x =

REAZEMx [mm]5.3

RANDUL II anec [mm ]295 mm mm mm mm mm2

x

[mm]5.9 8 20 150

M [tm]0.91

anec [mm ]2632

M [tm]1.54 constr. = c= hpl =

acoperirea cu beton pana la armatura

RANDUL I24 126

RANDUL IIay = h0y = 32 118 mm mm

CALARETZIax = h0x =

Aaef =

8335

15mm2

Aaef =

8335

15mm2

Aaef =

OK OK

NO

10 15 20

10 6.667 5

6.667

10 15 20

10 6.667 5

6.667

10 15 20

REAZEMx [mm]8.6 12 20 150 26 124

anec [mm2]429 mm mm mm mm mm

CALARETZI

10393

20mm2

NO

10 6.667 5

5

CALCUL MOMENT CAPABIL ARMARE PLACARezistenta OTEL Rezistenta BETON 3000 daN/cmp 125 daN/cmp (C16/20)

/pasmm/cm

Aacmp

p%

RANDUL I hplaca hocm cm

adim.

Mcaptm

Aacmp

p%

RANDUL II hplaca hocm cm

adim.

Mcaptm

8\10

10\10

12\10

8\15

10\15

12\15

8\20

10\20

12\20

5.03 5.03 5.03 5.03 5.03 5.03 5.03 5.03 5.03 5.03 5.03 7.88 7.88 7.88 7.88 7.88 7.88 7.88 7.88 7.88 7.88 7.88 11.31 11.31 11.31 11.31 11.31 11.31 11.31 11.31 11.31 11.31 11.31 3.35 3.35 3.35 3.35 3.35 3.35 3.35 3.35 3.35 3.35 3.35 5.25 5.25 5.25 5.25 5.25 5.25 5.25 5.25 5.25 5.25 5.25 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.54 2.51 2.51 2.51 2.51 2.51 2.51 2.51 2.51 2.51 2.51 2.51 3.94 3.94 3.94 3.94 3.94 3.94 3.94 3.94 3.94 3.94 3.94 5.65 5.65 5.65 5.65 5.65 5.65 5.65 5.65 5.65 5.65 5.65

0.63 0.56 0.50 0.46 0.42 0.39 0.36 0.34 0.31 0.30 0.28 0.98 0.88 0.79 0.72 0.66 0.61 0.56 0.53 0.49 0.46 0.44 1.41 1.26 1.13 1.03 0.94 0.87 0.81 0.75 0.71 0.67 0.63 0.42 0.37 0.34 0.30 0.28 0.26 0.24 0.22 0.21 0.20 0.19 0.66 0.58 0.53 0.48 0.44 0.40 0.38 0.35 0.33 0.31 0.29 0.94 0.84 0.75 0.69 0.63 0.58 0.54 0.50 0.47 0.44 0.42 0.31 0.28 0.25 0.23 0.21 0.19 0.18 0.17 0.16 0.15 0.14 0.49 0.44 0.39 0.36 0.33 0.30 0.28 0.26 0.25 0.23 0.22 0.71 0.63 0.57 0.51 0.47 0.43 0.40 0.38 0.35 0.33 0.31

10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20

8 9 10 11 12 13 14 15 16 17 18 8 9 10 11 12 13 14 15 16 17 18 8 9 10 11 12 13 14 15 16 17 18 8 9 10 11 12 13 14 15 16 17 18 8 9 10 11 12 13 14 15 16 17 18 8 9 10 11 12 13 14 15 16 17 18 8 9 10 11 12 13 14 15 16 17 18 8 9 10 11 12 13 14 15 16 17 18 8 9 10 11 12 13 14 15 16 17 18

0.151 0.134 0.121 0.110 0.101 0.093 0.086 0.080 0.075 0.071 0.067 0.236 0.210 0.189 0.172 0.158 0.145 0.135 0.126 0.118 0.111 0.105 0.339 0.302 0.271 0.247 0.226 0.209 0.194 0.181 0.170 0.160 0.151 0.101 0.089 0.080 0.073 0.067 0.062 0.057 0.054 0.050 0.047 0.045 0.158 0.140 0.126 0.115 0.105 0.097 0.090 0.084 0.079 0.074 0.070 0.226 0.201 0.181 0.165 0.151 0.139 0.129 0.121 0.113 0.106 0.101 0.075 0.067 0.060 0.055 0.050 0.046 0.043 0.040 0.038 0.035 0.034 0.118 0.105 0.095 0.086 0.079 0.073 0.068 0.063 0.059 0.056 0.053 0.170 0.151 0.136 0.123 0.113 0.104 0.097 0.090 0.085 0.080 0.075

1.115 1.266 1.417 1.568 1.719 1.869 2.020 2.171 2.322 2.473 2.623 1.667 1.904 2.140 2.376 2.613 2.849 3.086 3.322 3.558 3.795 4.031 2.254 2.593 2.932 3.272 3.611 3.950 4.289 4.629 4.968 5.307 5.647 0.764 0.864 0.965 1.065 1.166 1.266 1.367 1.467 1.568 1.669 1.769 1.161 1.319 1.476 1.634 1.792 1.949 2.107 2.264 2.422 2.579 2.737 1.605 1.831 2.057 2.283 2.510 2.736 2.962 3.188 3.414 3.641 3.867 0.580 0.656 0.731 0.807 0.882 0.957 1.033 1.108 1.184 1.259 1.334 0.890 1.008 1.126 1.244 1.362 1.480 1.599 1.717 1.835 1.953 2.071 1.242 1.412 1.581 1.751 1.921 2.090 2.260 2.430 2.599 2.769 2.938

5.03 5.03 5.03 5.03 5.03 5.03 5.03 5.03 5.03 5.03 5.03 7.88 7.88 7.88 7.88 7.88 7.88 7.88 7.88 7.88 7.88 7.88 11.31 11.31 11.31 11.31 11.31 11.31 11.31 11.31 11.31 11.31 11.31 3.35 3.35 3.35 3.35 3.35 3.35 3.35 3.35 3.35 3.35 3.35 5.25 5.25 5.25 5.25 5.25 5.25 5.25 5.25 5.25 5.25 5.25 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.54 7.54 2.51 2.51 2.51 2.51 2.51 2.51 2.51 2.51 2.51 2.51 2.51 3.94 3.94 3.94 3.94 3.94 3.94 3.94 3.94 3.94 3.94 3.94 5.65 5.65 5.65 5.65 5.65 5.65 5.65 5.65 5.65 5.65 5.65

0.72 0.63 0.56 0.50 0.46 0.42 0.39 0.36 0.34 0.31 0.30 1.13 0.98 0.88 0.79 0.72 0.66 0.61 0.56 0.53 0.49 0.46 1.62 1.41 1.26 1.13 1.03 0.94 0.87 0.81 0.75 0.71 0.67 0.48 0.42 0.37 0.34 0.30 0.28 0.26 0.24 0.22 0.21 0.20 0.75 0.66 0.58 0.53 0.48 0.44 0.40 0.38 0.35 0.33 0.31 1.08 0.94 0.84 0.75 0.69 0.63 0.58 0.54 0.50 0.47 0.44 0.36 0.31 0.28 0.25 0.23 0.21 0.19 0.18 0.17 0.16 0.15 0.56 0.49 0.44 0.39 0.36 0.33 0.30 0.28 0.26 0.25 0.23 0.81 0.71 0.63 0.57 0.51 0.47 0.43 0.40 0.38 0.35 0.33

10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20 10 11 12 13 14 15 16 17 18 19 20

7 8 9 10 11 12 13 14 15 16 17 7 8 9 10 11 12 13 14 15 16 17 7 8 9 10 11 12 13 14 15 16 17 7 8 9 10 11 12 13 14 15 16 17 7 8 9 10 11 12 13 14 15 16 17 7 8 9 10 11 12 13 14 15 16 17 7 8 9 10 11 12 13 14 15 16 17 7 8 9 10 11 12 13 14 15 16 17 7 8 9 10 11 12 13 14 15 16 17

0.172 0.151 0.134 0.121 0.110 0.101 0.093 0.086 0.080 0.075 0.071 0.270 0.236 0.210 0.189 0.172 0.158 0.145 0.135 0.126 0.118 0.111 0.388 0.339 0.302 0.271 0.247 0.226 0.209 0.194 0.181 0.170 0.160 0.115 0.101 0.089 0.080 0.073 0.067 0.062 0.057 0.054 0.050 0.047 0.180 0.158 0.140 0.126 0.115 0.105 0.097 0.090 0.084 0.079 0.074 0.259 0.226 0.201 0.181 0.165 0.151 0.139 0.129 0.121 0.113 0.106 0.086 0.075 0.067 0.060 0.055 0.050 0.046 0.043 0.040 0.038 0.035 0.135 0.118 0.105 0.095 0.086 0.079 0.073 0.068 0.063 0.059 0.056 0.194 0.170 0.151 0.136 0.123 0.113 0.104 0.097 0.090 0.085 0.080

0.965 1.115 1.266 1.417 1.568 1.719 1.869 2.020 2.171 2.322 2.473 1.431 1.667 1.904 2.140 2.376 2.613 2.849 3.086 3.322 3.558 3.795 1.915 2.254 2.593 2.932 3.272 3.611 3.950 4.289 4.629 4.968 5.307 0.663 0.764 0.864 0.965 1.065 1.166 1.266 1.367 1.467 1.568 1.669 1.004 1.161 1.319 1.476 1.634 1.792 1.949 2.107 2.264 2.422 2.579 1.379 1.605 1.831 2.057 2.283 2.510 2.736 2.962 3.188 3.414 3.641 0.505 0.580 0.656 0.731 0.807 0.882 0.957 1.033 1.108 1.184 1.259 0.771 0.890 1.008 1.126 1.244 1.362 1.480 1.599 1.717 1.835 1.953 1.072 1.242 1.412 1.581 1.751 1.921 2.090 2.260 2.430 2.599 2.769

18 110 112 8/10 8/15 8/20 10/10 10/15 10/20 12/10 12/15 12/20

0.503 0.788 1.131 10 bare 6,(6) bare 5 bare 10 bare 6,(6) bare 5 bare 10bare 6,(6) bare 5 bare2 5.03 cm /ml 2 3.35 cm /ml cm2/ml 2.51 2 7.88 cm /ml 2 5.25 cm /ml 2 3.94 cm /ml 2

11.31 cm /ml 2 7.54 cm /ml 2 5.65 cm /ml

0

Lungime calareti stanga pe X = Lungime calareti dreapta pe X = Lungime calareti stanga pe Y =

1.10 0.85 1.30 1.30

pas Y

10

Lungime calareti dreapta pe Y =

5.155

pas X 4.275m

3.4

20

cm

0

m

Lungime 1 bara REPARTITIE pe X = Lungime 1 bara REPARTITIE pe Y = st 5 6

1.85 2.96

Numar bare repartitie de-a lungul axei X = Numar bare repartitie de-a lungul axei Y =

Lungime REPARTITIE pe X =

16

4.955

4.955

Lungime REPARTITIE pe Y =

36

REPARTITIE CAPRE

52 28

m m

1.10 0.85 1.30 1.30

1.85 2.96 st 5 6 dr 4 6 TOTAL 9 12

16

36

Numarul de capre 2buc./m2

Rezistente de calcul a elementelor de beton armat (daN/cm )Rezistenta Pozitia de turnare a elementului

2

Clasa de Solicitarea Dimensiunea cea mai mica a sectiunii (cm) < 30 compresiune excentrica compresiune excentrica incovoiere compresiune excentrica incovoiere verticala cu inaltime de turnare > 1.50m (stalpi, pereti, diafrag-me etc. din beton armat mono-lit) sau inclinata, cu cofraj pe toate laturile / 30 < 30 < 20 / 30 c / 20 < 30 compresiune excentrica compresiune excentrica orizontala (grinzi, rigle de cuplare, etc. monolite, elemente prefabricate), inclinata cu cofraj pe 3 laturi sau verticala cu inaltime de turnare 1.50m incovoiere compresiune excentrica incovoiere / 30 < 30 < 20 / 30 c / 20 b a b Cazul C 6/7,5 B 100 (Bc 7,5) a C 8/10 B 150 (Bc 10)

verticala cu inaltime de turnare > 1.50m (stalpi, pereti, diafrag-me etc. din beton armat mono-lit) sau inclinata, cu cofraj pe toate laturile

35

47

Rc

40

55

orizontala (grinzi, rigle de cuplare, etc. monolite, elemente prefabricate), inclinata cu cofraj pe 3 laturi sau verticala cu inaltime de turnare 1.50m

47 4

65 4,5

4,5

5

Rt

5

6

Clasa de beton C 12/15 B 200 (Bc 15) C 16/20 B 250 (Bc 20) C 20/25 B 330 (Bc 25) C 25/30 B 400 (Bc 30) TIP BETON C 6/7,5 B 100 (Bc 7,5) 140.000 C 8/10 B 150 (Bc 10) 210.000 C 12/15 B 200 (Bc 15) 240.000

70

90

115

135

EbdaN/cm2

Eb80 105 130 155t/m2

1.400.000

2.100.000

2.400.000

95 6

125 7

150 8

180 9

7

8

9,5

10,5

8

9,5

11

12,5

C 16/20 B 250 (Bc 20) 270.000

C 20/25 B 300 (Bc 25) 300.000

C 25/30 B 400 (Bc 30) 325.000 (Bc 35) 345.000 (Bc 40) 360.000 (Bc 50) 380.000 (Bc 60) 400.000

2.700.000

3.000.000

3.250.000

3.450.000

3.600.000

3.800.000

4.000.000

TABEL ARMARE Diametre mm 5 6 8 10 12 14 16 18 20 22 25 28 32 36 40 Aria sectiunii transversale pentru n bare (mm2) 4 4.5 5 5.5 6 7 8 79 88 98 108 118 137 157 113 127 142 156 170 198 226 201 226 251 275 302 352 402 314 353 393 432 471 550 628 452 508 565 611 679 792 905 769 1005 1272 1571 1900 2454 3079 4021 5090 6280 923 1206 1527 1884 2281 2945 3695 4825 6108 7536 1077 1407 1781 2109 2661 3436 4310 5630 7126 8792 1231 1608 2036 2514 3041 Diametre Greutati mm kg/m 5 0.154 6 0.222 8 0.395 10 0.617 12 0.888 14 16 18 20 22 25 28 32 36 40 1.208 1.578 1.998 2.466 2.984 3.853 4.834 6.313 7.990 9.870

1 19.6 28.3 50.3 78.5 113.1 153.9 201.1 254.5 314.1 380.1 490.0 615.8 804.2 1018.0 1256.0

2 39 57 101 157 226 308 402 509 628 760 982 1232 1608 2036 2512

2.5 49 71 126 196 282

3 59 85 151 236 339 462 603 763 942 1140 1473 1847 2413 3054 3768

3.5 69 99 176 275 395

9 177 255 453 707 1018 1385 1810 2290 2828 3421

10 196 283 503 785 1131 1539 2011 2545 3141 3801

3927 4418 4909 4926 5542 6158 6434 7238 8042 8144 9162 10180 10048 11304 12560

MARCA

10 12 14 16 18 20 22 25 6 10 12 18 16 14 22 10 8 14 16 18 25 14 18 16 14 10 12 14 16 18 20 22 25 18 16 14 18 10 8 6

Nr. bare 83 45 65 78 98 56 25 13 24 78 89 15 26 45 78 952 41 21 56 14 23 2 4 5 6 8 7 9 5 6 2 3 4 5 6 9 8 7 4 5

L [m] 31.20 25.00 25.00 25.00 58.00 63.00 21.00 5.00 4.00 5.00 4.00 5.00 4.00 5.00 4.00 6.00 8.00 7.00 9.00 3.00 2.00 5.00 46.00 4.00 5.00 8.00 9.00 7.00 8.00 4.00 5.00 3.00 2.00 6.00 5.00 4.00 7.000 8.000 9.000 7.000 4.000

OB 37 6 8 102575.0 1125.0

12

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

96.0 390.0 356.0

5712.0 328.0

64.0 63.0

56.0 36.0 35.0

Lungimi pe diametru [m] Greutati pe ml [kg/ml] Greutati pe diametru TOTAL pe tip de otel TOTAL GENERAL [kg]

131.0 0.222 30

364.0 0.395 144 5602

8797.0 0.617 5428

1544.0 0.888 1372 37621

PC 52 14 16 18 20 22 25

1625.0 1950.0 5684.0 3528.0 525.0 65.0

75.0 104.0 225.0 312.0

147.0 504.0 42.0 46.0 10.0 184.0 20.0 30.0

63.0 40.0 24.0 10.0 9.0 8.0 30.0 30.0 36.0 56.0

2136.0 1.208 2581

2648.0 1.578 4179

6095.0 1.998 12178 32019

3538.0 2.466 8725

846.0 2.984 2525

119.0 3.853 459

37621

MARCA

Nr. bare

L [m]

OB37 8 8

PC 52 10 14

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47

rep bordaj bordaj bordaj

etr.balcon etr.balcon capre

48 49 50 51 52 53 54 55 56 57 58 59 60 Lungimi pe diametru [m] Greutati pe ml [kg/ml] Greutati pe diametru TOTAL GENERAL [kg]

0 0

0 0.395 0

0.0 0.395 0 0

0.0 0.617 0

0.0 1.208 0

M2' ' PLACI ARMATE PE DOUA DIRECTII 1. PLACI REZEMATE PE TOT CONTURUL

1 2 p )( 3lmax ( g +-=+++++ lmin ) lmin 12=l2/l1 = M1 / M2 = M1 / M1' = M1 / M1' '= M2 / M2' = M2 / M2' '= g= p= M1 = M2 = M1' = M1' '= M2' = M2' '= 1.2058 1.45 0.8 0.8 0.5 0.5 1.1 0 2.5 1.7 3.1 tm

2 ( M1

M 2 ) M1'

M1''

' M2

'' M2

lmax=l2=

5.16

m M1 ' M1' '

0.5 la placile izolate si la placile continue / M1'' = ' M2 / M2' '= M1' cu deschideri adiacente reazemelor egale M2' 0.8 la placile continue cu deschideri adiacente reazemelor inegale , la care aceste deschideri difera intre ele cu 30% Ra = ATENTIE la placile continue cu deschideri adiacente difeerind intre ele cu mai putin de 30% se interpoleaza liniar 1131 Rc = constructiv = c= hpl = 300 12.5 10 15 130 lmin=l1= 4.28 m

10 12

OK !!!

ax = h0x = x= x' = x' ' =

20 110 20 26 26

3.1 3.4 3.4

991

10

NO

470

NO

470

5

Aanec = Aa' nec = Aa' ' nec = 1067

829 1067 1067

1067 1539

829

10 OK !!!

14

10 OK !!!

12

10

OK !!!

14

1539

10 12

OK !!!

=l2/l1 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50 1.60 1.70 1.80 1.90 2.00

991

1131

TRUE TRUE TRUE FALSE

1 1 1 0

Bc15 Bc20 Bc25 Bc30 2 3 mm mm mm acoperirea cu beton pana la armatura

8.0 10.5 12.5 15.5

OB37 PC52

210 300

N/mmp N/mmp

mm cm mm mm mm

ay = h0y = x= x' = x' ' =

30 127 11 24 24

mm cm mm mm mm

mm2 mm2 mm2

Aanec = Aa' nec = Aa' ' nec =

470 991 991

mm2 mm2 mm2

0.12 0.20 0.35 0.50 0.70 0.90 1.10 1.30 1.70 2.00 2.50 2.80 3.30 4.00 4.50 5.00

M1 / M2 .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..

0.20 0.35 0.50 0.70 0.90 1.10 1.30 1.70 2.20 2.80 3.70 4.10 5.00 6.00 7.00 8.00

2.7

l=

5.43

m

L=

8.68

m

qtrapez = qtriunghi = q G.S. = Lgrinda = qtrapez = qtriunghi = q grinda =

0.835 x 16.17 = 0.75 x 2.713 = 1.040 5.425

13.51 2.03

2.59 0.39 0.300 x 1 x Lgr. = 0.75

t / m2 t / m2

TRAPEZ TRIUNGHI DOUA TRAPEZE DOUA TRIUNGHIURI

3.34 1.14 5.93 1.53

t/m t/m t/m t/m

Calcul placa

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