O Dimensionar e Detalhar as Lajes L1, L2 e L3
Por: Karine Elise • 3/4/2023 • Artigo • 1.801 Palavras (8 Páginas) • 158 Visualizações
DISCENTES: ANA PEIXOTO, HELENA E KARINE
CONCRETO ARMADO II
DIMENSIONAMENTO DE LAJE MACIÇA
Dimensionar e detalhar as lajes L1, L2 e L3
DADOS
CAA I
Fck = definir entre 20 e 30 MPa
Cobrimento = 2 cm
Aço CA – 50[pic 1][pic 2][pic 3][pic 4]
CARGAS DISTRIBUIDAS NAS LAJES
L1 – sacada
L2 – sala
L3 – cozinha integrada
Cargas permanentes e acidental (cargas variáveis) considerar a NBR 6120/2019
Revestimento de pisos de edifícios residenciais (7cm)
Forro em gesso acartonado (teto do pavto inferior)
Carga no bordo da laje L1 para o guarda-corpo: 1,95 KN/m[pic 5][pic 6][pic 7][pic 8][pic 9][pic 10][pic 11]
[pic 12]
VÃOS E VINCULAÇÕES[pic 13]
L1 [pic 14]
[pic 16][pic 15]
L2 [pic 17]
[pic 19][pic 18]
[pic 21][pic 22][pic 20]
[pic 24][pic 23]
L3 [pic 25]
[pic 27][pic 26]
[pic 29][pic 28]
[pic 31][pic 32][pic 30]
[pic 33]
[pic 34][pic 35][pic 36][pic 37][pic 38][pic 39][pic 40][pic 41][pic 42][pic 43][pic 44][pic 45][pic 46][pic 47][pic 48][pic 49][pic 50][pic 51][pic 52][pic 53][pic 54][pic 55][pic 56][pic 57][pic 58]
[pic 59][pic 60][pic 61][pic 62][pic 63][pic 64][pic 65][pic 66][pic 67][pic 68][pic 69][pic 70][pic 71][pic 72][pic 73][pic 74][pic 75][pic 76][pic 77][pic 78][pic 79][pic 80][pic 81][pic 82][pic 83][pic 84][pic 85][pic 86][pic 87][pic 88][pic 89][pic 90][pic 91][pic 92][pic 93][pic 94][pic 95][pic 96][pic 97][pic 98][pic 99][pic 100][pic 101][pic 102][pic 103][pic 104][pic 105][pic 106][pic 107][pic 108][pic 109][pic 110][pic 111][pic 112][pic 113][pic 114][pic 115][pic 116][pic 117][pic 118][pic 119][pic 120][pic 121][pic 122][pic 123][pic 124][pic 125][pic 126][pic 127][pic 128][pic 129][pic 130][pic 131][pic 132][pic 133][pic 134][pic 135][pic 136][pic 137][pic 138][pic 139][pic 140][pic 141][pic 142][pic 143][pic 144][pic 145][pic 146][pic 147][pic 148][pic 149][pic 150][pic 151]
CARGAS[pic 152]
g = permanente
q = acidental
[pic 153][pic 154][pic 155][pic 156]
[pic 157]
[pic 158]
L1 [pic 159][pic 160][pic 161][pic 162][pic 163][pic 164][pic 165][pic 166][pic 167][pic 168][pic 169][pic 170][pic 171][pic 172][pic 173][pic 174][pic 175][pic 176][pic 177][pic 178][pic 179][pic 180][pic 181][pic 182][pic 183][pic 184][pic 185]
Ptotal = 6,90 KN/m²
Q = 1,95 KN/m[pic 186][pic 187][pic 188][pic 189][pic 190][pic 191][pic 192][pic 193][pic 194][pic 195][pic 196][pic 197][pic 198][pic 199][pic 200][pic 201][pic 202][pic 203]
L2[pic 204]
Ptotal = 6,90 KN/m²
L3[pic 205]
Ptotal = 6,90 KN/m²
CALCULO DOS MOMENTOS[pic 206]
L1[pic 207]
Laje armada em uma direção cálculo como viga[pic 208]
Q = 1,95 KN/m
P = 6,90 KN/m² [pic 211][pic 212][pic 209][pic 210]
[pic 213]
L2[pic 214]
Bidirecional = processo de Marcus
Ly = 535[pic 215][pic 216][pic 217][pic 218][pic 219][pic 220][pic 221][pic 222][pic 223][pic 224][pic 225][pic 226][pic 227][pic 228][pic 229][pic 230][pic 231][pic 232]
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