ha= 550 mm h= 600 bw= 300 mm

ho= 575 mm (Rc) fcd= 15d= 575

kNm kNm kNm kNm kNm kNm kNm kNmNiv. Med-stg As1nec As1 + As2 nec st As2 st - As2 nec dr As2 dr - MRb+ MRb - st MRb - dr

9 37.85 -74.7 37.33 -108.97 37.85 229 763 453 1271 453 1271 125.90 209.72 209.728 44.18 -110.13 48.52 -156.3 48.52 294 763 667 1271 667 1271 125.90 209.72 209.727 53.22 -152.68 59.29 -195.21 59.29 359 763 925 1271 925 1271 125.90 209.72 209.726 67.39 -192.63 96.26 -233.8 96.26 583 1017 1167 1900 1167 1900 167.81 313.50 313.505 105.22 -229.09 127.89 -266.65 127.89 775 1017 1388 1900 1388 1900 167.81 313.50 313.504 137.43 -260.36 153.25 -293.06 153.25 929 1271 1578 2121 1578 2121 209.72 349.97 349.973 162.59 -284.65 170.23 -310.75 170.23 1032 1271 1725 2121 1725 2121 209.72 349.97 349.972 173.45 -295.86 173.31 -314.14 173.45 1051 1271 1793 2121 1793 2121 209.72 349.97 349.971 146.51 -267.66 134.37 -274.29 146.51 888 1017 1622 1900 1622 1900 313.50 313.50 313.50

Armare la moment pozitiv (+) sectiune dublu T

300 ( valoarea de proiectare a rezistentei de curgere a betonului)550 mm

a1= 25 a2= 25 h= 600 mmMomentul capabil pentru momente pozitive (+)

N/mm2

mm2 mm2 mm2 mm2 mm2 mm2

MEd +stg MEd-dr Med +dr MEd + max

As1nec= MEd

+ / fydds fyd= N/mm2 Ra

ds= ( distanta intre axele armaturilor As1 si As2)

MRb= As1fydds

Armare la moment negativ (-) < 2a1

300 ( valoarea de proiectare a rezistentei de curgere a betonului)

550 mma1= 25 a2= 25 h= 600 mm

< 2a1Ma=2bwa2Rc(h0-a2)+Aa2Raha

Ma-stg249.6 74.7 ok 249.6 108.97 ok 249.645172.3 110.13 ok 172.3 156.3 ok 172.27183.0 152.68 ok 183.0 195.21 gresit 183.04291.6 192.63 ok 291.6 233.8 ok 291.555291.6 229.09 ok 291.6 266.65 ok 291.555333.5 260.36 ok 333.5 293.06 ok 333.465333.5 284.65 ok 333.5 310.75 ok 333.465333.5 295.86 ok 333.5 314.14 ok 333.465270.3 267.66 ok 270.3 274.29 gresit 270.26

xu

As2nec= MEd

+ / fydds fyd= N/mm2 Ra

ds= ( distanta intre axele armaturilor As1 si As2)

xu

Ma-dr