Тест 2.2 Reinforced concrete floor slab under distributed load

Verification of the LIRA-FEM software / Тест 2.2 Reinforced concrete floor slab under distributed load / Analytical solution: C.N.I.I. of N.I.I.J.B Gosstroy of the USSR. Design Guide for Concrete and Reinforced Concrete Structures of Heavy and Light Concrete without Reinforcement Prestressing (to SNiP 2.03-84), Moscow, 1986, p. 139.



Тест 2.2  Reinforced concrete floor slab under distributed load

Analytical solution: C.N.I.I. of N.I.I.J.B Gosstroy of the USSR. Design Guide for Concrete and Reinforced Concrete Structures of Heavy and Light Concrete without Reinforcement Prestressing (to SNiP 2.03-84), Moscow, 1986, p. 139.

Geometry:


l = 3.1 м;
b = 1 м;
h = 0.12 м;
h0 = 0.105 м.

Material characteristics:
B25 grade heavy concrete: Еb = 2.7 х 104 МPа, Rbt,ser = 1.6 МPа, ν = 0.2.
Stretch reinforcement of the class А-II: ЕS = 2.1 х 105 МПа;
armature area: AS = 393 мм2.

Boundary conditions: Free support on the short sides.

Stresses: Uniformly distributed load q = 7 кН/м2.

CALCULATION RESULTS:

Point

The desired value

Analytical solution

Calculation results (LIRA)

Uncertainty,%

l/2

Deflection δ, мм

13,5

12,412

8,06

М, kNm

8,4

8,46

0,71

Limit torque М, тм

1,145

1,2

4,8

Preview image: Array

FILES
Text file
Source data text file for PC LIRA-SAPR 2011: download

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