Strength Analysis of a Wall Panel

Objective: Check of the strength of the wall panel

Task: Check the strength of the section

References: Guide on designing of concrete and reinforced concrete structures made of heavy-weight or lightweight concrete (no prestressing) (to SNiP 2.03.01-84), 1989, p. 32-34.

Initial data file:

Example 12 SNiP.SAV
report – Arbat 12.doc.

Compliance with the codes: SNiP 2.03.01-84*. 

Initial data:

l = 5,8  m	Wall panel span
b×h = 340×1195 mm	Wall panel section sizes
qtot  = 3,93 kN/m2	Total vertical uniformly distributed load
qw = 0,912 kN/m2	Wind load
Concrete class	В3,5; D1100
Class of reinforcement	А-III

ARBAT initial data:

Importance factor  γ_n = 1

Member length 5.8 m
Effective length factor in the XoY plane 1
Effective length factor in the XoZ plane 1
Random eccentricity along Z according to SNiP 2.03.01-84* (Russia and other CIS countries)
Random eccentricity along Y according to SNiP 2.03.01-84* (Russia and other CIS countries)
Structure is statically determinate
Limit slenderness - 200

Section:

b = 340 mm h = 1195 mm a1 = 75 mm a2 = 75 mm	S1 - 2∅10, second row 2∅6 Clear distance between rows 92 mm) S2 - 2∅10, second row 2∅6 Clear distance between rows 467 mm)

 

Reinforcement	Class	Service factor
Longitudinal	A-III	1
Transverse	A-I	1

 

Concrete:

Concrete type: Lightweight
Concrete class: B3,5
Grade by average density: D1100
Aggregate: Artificial dense
Hardening conditions: Natural
Hardening factor 1

Service factor for concrete
γb2	allowance for the sustained loads	1.1
	resulting factor without γb2	1

 

Comparison of solutions:

Check	strength of the section
Guide	74,5/78,4= 0,950
ARBAT	0,953
Deviation, %	0,3 %