Table Romania 4
The Cw seismic coefficient for non-structural elements

Type of member

Cw

The direction of the seismic load Sw

Non-structural walls

ks

normal to member surface

Parapets, cantilever walls

3 ks

normal to member surface

Suspended ceilings

ks

normal to member surface

Internal and external ornaments, statues, low towers and chimneys

4 ks

any direction

Cornices and other low importance cantilevers, tanks placed on buildings

2.5 ks

any direction

 

 

Table Romania 5

The increasing factors of internal forces for members with stress concentration or reduced ductility

Type of member

Efforts
increasing
factor

Joints between prefabricated elements with transmission of internal forces through welding

1.5

Brick masonry or reinforced concrete structural walls, except their coupling beams (for shear force analysis)

Floors over ground floor for stiff structures with flexible ground floor

Abutment anchoring and fixing bolts

2.0

Prestressed joints between reinforced concrete prefabricated elements

Columns at the flexible level of stiff structures (columns of silo unit bottom cross-cut, columns supporting structural walls)

3.0

 

 

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