Load Combinations

Unit weight of concrete = 25

Unit weight of Bricks = 19

Unit weight of Flooring = 24

Unit weight of Brick Coba = 20

Unit weight of Screed = 16

Typical Floor height = 2.9

Thickness of roof slab'D' = 0.125

Thickness of Flooring = 0.04

Typical depth of down beam = 0.3

= 0.065

Seismic Loads in X and Z directions (Load case 1,2 in staad file)

i Considering Zone III

ii Importance factor of 1.0

iii Response Reduction Factor of 5

iv Considering Dead load and 25% of live load at all Floors and Zero live load at TERRACE

Dead Loads(Load case 3 in staad file)

i Load of 9" thick brick wall = #NAME? = 11.362

Say = 12

ii Load of 4.5" thick brick wall = 12.673/2 = 6.3365

Say = 6.5

iii Dead load of Slab and flooring = = 4.085

Say = 4.1

iv Dead load of slab and Brick coba = = 4.425

Say = 4.5

v = = 7.925

Thickness of brick Coba on the top of slab at exposed roofs

(0.125* 25)+(0.040* 24)

(0.125* 25)+(0.065* 20)

Dead load of slab and Depressed fill in toilets

(0.125* 25)+(0.300* 16)

Say = 8

vi = = 8.775

Say = 9

vii = 9*1.35/2 = 6.075

say = 6.1

Live Loads(Load case 4 in staad file)i Live loads in Rooms = 2

ii Live loads in corridors and stairs = 3

iii Live loads on Roofs = 1.5

iv Live load in Toilets = 2

Load combinations(Load case 5-23 in staad file)

5 1x(Dead Load+live load)

6 1.5x(Dead Load+live load)

7 1.5x(Seismic load in X direction + Dead Load)

8 1.5x(Seismic load in (-ve)X direction + Dead Load)

9 1.5x(Seismic load in Z direction + Dead Load)

10 1.5x(Seismic load in (-ve)Z direction + Dead Load)

11 1.2x(Seismic load in X direction + Dead Load + Live load)

12 1.2x(Seismic load in (-ve)X direction + Dead Load + Live load)

13 1.2x(Seismic load in Z direction + Dead Load + Live load)

14 1.2x(Seismic load in (-ve)Z direction + Dead Load + Live load)

15 (1.5xSeismic load in X direction) + (0.9xDead Load)

16 (1.5xSeismic load in (-ve)X direction) + (0.9xDead Load)

17 (1.5xSeismic load in Z direction) + (0.9xDead Load)

load due to balconies(1350mm projected)

(1.35)*(4.5+2)

Moment due to balconies(1350mm projected)

18 (1.5xSeismic load in (-ve)Z direction) + (0.9xDead Load)

LOAD COMB. FOR FOUNDATION DESIGN (EQ+DL+LL) WITH 25 % PERMISSIBLE INCREASE

19 0.8x(Seismic load in X direction + Dead Load + Live load)

20 0.8x(Seismic load in (-ve)X direction + Dead Load + Live load)

21 0.8x(Seismic load in Z direction + Dead Load + Live load)

22 0.8x(Seismic load in (-ve)Z direction + Dead Load + Live load)

23 1x(Dead Load+live load)

KN/m3

KN/m3

KN/m3

KN/m3

KN/m3

m

m

m

m

m

Considering Dead load and 25% of live load at all Floors and Zero live load at TERRACE

KN/m

KN/m

KN/m

KN/m

KN/m2

KN/m2

KN/m2

KN/m2

KN/m2

KN/m2

KN

KN

KNm

KNm

KN/m2

KN/m2

KN/m2

KN/m2

LOAD COMB. FOR FOUNDATION DESIGN (EQ+DL+LL) WITH 25 % PERMISSIBLE INCREASE

Disfor() Example:

x= 0.5

y = 12

z = 23

a= #NAME? Formul in B7 is

= 13.42 =disfor(B8)

b = #NAME? Formul in B10 is

= 309.5 =disfor(B11)

c = #NAME? Formul in B13 is

= #NAME? =disfor(B8)&" + "&disfor(B11)

= 322.9

Formul in B14 is

=disfor(B15)