DS-08 - Strip Raft With Beam

8/16/2019 DS-08 - Strip Raft With Beam

1/21

Foundation Design

Combined footing / Strip Raft with Beams

2145 KN

2185 KN

2313 KN

2526 KN

2530 KN

955 KN

2.62 m

3.23 m

3.23 m

4.43 m

2.76 m

8.28 m

12654 KN

Self weight of footing = 10% of column loa = 1265.4 KN

!otal loa = " # $elf weight of footing = 13919.4 KN

200

&ea of footing = !otal 'oa ( S)* 69.60

2.62 m

0.5 m

Sl.No.

column loa$ along the g&i f&om STAAD nal+$i$.

'oa on ,column *1- =

1


2

'oa on ,column *3- = 3


4


5


6

/i$tance etween column$ 1 =

2 =

3=

4 =

5 =

*.. of loa f&om column *1 = ,

2

1- #

3 ,

2 #

1-#

4

, 3#

2 #

1- #

5 ,

4 #

3 #

2 #

1- #

6,

5 #

4 #

3 #

2#

1- ( ,

1 #

2#

3#

4 #

5 #

6-

*olumn loa ,"- = 1 #

2 #

3##

6 =

S)* = .,!(m2- 9.807 KN(m2

m2

!otal i$tance etween col *1 *

2

. . . .load to oinide.Seleta- ooting off$et on left $ie of column a

1

1 2 3

1

2

a1

a2

*1 *2 *3

*

'+(2

'+

4 5 6

*4

*5

*6

3 4 5


2/21

Foundation Design

Combined footing / Strip Raft with BeamsSl.No.

0.5 m

17.27 m

4.03 m

181.82

S)* 200 #ene Safe

*onc&ete g&ae 25

&ae of $teel 415

*lea& coe& 50 mm

/ia of &o 16 mm

$$ume /eth 150 mm

92 mm

$$ume :aft eam $i;e = 300 mm

/ = 300 mm

*olumn $i;e = 450 mm

= 600 mm

Slab shall be designed as antile$er

1.71 m

267 KN


3/21

Foundation Design


"&oie mm c(c

15 Design of strip raft beam

ith of eam ,- 600 mm

/eth of eam ,- 800 mm

*lea& coe& 50 mm

/ia of &o 16 mm

Affectie eth =,/eth


4/21

Foundation Design


1.49

0.54

5.72 Kn (cm

"&oie $hea& &einfo&cement

Shea& $t&e$$ ,τ- = C 103 ( N(mm2

llowale $hea& $t&e$$ f&om tale τc N(mm2 , tale 61

S"16- N(mm2

Cu$ ( = ,τ < τc- ( 1000

?inimum $hea& &einfo&cementD ?aimum $acing of $hea&&einfo&cement an $@in &einfo&cement if nece$$a&+ $hall ecalculate an to e $uital+ inco&o&ate a$ etaile in&ectangula& eam e$ign.

/ue to $ite conition *.. of loa *.. footing i$ not aleto coincie ?am ?inm &e$$u&e$ ue to column loaecent&icite$ $hall e comute. !he comute maimum

an minimum &e$$u&e $houl not ecee the S)* of $oilan the&e $houl not e an+ negatie &e$$u&e on footing.


5/21

Sto&+ "oint 'oa E B ? ?E ?B

)SA 1 '!''1 36.37 29.21 605.89


6/21

)SA 14 12'!F 26.21


7/21

)SA 23 12'!1


8/21

)SA 32 '!AFE 49.6


9/21

)SA 41 '!AF 8.15


10/21

)SA 50 '!''1


11/21

)SA 58 12'!FE


12/21

)SA 67 12'!F 19.44


13/21

)SA 76 12'!1


14/21

)SA 85 '!AFE


15/21

)SA 94 '!AF 18.46


16/21

)SA 103 '!''1


17/21

)SA 111 12'!FE


18/21

)SA 122 12'!F


19/21

)SA 131 12'!1


20/21

)SA 140 '!AFE


21/21

)SA 150 '!AF

DS-08 - Strip Raft With Beam

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