Eccentric Footing With Strap Beam

Compressive Strength of Concrete Yield Strength of Steel Unit Weight of Concrete Allowale !earing Capacit" $%terior Col&mn 'imension( C1 $%terior Col&mn 'imension( C# *nterior Col&mn 'imension( C1 *nterior Col&mn 'imension( C# +otal Service ,oad( $%terior Col&mn +otal -actored ,oad( $%terior Col&mn +otal Service ,oad( *nterior Col&mn +otal -actored ,oad( *nterior Col&mn 'istance !etween Col&mns

4 60 0.15 #.#04 1) #4 #4 #4 1#0 1)0 15 ##0 1#

Foundation +hic/ness of -ooting $%terior Col&mn -ooting( -1 $%terior Col&mn -ooting( -# *nterior Col&mn -ooting( -1 *nterior Col&mn -ooting( -# Width of Strap !eam 'epth of Strap !eam Cover Self Weight of -ooting( $%terior Self Weight of -ooting( *nterior Self Weight of Strap !eam

15 ) .5 11 ) .5 ) .5 0 #4 # 1.5 1.55 

Dimensioning 2e3&ired +otal Area Area of $%terior -ooting Area of *nterior -ooting +otal Area Stat&s $ccentricit" of ,oads $ccentricit" of Areas ercentage 'ifference

1.)5 .5 #.#5 165.5 OK  .)4 .6 1.5

Stat&s

OK 

Bearing Pressure Service !earing ress&re Stat&s -actored !earing Capacit"

#.0# OK  #.0

Moment Design Exterior Footing 'esign oment 2oh inim&m 2oh 2oh rovided As !ar  Spacing

#4.4# 0.00# 0.001) 0.00# 0.4# 4 5.5

'istri&tion Steel !ar  Spacing

0.#)0) 4 ).5

Interior Footing 'esign oment 2oh inim&m 2oh 2oh rovided As !ar  Spacing

14.#) 0.0016 0.001) 0.001) 0.#)0) 4 ).5

/si /si /cf  /sf  in in in in /ips /ips /ips /ips ft

in ft ft ft ft in in in /ips /ips /ips

s3.ft s3.ft s3.ft s3.ft ft ft 7

$%t. Col Arm d e%t A A

*nt. Col Arm d int A

/sf  !ar /sf

/ft

s3.in8ft in s3.in8ft in

/ft

s3.in8ft in

Area  4 5

0.11 0.# 0.1

6  )  10 11

0.44 0.6 0. 1 1.# 1.56

4.#5 1 0.# 0.#

.#5 1 0.#