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• yasirjuraba

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• Ingeniero civil
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Put data in blue width depth a

Compressive strength Yielding As M spacing Unit wt of soil Unit wt of water Unit wt of concrete

Applied Pw Mw Asmin As use Spacing

For soil Width Depth a ø Ka Ps Mapplied As min

As used spacing

200/fy

Put data in blue ones 0.6 m 4m 0.06 m

Fc

4000 Psi

27579 KN/m2

Fy

60,000 Psi

413685.4 KN/m2

0.0020399979 m2 432.9296262 kN m/m 0.1392158276 5.4795349749 inches c/c ɣs

18 kN/m3

ɣw

9.8 kN/m3

ɣc

24 kN/m3

78.4 kN/m 167.25333333 kN m/m 0.0036 m /m 2

0.0036 m2/m 0.0788888889 m c/c

Areq

0.000788 m2/m

Mu

763.9942 kN m/m

3.10506667 in c/c

0.3 m 3m 0.03 m 32 degree 0.4700807358 38.076539597 60.922463355 0.00135

Areq M

0.000574 143.2489

spacing

0.645848

0.00135 0.2866666667

0.0033333333

11.2832

U.S. rebar size chart Imperial

"Soft"

bar size

metric size

Linear Mass Density lb⁄ft

(kg/m)

Nominal diameter (in)

(mm)

Nominal area (in²)

#2

#6

0.167

0.249 0.250 = 1⁄4

6.35

0.05

#3

#10

0.376

0.561 0.375 = 3⁄8

9.525

0.11

#4

#13

0.668

0.996 0.500 = 4⁄8

12.7

0.2

#5

#16

1.043

1.556 0.625 = 5⁄8

15.875

0.31

#6

#19

1.502

2.24 0.750 = 6⁄8

19.05

0.44

#7

#22

2.044

3.049 0.875 = 7⁄8

22.225

0.6

#8 #9

#25 #29

2.67 3.4

3.982 5.071

1 1.128

25.4 28.65

0.79 1

#10

#32

4.303

6.418

1.27

32.26

1.27

#11

#36

5.313

7.924

1.41

35.81

1.56

#14 #18

#43 #57

7.65 13.6

11.41 20.284

1.693 2.257

43 57.3

2.25 4

14.6

21.775

2.337

59.4

4.29

#18J

25.42059 inches c/c

Nominal area m2

(mm²)

32 0.000032 71 0.000071 129 0.000129 200

0.0002

284 0.000284 387 0.000387 509 0.000509 645 0.000645 819 0.000819 1006 0.001006 1452 0.001452 2581 0.002581 2678 0.002678

Put values in Blue cells T1 T2 T3 L1 L2 h1 L=L1+L2+T2 H=h1+T3 Ht of overburden

0.3 m 0.3 m 0.3 m 1.1 m 0.3 m 3m 1.7 m 3.3 m 0m

Allowable pressure of soil

190 KN/m2

Compressive strength

Fc

Yielding Angle of internal friction

Fy

h/10-h/15 approx H/5-H/10

L=0.4H-0.65H

2 Ton/ft2 4000 Psi

27579

60,000 Psi 35 degrees

Unit wt of soil

ø ɣs

Unit wt of water

ɣw

9.8 kN/m3

Unit wt of concrete Ka

ɣc

24 kN/m3

Ko Psur

18 kN/m3

0.27099 0.426424 0 KN/m

Pw

53.361 KN/m

Ps

41.79377 KN/m

Ms applied

68.95973 KN m/m

Mw

88.04565 KN m/m

Msurcharge

413685.42

0 KN m/m

Asmin

0.000361 m2/m

0.5597211678 in2/m

Asmin

0.000435 m2/m

0.6740815956 in2/m

Asmin

0.00135 m2/m

Asused

0.00135 m2/m

Mapplied

68.95973 KN m/m

MR capacity

143.2489 KN m/m

Area of bars Spacing

0.79 in2 0.377731 m C/C

Ok 0.0005099375 m2 14.8675097862 inches c/c

Heel design Wfound Mfound Vu

71.64 KN /m 103.5198 KN m/m 121.788 KN

Shear design is not required

ɸVc

803.4904

Vs

320.1925 7.115389

spacing spacing spacing Spacing needed

0.15 0.6 0.1

Spacing

KN/m2

27579000 N/m2

KN/m2

F.O.S against sliding Wfill

59.4 KN /m

Wstem

21.6 KN /m

Wheel

12.24 KN /m

Pfill

41.79377 KN /m

Psur

0 KN /m

Fresistance

65.28735

sum of stabil

0.1 m

Bar area

0.000129 Fsliding F.O.S

41.79377 slid

sum of destabil

1.562131

F.O.S against Overturning Movr

41.79377

Mres

83.898

F.O.S

over

2.007428

Sizes (Stability checks) a=

0.783499 m

qmax

77.77289 KN/sqm

qmin

48.20491 KN/sqm

Allowable pressure should be more th If a=l/3 qmax qmin

125.9778 0

if a