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ELEVATIONS

STABILITY

Finish Grade ELEV

3.000

FOSs

TOC ELEV

4.300

FOSo

Bearing Capacity

0.00 > 1.5 0.000 < 0.67

180.00

kPa qa qT (Tank) qF (Footing)

0.00 0.00

Wind Speed V

Reinforcement

93

mph

db (Footing-Horiz)

20

db (Footing-Vert'l)

16

Tank Dimensions DT tw

Horizontal Direction

21,946

mm mm

25.00

rmin

(Horizontal)

0.0025

(Horizontal)

#DIV/0!

(Horizontal)

0.0025

hT

mm

14,630

ract

hL

mm

14,326

rprvd

tp

mm

9.53

hR

mm

0

tR

mm

As =

1.000

TF

mm mm

h1 (above Grade) mm Tg

mm

Cc

mm

mm2

mm2

5027

> #DIV/0!

1800

rmin

(Vertical)

0.0015

nb = 2 x

500

ract

(Vertical)

0.0015

mm2 Provide The Following Rebars: nb = 2 x @ 200 mm 5

1300 25

(Cover)

mm2

Vertical Direction

Ringwall Dimensions hF

#DIV/0! mm

mm2 Provide The Following Rebars: nb = 2 x @ 236 mm 8

9.53

Specific wt

nb = 2 x #### @ As1 = #DIV/0! As2 = 0 As = #DIV/0!

75

h2 (under Grade) mm

500

0

As =

0

As =

2011

@ #### mm

2

mm

>

0

< 450 mm

1. Design Objective To design Ringwall Foundation for Storage Tank, DT =

21,946

mm and hT =

14,630

mm

Y

X

Tank

Tank Wall & Ringwall Fdn.

Z

DT ( Tank Outside Diameter )

Tank Floating Roof

hL

hT

tw

h2

hF

h1

tp

Dbc (Bolt Circle Diameter)

TF

Storage Tank Ringwall Foundation

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253923558.xls.ms_office, Page 3 of 6

Ww + WR

h1

gp hL + gst tb

F = FP + FS hF

FP

h2

FS

TF

Ka gp hL

Ka gs hF

Forces acting on Ringwall

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Ringwall Foundation for Storage Tank With Diameter,

DT =

0

mm

and Height, hT =

0

mm

8. Ringwall Foundation Detailed Sketch

0 f @ 200 mm

Typical for Both Faces of the Wall

h1 h2

8 - 20 mm f

1300 500

hF

1800

Tank Wall & Ringwall FDN

500

TF

Ringwall Details Storage Tank Foundation

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