ELEVATIONS STABILITY Bearing Capacity3.000 FOSs 0.00 > 1.5 qa kPa 180.00

4.300 FOSo 0.000 < 0.67 (Tank) 0.00

(Footing) 0.00

Wind Speed

V mph 93 Reinforcement (Footing-Horiz) 20 (Footing-Vert'l) 16

Tank Dimensions

mm 21,946 Horizontal Direction

mm 25.00 (Horizontal) 0.0025 = 2 x ### @ #DIV/0! mm

mm 14,630 (Horizontal) #DIV/0! = #DIV/0!

mm 14,326 (Horizontal) 0.0025 = 0

mm 9.53 = #DIV/0!

mm 0 Provide The Following Rebars:

mm 9.53 = 2 x 8 @ 236 mm

Specific wt 1.000 As = 5027 > #DIV/0!

Ringwall Dimensions Vertical Direction

mm 1800 (Vertical) 0.0015 = 2 x 0 @ ### mm

mm 500 (Vertical) 0.0015 As = 0

mm 1300 Provide The Following Rebars:

Tg mm 25 mm 500 = 2 x 5 @ 200 mm

Cc mm (Cover) 75 As = 2011 > 0

Finish Grade ELEV

TOC ELEV qT

qF

db db

DT

tw rmin nb

hT ract As1 mm2

hL rprvd As2 mm2

tp As mm2

hR

tR nb

mm2

hF rmin nb

TF ract mm2

h1 (above Grade)

h2 (under Grade) nb < 450 mm

mm2

document.xls, Page 2 of 7

1. Design Objective

21,946 mm 14,630 mmTo design Ringwall Foundation for Storage Tank, DT = and hT =

X

Z

Y

Tank Floating Roof

tw

hL

hT

hF

h1

h2

TF

Storage Tank Ringwall Foundation

tp

TankTank Wall & Ringwall Fdn.

DT ( Tank Outside Diameter )

Dbc (Bolt Circle Diameter)

document.xls, Page 3 of 7

document.xls, Page 4 of 7

hF

h1

h2

TF

Forces acting on Ringwall

Ka gp hL Ka gs hF

FP

FS

F = FP + FS

gp hL + gst tb

Ww + WR

document.xls, Page 5 of 7

Forces acting on Ringwall

document.xls, Page 6 of 7

Ringwall Foundation for Storage Tank With Diameter, 0 mm 0 mm

8. Ringwall Foundation Detailed Sketch13

00

1800 20

8

500

0 200

500

DT = and Height, hT =

f @ mm Typi

cal f

or B

oth

Face

s of

the

Wal

l

hF

h1

h2

TF

Ringwall Details Storage Tank Foundation

-

mm

f

Tank Wall & Ringwall FDN

document.xls, Page 7 of 7

Ringwall Details Storage Tank Foundation