Hoximum differential settlement across tonk (feet)

where p =

V

K

wind pressure in lb./sq. ft. wind velocity in m.p.h. shape coefficient 1.3 for tanker

Approach velocity

of berthing

tanker to be 1 knot at 10 degrees to face of breasting dolphin.

H

Tank

TANK IOI

101

0-43

102

0-21

103

0.53

104

1.00

man settlement (254 Text)

105

0.34

106

0.03

107

0.02

108

0-06

TANK 103

114

0-06

where E W

=

V

10

leading

100

*

10

capacity Displacement loaded

Beam

TANK 104

WATER TEST

SETTLEMENT OF STORAGE TANKS

DURING

These two curves show the settlemen!

at the two ends of the diameter along

which maximum settlement occured,

65.000 tons

81,300 tons

800 ft. 116 ft. 40 ft.

tonnage

Length

Draft (Loaded)

Side projected area

(Light)

45,000 sq. ft.

End projected area

(Light)

9,000 sq. ft.

Assumptions:

Fig. 5

Wing speed of 63 knots to be used for calculation of wind pressure on tanker and thus onto structure.

Wind speed of 120 knots at an elevation of 40 ft. to be used for cal- culation of wind and wave pressures on structure.

Wind pressure formula:

p = 0.00256 V2. K

Energy to be absorbed by fender system given by formula:

E = 14

*

-

+

W g

V2

+

energy in ft.-tons.

displacement loaded

tonnage of tanker in tons.

component of tanker berthing velocity normal

to dolphin in ft./sec.

g= 32.2 ft./sec./sec.

Energy tangential to breasting dol- phin to be 0.3 of that normal to dol- phin.

Max. pull from mooring line

tons.

Live load:

= 50

Breasting and mooring dolphins

100 lb./sq. ft.

Driveway

either (i) 200 lb./sq.

ft. or (ii) 2 axle loads of 8.5 tons each (including impact) at 10 ft. centres.

Catwalk 150 lb./ft. run. Unloading platform:

(i) load from hose handling

frame, and either

(ii)

200 lb./sq. ft. or

2 axle loads of 8.5 tons each (including impact) at 10 ft. centres placed any- where on the platform.

95

66

衛生潔具

SANITARY WARE

MODERN DESIGN,

FINEST GLAZE,

EASY WATER FLOW,

NON-CRAZING,

NON-WATER ABSORBING.

AVAILABLE IN WHITE

& 5 ASSORTED COLOURS

VICTORY

MADE

IN

CHINA

最新型式 磁質細潔 排水流暢 不亀製

不吸水

五種顏色齊備

THIE -

SOLE AGENTS:-

Sim Lim Co., Ltd.

SINGAPORE. KUALA LUMPUR PENANG, IPOH. SEREMBAN.

總代理:

森林有限公司

新加坡吉隆坡梹城、怡保·芙蓉

Far East Architect & Builder April, 1966

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