Detailed Design Calculations of 132kv Transformer Foundation 1

CALCULATIONS FOR Documental No.: ·

CONTENTS

1


1. SCOPE This documents coverts the analysis and design of the 132k TRANSFOR!ER FONDATION in "##k DERA $%A&I '%AN SU(STATION E)TENSION PRO*ECT .

2. REFERENCE DOCU!ENTS ⅰADB-53-2010-12-01 !"#$DAT%"$ &'A$ A$D D(TA%') "! 132*+ T,A$)!",(, A$D !%,( A''

3. CODE + STANDARDS ⅰ #B 1// #niform Building ode  A%-31-0 Building ode ,euirements for ,einforced oncrete 4 A%-315 )tandard &ractice for Detailing ,einforced oncrete )tructures

,. SOFT-ARE USED ⅰ A#T"AD 200 for draing 6re6aration.  %,")"!T (7(' 200 for design of )la8s9!ootings. 4 )TAAD &ro +i for )tructural Analysis and Design.

". !ATERIALS ".1 STRUCTURAL CONCRETE ⅰ om6ressive strength f :c ;20 &a < 28 days Cylinder Strength=  #nit eight;2> *$9m3 4 odulus of (lasticity (c;2>0 &a ".2 (LINDIN$ Concete om6ressive strength of 8linding concrete is 1>&a. 2


".3 REINFORCIN$ STEEL )teel for main ? secondary reinforcement shall 8e hot rolled deformed mild steel 8ars and shall com6ly ith A)T A@15 ith characterstic strength of 25$9mm2 （rade >0（. "., SOIL #nit eight of soil a8ove ater ta8le is 1.5*$9m3

/. DESI$N PARA!ETERS )tructural analysis ? design has 8een carried out considering a reinforced concrete all9foundation system resisting hole of the lateral forces. The folloing data has 8een considered in the design of Transformer foundation and !ire all. 'oads for transformer foundation;eight of transformer  self eight of over 8urden soil ? foundation  'oads for fire all;)elf eightC ind load and seismic load.  ind +elocity;50m9s ind stagnation 6ressure;1.53*$9m2 %m6ortance factor;1.0 

%e0t

Ce

C5

kN7m24

m4

  

Pe66ue

>

0.@2

1.3

1.25

@

0.@

1.35



0.2

1.>5

10

0.0

1.@0

Alloa8le Bearing a6acity;1.10T9ft2;110*$9m2. )eismic one factor;0.2 There is 6otential of liuefaction in this area due to the 6resence of high ater ta8le. 3


8. LOAD CASES AND LOAD CO!(INATIONS All the 8asic loads and load com8ination shall 8e as 6er #B-/ and A%-31.

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3D ,endered +ie

5


)tructural Dimensions

@


$ode $um8ers




&late $um8ers




'oadings

/

Detailed Design Calculations of 132kv Transformer Foundation 1

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