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Bridge & Roof Co. (I) LTD: - (A Government of India HPCL

This document contains calculations for determining the layout and dimensions of walkways around storage tanks at an HPCL facility in Vizag, India. It includes formulas for calculating various walkway parameters based on the number of sides and radius of the storage tanks. Tables show input tank parameters and resulting walkway lengths for each tank farm. The final table summarizes the total walkway length for each of the 6 tank farms.

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Abhishek Kumar
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98 views3 pages

Bridge & Roof Co. (I) LTD: - (A Government of India HPCL

This document contains calculations for determining the layout and dimensions of walkways around storage tanks at an HPCL facility in Vizag, India. It includes formulas for calculating various walkway parameters based on the number of sides and radius of the storage tanks. Tables show input tank parameters and resulting walkway lengths for each tank farm. The final table summarizes the total walkway length for each of the 6 tank farms.

Uploaded by

Abhishek Kumar
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as XLSX, PDF, TXT or read online on Scribd
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BRIDGE & ROOF CO.(I) LTD.

HPCL
( A GOVERNMENT OF INDIA OWNER:
ENTERPRISES)

PROJECT : FOUNDATION DESIGN FOR HPCL, VIZAG

ORDER NO.: D4003 REV : 0 PREP BY : CHEKD BY: APRVD BY:


A.K - 10.09.2017 J.R - 10.09.2017 J.R - 10.09.2017

NH

R
A

GENERAL LAYOUT OF WALKWAY

A = MINIMUM OFFSET FROM THE CIRCULAR TANK + RADIUS OF THE TANK


A=O + R
H= TOTAL LENGTH OF THE POLYGONAL PART OF WALKWAY
NH = LENGTH OF THE NON- POLYGONAL PART OF WALKWAY

= (180 - 360/n) x 0.5


WHERE n = NO OF SIDES OF THE POLYGON
B= WIDTH OF A SIDE OF THE POLYGON

MATHEMATICALLY:-
B= 2A / TAN
H= n x B
L= TOTAL LENGTH OF THE WALKWAY
L= NH+H

INPUT:-

n= 8
= 67.5 0
= 1.1780972 radians
RADIUS MINIMU
TANK OF THE M
NH (IN
TANK NO. FARM TANK OFFSET A (IN M) B (IN M) H (IN M) L (IN M)
M)
NO. ( R ) (IN (O) (IN
M) M)

701-T-102A TF-01 33 5.575 38.575 31.957 255.656 27.33 282.986

701-T-102B TF-01 33 5.875 38.875 32.205 257.64 27.03 284.67

701-T-101A TF-02 24 4.64 28.64 23.726 189.808 27.836 217.644

701-T-101B TF-02 24 4.652 28.652 23.736 189.888 27.836 217.724

701-T-101C TF-03 24 4.64 28.64 23.726 189.808 27.836 217.644

701-T-101D TF-03 24 4.64 28.64 23.726 189.808 27.836 217.644

701-T-101E TF-03 24 4.64 28.64 23.726 189.808 27.836 217.644

701-T-103A TF-04 24 4.64 28.64 23.726 189.808 27.836 217.644

701-T-103B TF-04 24 4.64 28.64 23.726 189.808 27.836 217.644

701-T-103C TF-04 24 4.64 28.64 23.726 189.808 27.836 217.644

701-T-105A TF-05 20.5 4.366 24.866 20.6 164.8 15.5 180.3

701-T-105B TF-05 20.5 4.366 24.866 20.6 164.8 15.5 180.3

701-T-104A TF-06 20.5 4.366 24.866 20.6 164.8 15.5 180.3

701-T-104B TF-06 20.5 4.366 24.866 20.6 164.8 15.5 180.3


701-T-104C TF-06 20.5 4.366 24.866 20.6 164.8 15.5 180.3

HENCE, THE LENGTH OF THE WALKWAY OF DIFFERENT TANK FARM CAN BE TABULATED AS
FOLLOWS:-

TANK FARM LENGTH OF


NO. WALKWAY (IN M)
TF-01 567.656
TF-02 435.368
TF-03 652.932
TF-04 652.932
TF-05 360.6
TF-06 540.9

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