Free Span Correction Method

Document No : 4211188-PL-ES-0017

APPENDIX 1 TYPE OF SUPPORT (1 PAGE)

Revision

0

Date

31-March-08

Page

Page 13 of 20

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Document No : 4211188-PL-ES-0017 Revision

0

Date

31-March-08

Page

Page 14 of 20

APPENDIX-I lSm

250

~r=

!-------------! .

3Dr+l.5e

1 £m.J.

SINGL£: PVRAI.4tD SHAPE SUPPORT

m2

SINGLE BAG SUPPORT

LEGEND Dr ·Outside Diameter of Pipeline including Concrete Coating (Total outside Diameter) e • Max. Scour Depth

1&

Document No : 4211188-PL-ES-0017 Revision

0

Date

31-March-08

Page

Page 15 of 20

APPENDIX 2 TYPICAL SUPPORT ARRANGEMENT FOR FREE SPAN CORRECTION (3 PAGES)

1&

MlJDLE SUPPORf

~

e><

GROUl BAG JOINT No, ___ _

.-·.-.--_,_.;

~--.

----

t~

-

PIPWNE DESIGNATION : - - - - WIN: 4493ALLOWABL£ SPAN(lo) : _ _ _ __ CIRCUlAR

~... CONCRETE COAliNG

NOTE:'8' SHOULD BE .( 3 Dr where Or

TYPE

T

mm~nc~

TRAPEZOIDAl

= OUTSIDE

OIAMETER OF PIPELINE INCLUDING CONCRETE COATING

., 11.1

co (I)

IF 'A' ~ 2/3 Lo THEN THE MIDDLE SUP?ORT IS NOT REQUIRED WHERE La IS THE ALLOWABLE SPAN,

0

11.1

APPENDIX -2 TYPICAL SUPPORTING ARRANGEMENT FREE SPAN CORRECTION FORM-1 SCOURING UNDER PIPELINE

8 : --------------------------

(I)

!!!: 0 ::::!

L --------------------------------

e -------------------------------A --------------------------------

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c:: 3(I)

....::::! z

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w __.

s::

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Dl

.....

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M --------------------------------

O'l

N : ------------------------------

N 0

0

0

I

Cl 0

co

No. Of GROUT BAGS USED. : ------------

~

N __.

__. __.

co co I

""0

r

r'(f)n 60

__.

SUPPORTING AARAGEMENf : - - - - - - - - - - -

--J

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~ t-~-1 JOINl NO.

~

0

~

'

PIPELINE DESIGNATION : _ _ _ __ WIN: 4493-

~--------w-----

ALLOWABLE SPAN{la): - - - - -----

CIRCULAR

@r~ - A & 8 SHAll N
TRAPEZOIDAl

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APPENDIX -2 CONT'D TYPICAL SUPPORTING ..~RRANGEMENT FREE SPAN CORRECTION FORM-2 SCOURING UNDER SADDLE BLOCK

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CD

0

Ill

!D

--------------------------------

€

--------------------------------

A -------------------------------8 --------------------------------

or GROUT BAGS USEO.:

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CD

< iii"

0 0 0

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No.

,

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600

N .... .... .... 00 ~

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Document No : 4211188-PL-ES-0017 Revision

0

Date

31-March-08

Page

Page 18 of 20

APPENDIX-2

IF L

< 2m GROUT BAG SUPPORT IS NOT REQUIRED

IF L

>

2m GROUT BAG SUPPORT IS REQUIRED AS ILLUSTRATED BELOW.

L 1 SHALL NOT EXCEED 2m

FIELD JOINT

L SEA SED SCOURING PIPELINE DESIGNATION WIN:

4493-

ALLOWABLE SPAN : CIRCULAR

CONCRETE COATING

iYPE

@)t~

T mm/ineh

TRAPEZOIDAL

@\~ w

L : ----------------------------

L1:

e : --------------------------No. OF GROUT BAGS USEO.

APPENDIX -2 Cont' d

TYPICAL SUPPORTING ARRANGEMENT FREE SPAN CORB,~CTION FORM -3 SCOURING UNDER RISER

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Document No : 4211188-PL-ES-0017 Revision

0

Date

31-March-08

Page

Page 19 of 20

APPENDIX 3 GROUT BAG INSTALLATION DATA I REPORT FORM

(1 PAGE)

1&

L!NE NO.: _ _ _ _ _ _ __

APEENDIX-3 CROUT 8AG INSTAllA]QI';j DATA/REPORT FORM

WIN NO. : - - - REPORT NO.

WATER DEPlll

DATE: _ _ _ __

CONCRETE THiCXNESS/lYPE (SEE APPENOIX-2) - CIRCUlAER (1) : - - - - TRAPEZOIDAl H : W: - - - BAlCH NO.

GROUT DETAILS

f'UMPlt-G TillE LOCATION EXCESSNE SPAN

HRS: MINS

OENSITY~.G N/C PRESS START STOP FROM DAS SCOUR OR FROM DEPTH :Dg ~ATIO Psi US/ZK e (M) (Lbs/ !sEE FJ (NS) USA EON 1

GAL)

BELOW

BAG

SIZE (M)

SAG-INFLATED DlMS-(M)

BAG!>

SLOPE

ANGLE

INSTALLED SUPPORTS.

REMAAKS

HEIGHT HEIGHT BEARING ~PWE·· (De g) NO<: SPACING VENT LENGTH EMBEDMENT LENGTH LXWXH INJ. (M) SIDE SIDE (M) (1.1) XWIOTH M

SPAN

.

..

.

i:J

Ill

cc

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CD

0

II

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0 0

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3

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0 lJ

I

• TEST CUBE : GIVE: BATCH No., OAILY REPORT No. FOR THE CUeES u SEE APPENDIX l INDICATING SUPPORTING ARRANGEMENT - 0.33 1) W/C RATIO R 5.77 Dg - 8.61

Ill tO
UJ

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00 00 I

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