slings safety dubai

7/25/2019 Slings Safety Dubai

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CRANE SAFETYSLINGS SAFETY


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OSHA Office of Training & 3

The Users Responsibilities

Rigger

CraneOperator


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Rigging Equipment Slings

Types of slings inlu!e "lloy steel h"in# $ire rope#

met"l mesh# n"tur"l or syntheti fiber rope# "n!

syntheti $eb%

Ch"in &ire rope 'et"l mesh Syntheti


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Sling Inspetion

Inspet slings(

E"h !"y before use

&here ser)ie on!itions$"rr"nt

Remo)e them from ser)ie if!"m"ge! or !efeti)e


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A!"pts to sh"pe of the lo"!C"n !"m"ge by su!!ensho*s+est hoie for hoisting )ery

hot m"teri"ls&hen one lin* in " h"in f"ils#the lo"! $ill ome !o$n%'ust h")e "n "ffi,e! t"gst"ting si-e# gr"!e# r"te!"p"ity# "n! slingm"nuf"turer

Alloy Steel Ch"ins


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'"r*ingsAlloy Steel Ch"in

It must be marked with grade or manufacturer's mark


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Inspetion of Ch"in

'ust be )isu"lly inspete! prior to use%

."y spei"l "ttention to "ny strething

/"ny elong"tion from the origin"l length% The !i"meter of the $orn h"in lin* shoul!

be me"sure! "t the point of the gre"test

$e"r "n! omp"re $ith minimum

"llo$"ble !i"meters in t"bles%


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Ch"in Sling &e"r Ch"rtCh"in Si-e

/inhes0

'inimumAllo$"bleCh"in Si-e/Inhes0

Ch"in Si-e

/inhes0

'inimumAllo$"bleCh"in Si-e/Inhes0

1

234

5

634

7

834

963:;

9


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&ire Rope Slings

Use! to hoist m"teri"ls

Seletion onsi!er"tions(

strength

"bility to ben! $ithoutr"*ing

"bility to $ithst"n! "br"si)e$e"r

"bility to $ithst"n! "buse

Wire roe

Strand

!enter

Wire!ore


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Inspections

Each day before use, the sling, allfastenings and attachments must beinspected by a competent person

Additional inspections performed duringuse, where conditions warrant

Damaged slings must be removed fromservice


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Co)er or blunt protru!ing en!s of str"n!s

.rotru!ing En!s


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&ire Rope Clips

&hen using U>bolt

$ire rope lips to

form eyes# ensure

the ?U? setion is in

ont"t $ith the

!e"! en! of the

ropeThis is the orret metho!

@e"! En!


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Lubri"tion

Regul"rly lubri"te ropes "n! h"ins


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&ire Rope SlingsRemo)e From Ser)ie

If these happen, remove the wire rope sling from service

Crushing

in*ing+ir! C"ging


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Remo)e From Ser)ie

Imme!i"tely remo)e !"m"ge! or

!efeti)e slings from ser)ie


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Type of &ire &ire Rope Sling

@"m"ge

Birdcage damage


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Remo)e From Ser)ie &hen

: bro*en $ires in 9 l"y

2 in one str"n!

Buter $ire !i"meter $orn 932origin"l !i"meter

+ir! "ge! # rushe!# *in*e!


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One complete wrap of a strand around the core

"oe #a$Rope Lay


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@"m"ge! $ire rope

+ro*en Str"n!s

@"m"ge! $ire rope must be t"*en out of ser)ie

Crushe! Rope


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'"r* or o!e tosho$(

N"me or tr"!em"r*

of m"nuf"turer

R"te! "p"ities for

the type of hith

Type of m"teri"l

Syntheti &eb Sling'"r*ings


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Fittings must be(

At le"st "s strong

"s th"t of the sling

Free of sh"rp

e!ges th"t oul!

!"m"ge the

$ebbing

Syntheti &eb Slings

Fittings


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Stithing is the only metho! "llo$e! to "tt"hen! fittings to $ebbing# or to form eyes

Syntheti &eb SlingStithing

Stithing


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Remo)e from ser)ie if"ny of these "re present(

Ai! or "usti burns

'elting or h"rring of"ny p"rt

Sn"gs# puntures# te"rsor uts

+ro*en or $orn stithes

@istortion of fittings

Syntheti &eb Slings >Remo)e from Ser)ie

e"t @"m"ge


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Sling Configur"tions

Sling Angles


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Sling Angles


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Note:A good operating practice is to keep sling angles

from going below 60 degrees

1000 LBS 1000 LBS 1000 LBS 1000 LBS

500

LBS

500

LBS

577

LBS

577

LBS

707L

BS70

7LBS

1000 LBS 1000 LBS

90 60 45 30


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