Terex RT700 - Apparent Deficiencies - Category II; Apparent Deficiencies - Category III; Monthly Wire Rope Inspection

Whereawireropeisrequiredtoberemovedfromserviceunderthissection,eithertheequipment(asa
whole),orthehoistwiththatwireropemustbetagged-out,inaccordwith1926.1417(f)(1),untilthewire
ropeisrepairedorreplaced.
Critical Review Items
Particularattentionmustbegiventoallofthefollowing:
• Rotation-resistantwireropeinuse.
• Wireropebeingusedforboomhoistsandlufnghoists,particularlyatreversebends.
• Wireropeatangepoints,crossoverpoints,andrepetitivepickuppointsondrums.
• Wireropeatornearterminalends.
• Wireropeincontactwithsaddles,equalizersheavesorothersheaveswhereropetravelislimited.
Monthly Inspection
Eachmonthaninspectionmustbeconductedasstatedunder“ShiftInspection”above.
Inadditiontothecriteriaforshiftinspection,monthlyinspectionsrequirethat:
• Theinspectionmustincludeanydecienciesthatthequaliedpersonwhoconductstheannual
inspectiondeterminesunder1926.1413(c)(3)(ii)mustbemonitored.
• Wireropesonequipmentmustnotbeuseduntilaninspectionunderthisparagraphdemonstratesthat
nocorrectiveactionunder1926.1413(a)(4)isrequired.
• Theinspectionmustbedocumentedaccordingto1926.1412(e)(3)(monthlyinspectiondocumentation).
Apparent Deficiencies – Category II Removal from Service Criteria
• Visiblebrokenwires:
°
 Inrunningwireropes:sixrandomlydistributed
brokenwiresinoneropelayorthreebrokenwires
inonestrandinoneropelay,wherearopelayisthe
lengthalongtheropeinwhichonestrandmakesa
completerevolutionaroundtherope.
°
 Inrotation-resistantropes:tworandomly
distributedbrokenwiresinsixropediametersor
fourrandomlydistributedbrokenwiresin30rope
diameters.
°
 Inpendantsorstandingwireropes:morethantwo
brokenwiresinoneropelaylocatedinropebeyond
endconnectionsand/ormorethanonebrokenwire
inaropelaylocatedatanendconnection.
• Adiameterreductionofmorethan5%fromnominal
diameter.
IfaCategoryIIdeciencyisidentied,operations
involvinguseofthewireropeinquestionmustbe
prohibiteduntil:
• Employercomplieswiththewireropemanufacturer’s
establishedcriterionforremovalfromservice,orwith
adifferentcriterionthatthewireropemanufacturer
hasapprovedinwritingforthatspecicwirerope.
(See1926.1417).
• Thewireropeisreplaced.(See1926.1417),or
• Ifthedeciencyislocalized,theproblemiscorrected
byseveringthewireropeintwo;theundamaged
portionmaycontinuetobeused.Joininglengths
ofwireropebysplicingisprohibited.Ifaropeis
shortenedunderthisparagraph,theemployermust
ensurethatthedrumwillstillhavetwowrapsofwire
whentheloadand/orboomisinitslowestposition.
Apparent Deficiencies – Category III Removal from Service Criteria
• Inrotation-resistantwirerope,coreprotrusionor
otherdistortionindicatingcorefailure.
• Priorelectricalcontactwithapowerline.
• Abrokenstrand.
IfaCategoryIIIdeciencyisidentied,operations
involvinguseofthewireropeinquestionmustbe
prohibiteduntil:
• Thewireropeisreplaced.(See1926.1417),or
• Ifthedeciency(otherthanpowerlinecontact)
islocalized,theproblemiscorrectedbysevering
thewireropeintwo;theundamagedportionmay
continuetobeused.Joininglengthsofwirerope
bysplicingisprohibited.Repairofwireropethat
contactedanenergizedpowerlineisalsoprohibited.
Ifaropeisshortenedunderthisparagraph,the
employermustensurethatthedrumwillstillhave
twowrapsofwirewhentheloadand/orboomisinits
lowestposition.