5.1 With Notes Final

7/25/2019 5.1 With Notes Final

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TRP Chapter 5.1 1

Chapter 5.1

Hazardous waste handling and

storage



TRP Chapter 5.1 2

Links in an integrated in hazardous

waste management system

Storage

Collection/

Transportation

Disposal



TRP Chapter 5.1 3

Storage site selection

n!site storage"• #n waste generator premises

• $ot su%&ect to 'looding

• (way 'rom manu'acturing/processing areas

• (way 'rom employee acti)ities

''!site storage"

• $ot su%&ect to 'looding

• (way 'rom residential area• #deally in industrial area

• *ood access to pu%lic in'rastructure egroads+ emergency ser)ices



TRP Chapter 5.1 4

• ,inimise risk o' e-plosion or unplanned releases

• eep incomati%le wastes separate

• $ot 15m 'rom site %oundary 0where possi%le

• (way 'rom 'oot 2 )ehicular tra''ic

Storage site design criteria 1

.

• #mpermea%le %ase material

• Leak and spill containment

Source: David C Wilson



TRP Chapter 5.1 5

Storage site design criteria 3

• 4rotection 'rom climate

• *ood )entilation

• Limit height o' stacked containers

• ye wash station

• 4ro)ide drainage system or ele)ate

• (dsor%ent material 'or spills

• 6e!packaging area

• Comply with regulations



TRP Chapter 5.1 6

Hazardous waste compati%ility 1

• $eed compati%ility %etween" • waste 2 container

• wastes stored together

• wastes stored close to each other

• wastes 2 en)ironment

Compati%ility 7 the a%ility o' two or more

materials to e-ist in close association with

each other without the 'ormation o' harm'ul

chemical or physical reactions


http://slidepdf.com/reader/full/51-with-notes-final 7/23TRP Chapter 5.1 7

Hazardous waste compati%ility 3

Source: UK DoE (1988) Waste Management a!er "o #$



8ndesira%le reactions to mi-ing

incompati%le wastes*eneration o' heat %y chemical reaction

(lkali metals+ metal powders *eneration o' to-ic gases

Hydrogen cyanide+ hydrogen sulphide *eneration o' 'lamma%le gases

Hydrogen+ acetylene *eneration o' gases

$itrogen o-ides+ chlorine+sulphur dio-ide Dissolution o' to-ic compounds

Hea)y metals+ comple-ing agents



• Storage should %e 'or as %rie' a period as possi%le

• 4ermitted temporary storage duration )aries 'romcountry to country

9estern urope"• Typically 3: or ;< days

8S("• 8p to ;< days 'or large =uantity generators

• 8p to 1:< days 'or small =uantity generatorsSome uropean countries and >ar ast"

• #nde'inite period allowed

Duration o' hazardous waste storage



Long term storage

• >or longer term storage+ di''erent controls needed

• #' storage may %e inde'inite+ controls should %e

similar to those 'or 'inal disposal 'acilities

• Long term storage may %e a practical solution tothe pro%lem o' a shortage o' hazardous waste

treatment and dsiposal 'acilities

• #mportant to a)oid ?storage@ %ecoming an e-cuse

'or uncontrolled disposal



Types o' storage

• Containerised

• Aulk li=uids in

tanks

• Aulk solids in%unkers+ silos+

skips

Source: Sa%e &a'ardous aste management sstems *SW+ #,,#



• ,ust %e inert and not react with the hazardous waste

• ,ust %e a%le to a%sor% impact

• ,aterials which can %e used include"

• Steel• (luminium• $atural 9ood• 4lywood• 6econstituted wood

4ackaging materials

• >i%re%oard• 4lastic material• Te-tile

• ,etal 0other than steel or aluminium• *lass or stoneware



• Aags

• Ao-es

• Drums

• Berrycans

• Com%ination packaging

• Composite packaging

Types o' containers

Source: Sa%e &a'ardous aste management sstems *SW+ #,,#



Container selection criteria

•#nert will not react with contentsis imper)ious to attack 'rom contents

•6o%ust and a%le to a%sor% impact

•*ood condition+ 'ree o' leaks+ structural de'ects or rust+ clean

•(%le to %e kept closed e-cept when waste material %eing added

or remo)ed

•Contents will not escape in normal handling

•Suita%le 'or =uantity/)olume o' wastes ! not o)er 'illed



Drums and cans

Drums"

• 6econditioned drums are cheaper than new ones

• #nspect =uality and type o' drum

Cans"

• 8se'ul 'or )ertical 'ree space

4otential pro%lems"• #ncrease in disposal cost

• #ncrease in handling risks



Tanks

• Suita%le 'or storage o' %ulk material

• ''er rigid and integral containment

• asy to inspect

• Suita%le 'or %ulk materials handling systems eg

pipelines+ %elt con)eyors



,arking and la%elling

Source: 8.S. D4(6T,$T > T6($S46T(T#$+ 6esearch 2 Special 4rograms (dministration+ 3<<<



(ll markings

,arkings should %e"

• Dura%le

• #n nglish and/or nati)elanguage

• 8no%scured

• (gainst a contrasting

%ackground• (way 'rom other markings



La%els

La%els should %e"

•,ade o' good =uality materials•Dura%le

•9eather resistant

•9ell located

•6ecognisa%le and legi%le in day and

night time

•*i)e in'ormation a%out handling

precautions and prohi%itions

•(t least 1<<mm on each side

(ll containers must %eclearly marked with wastetype and hazard



TRP Chapter 5.1 20

Hazard la%els"• #n the shape o' a s=uare set at 5

• 6e=uired 'or most dangerous goods e-cept 'ormagnetised materials

Handling la%els"

• #n )arious rectangular shapes

• 6e=uired either alone or in addition o' hazard la%els'or some dangerous goods

Types o' la%els



TRP Chapter 5.1 21

#nspection"

• To ensure proper handling and storage

• To check integrity o' storage

6ecord keeping"• To pro)ide a record o' waste generation andmo)ement

• To in'orm a su%se=euent disposal option

• To ser)e as Echain o' custodyF document

• To comply with regulations

• To ensure duty o' care

6ecord keeping and inspection



TRP Chapter 5.1 22

Handling and storage hazards 'or

personnel

(ccidental in&ury eg e=uipment+ containers

'alling+ 'ires+ e-plosions

Chemical or %iological harm eg respiratory

pro%lems+ skin complaints

Systemic e''ects"

•nausea

•headaches

•cancer



TRP Chapter 5 1 23

Chapter 5.1 Summary

Handling and storage are part o' an integratedsystem ! need to"

• Choose/design storage site care'ully

• nsure waste compati%ility

• Consider storage duration and types o' storage

• Select appropriate packaging materials and

containers

• nsure proper marking and la%elling

• eep accurate records and make regular

inspections

• Consider hazards 'or personnel

5.1 With Notes Final

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