2016 - oct-dec spon com report

Quarterly1 October

1 INT

2 OC

2.1

2.2

2.3

3 AC

3.1

3.2

3.3

3.4

4 CO

5 REG

6 AS

FIGURE 1

FIGURE 2

Muswellbro

y Spontaneousr – 31 Decemb

TRODUCTIO

CCURRENCE

Open Cut

Open Cut

Monthly

CTIONS AND

Control M

Prioritisa

Inspectio

Resourcin

OMMUNITY

GULATORY

SESSMENT .

Open

Open

ook Coal Comp

s Combustion ber 2016

ON ..............

OF SPONTA

t 1 ..............

t 2 ..............

Treatment

D PROCEDUR

Methods ....

ation ...........

ons ..............

ng ..............

COMPLAIN

INTERACTI

..................

n Cut 1 Sponta

n Cut 2 Sponta

pany Limited

Report

..................

ANEOUS CO

..................

..................

– Capping,

RES TO PREV

..................

..................

..................

..................

NTS .............

ON ............

..................

aneous Comb

aneous Comb

Content

.................

OMBUSTION

..................

..................

Mining and

VENT OR CO

..................

..................

..................

..................

.................

.................

.................

bustion Outbre

bustion Outbre

ts

.................

N ...............

...................

...................

d Water Inf

ONTROL SPO

...................

...................

...................

...................

.................

.................

.................

eaks

eaks

..................

..................

...................

...................

usion Areas

ONTANEOU

...................

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...................

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..................

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s .................

US COMBUS

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Page i

............. 1

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............. 2

............. 2

............. 3

STION .... 3

............. 3

............. 4

............. 4

............. 4

............. 4

............. 5

............. 5

Quarterly1 October

1 I

The coaMeasurcombus The NSWthe Envreports

Area

Area

Area

Area

Num

Regu

Man This dosupportcombus A Spontrequiremoccurreremova

Exist

Drill

Min

Min

Emp

Emp

Coa

2 O

A summtreated is proviimplem

Muswellbro


INTRODUC

al seams mines. These stion has be

W Departmvironment Pon a quarte

as of sponta

as capped d

as mined du

as under wa

mber of com

ulatory inte

nagement p

cument adted by a pstion areas.

taneous Coments of thnce of spol, mitigation

ting open cu

ing and blas

ing of overb

ing of coal;

placement o

placement o

l stockpiles.

OCCURRE

mary of theis providedded in Tabented at MC

ook Coal Comp


CTION

ned by the Mmeasures en a long‐te

ent of TradProtection Aerly basis. T

aneous com

during the re

uring the rep

ater infusion

mplaints rela

eraction; and

practices.

dresses thelan showin

mbustion Mhe Developmontaneous n and preve

ut and unde

sting;

burden;

of overburde

of washery r

.

NCE OF SP

e areas affed in Table 1.ble 2. SectiCC.

pany Limited

Report

Muswellbrohave a

erm issue at

de and InvesAuthority (Ehis report id

mbustion;

eporting pe

porting peri

n;

ating to spo

d

e reporting g the locat

Managemenment Consecombustionention in the

erground wo

en;

reject; and

PONTANE

ected by sp. The classifon 3 outlin

ook Coal Comhistory of t MCC since

stment ‐ DiPA), requiredentifies:

riod;

iod;

ntaneous co

period of tion and e

nt Plan (SCMnt. The main and mane following a

orkings;

EOUS COM

ontaneous fication systnes the con

mpany (MCspontaneo

e the first op

vision of Ree MCC to p

ombustion;

1 Octoberxtent of cu

MP) was prein objectivenage the efareas:

MBUSTION

combustiontem for spontrol proce

CC) operatioous combuperation com

esources anrovide spon

to 31 Decurrently ide

epared accoe of the SCMffect by id

N

n and the antaneous codures and

ns are the Gustion. Spommenced in

nd Energy (Dntaneous co

ember 201entified spo

ording to thMP is to minentification

areas contrombustion treatments

Page 1

Greta Coal ontaneous n 1907.

DRE), and, ombustion

16. Text is ontaneous

he specific nimise the n, control,

rolled and outbreaks s that are

Quarterly1 October

SiteLoc

Open Cu

Open Cu

SUMMA

Total Ar

Total Ar* ‐ at end ** ‐ during

Classif

A

C

D

2.1

At the eactively Minor, a A map spontan

2.2

At the eactively Minor, a A map spontan

Muswellbro


T

e Map cation

ut 1

ut 2

ARY

rea Affected

rea Controllof reporting pg reporting pe

Ta

fication

A M

B M

C M

D Oc

Open Cut

end of the affected byareas less th

displayingneous comb

Open Cut

end of the affected byareas less th

displaying neous comb

ook Coal Comp


Table 1: 4th

Intensity(A‐D

C

C

d

ed period eriod

able 2: Class

MAJOR: Op

MODERATE

MINOR: Vis

OTHER: Othcoal tars, su

t 1

reporting py spontaneohan 200m2 a

the approbustion in O

t 2

reporting y spontanehan 200m2 a

the approbustion in th

pany Limited

Report

Quarter Su

Class D)

A

sification of

pen flame ‐ r

E: Visible ste

sible steam o

her physicaulphur crust

period thereous combusand showin

oximate lopen Cut 1, i

period therous combuand showin

oximate loche Open Cut

ummary of S

Affected Ar(m2)

52*

4*

56*

16**

f Spontaneo

D

regardless o

eam or smo

or smoke –

al evidence ting, etc)

e were 16 astion. Theseg visible ste

cation, sizes provided i

re were 3 astion. The tg visible ste

cation, sizet 2, is provid

Spontaneou

rea CCo

ous Combus

Description

of area affec

ke ‐ area eff

area effecte

of sponta

areas locatee areas totaeam or smo

e and clasin Figure 1.

areas locatetotal area weam or smo

e and classded in Figur

us Combust

Controls ompleted

MiningCapping

Capping

stion Outbr

cted

fected is gre

ed is less th

neous com

ed in the Olling 68m2 wke”.

ssification o

ed in the Owas 12m2 anke”.

sification ore 2.

tion

Area Co(m

eaks

eater than 2

han 200m2

mbustion (e.

Open Cut 1 twere classif

of area aff

Open Cut 2nd is classif

f areas aff

Page 2

ontrolled m2)

8** 0**

8**

200m2

.g. cracks,

that were fied as “C‐

fected by

that was fied as “C‐

fected by

Quarterly1 October

2.3

Table 3areas oDecemb

M

No 1 Op

Octob

Novem

Decem

No 2 Op

Octob

Novem

Decem

3 ACOMB

3.1

MCC hastrategi

re

co

m

reno

seto

raan

seemin

Muswellbro


Monthly

3 provides of spontaneber 2016).

T

Month

pen Cut

ber 2016

mber 2016

mber 2016

pen Cut

ber 2016

mber 2016

mber 2016

ACTIONS USTION

Control M

as reduced tes during m

emoving fue

ooling heate

inimising ar

etaining 5m ot immediat

ealing of deo exclude ox

apidly buryinnd rainfall in

elective placmplacemenfiltration; a

ook Coal Comp


Treatment

monthly speous combu

Table 3: Mo

Date of S

1 Nove201

2 Decem201

4 January

1 Nove201

2 Decem201

4 January

AND PRO

Methods

the potentiamining:

el by mining

ed areas wit

reas of coal

of non‐reately require

commissionxygen;

ng of reactinfiltration;

cement of rt areas fond

pany Limited

Report

t – Capping,

pontaneous ustion man

onthly Spon

Survey Ca

mber 16

mber 16

y 2017

mber 16

mber 16

y 2017

OCEDURES

al for spont

the coal;

th water bef

exposed to

active overbed for mining

ned underg

ve overbur

reactive over deep bu

, Mining and

combustionaged durin

ntaneous Co

Area of Sapped SinceSurvey (m

0

0

0

0

4

4

S TO PREV

aneous com

fore mining

o the air prio

burden abog operation

round work

den to min

erburden sorial (encap

d Water Inf

on managemng the repo

ombustion

SC e Last m2)

AM

Las

VENT OR

mbustion at

g (water infu

or to mining

ve workingns;

kings with c

imise the ti

o that it is insulation) to

fusion Areas

ment informorting perio

Manageme

Area of SC Mined Sincet Survey (m

0

4

4

0

0

0

CONTRO

the mine b

usion);

g;

s to exclud

clay or non‐

ime that it i

n the lower o exclude

s

mation, detod (1 Octo

ent

e m2)

AreaWater

(

17

3

OL SPONTA

by using the

e oxygen fr

‐reactive ov

is exposed

portions ofoxygen an

Page 3

tailing the ober – 31

a Under r Infusion (m2)

7,900

0

,500

0

0

0

ANEOUS

following

rom areas

verburden

to oxygen

f the spoil nd rainfall

Quarterly1 October

limex

If an inmanage

anof

wpr

cogr

loco

3.2

During tto indica

3.3

The OCTechnicareas idServices Outbreaare refe

3.4

The OCmachinebeen ide

4 C

There wsmoke r

Muswellbro


miting spoil xclude oxyg

creased rised by the fo

ny blast holf spontaneo

ater infusiorocedure;

oal subject tround surfac

ose heaps oompacted w

Prioritisa

the reportinate to prod

Inspectio

CE inspects al Services dentified in s staff and/o

aks of sponterred to the

Resourci

CE is responery to undeentified.

COMMUN

were 14 corelated to sp

ook Coal Comp


emplacemeen and rain

k of spontallowing add

e which shoous combust

on or water

to active spce to allow

of coal that with a dozer

ation

ng period, auction staff

ons

the open staff inspeannual inspor productio

taneous comOCE for ins

ng

nsible for aertake cont

NITY COM

omplaints repontaneous

pany Limited

Report

ent area liftfall infiltrati

aneous comditional man

ows signs oftion would

sprays wou

ontaneous it to cool; a

are subjectand saturat

areas requirthe order i

cut each cts the opepections, to on staff out

mbustion thspection and

allocating atrol works

PLAINTS

eceived refs combustio

ts, under noion.

mbustion is nagement st

f spontaneobe bagged o

uld be used

combustionnd

t to spontanted with wa

ring spontan which con

shift to ideen cut on a identify areline areas re

hat are repod corrective

and coordinfor outbrea

ferring to son) between

ormal cond

identified atrategies to

ous combusoff or backfi

in accorda

n would be

neous combater from th

neous comntrol works

entify areaa weekly baeas of sponequiring con

orted by thee action.

nating appraks of spon

spontaneoun 1 October

itions, to a

as mining pthose desc

stion or is ailled;

nce with th

removed a

bustion wouhe water car

bustion conwere to be

s of spontasis, placingntaneous control works

e community

ropriate levntaneous co

s combustiand 31 Dec

height of 1

progresses, ribed above

llowing air

he relevant

nd spread o

uld be spreart.

ntrol were pcarried out

taneous cog emphasis ombustion. .

y or other e

vels of manombustion

ion (odour,cember 201

Page 4

10–15m to

it will be e:

into areas

safe work

out on the

ad out and

prioritised t.

mbustion. on those Technical

employees

nning and that have

, or dust/ 6.

Quarterly1 October

5 R

Discussireportin

6 A

Mining accordin

Muswellbro


REGULATO

ions about ng period.

ASSESSME

of spontanng to the se

ook Coal Comp


ORY INTER

spontaneo

ENT

neous combeverity of th

pany Limited

Report

RACTION

ous combus

bustion areae problem a

stion with

as and wateand the abil

MSC and

er infusion lity to acces

EPA were

continued ss these are

ongoing d

on an ongoas.

Page 5

uring the

oing basis

FIGURE 1: Open Cut 1 Spontaneous Combustion Outbreaks

October – December 2016

FIGURE 2: Open Cut 2 Spontaneous Combustion Outbreaks

October – December 2016

2016 - oct-dec spon com report

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