Mark Newby, Environmental Manager, Oyu Tolgoi

1. Non mineral waste management
28 Mar 2014

2. • Do not waste food
• Use cotton bag
• Use rechargeable battery
Сэргийлэх - Reduce
•Metal and timber waste are
used as material .
•Waste bin made from air filters.
Дахин хэрэглэх - Reuse
• Recycling of plastics and paper
sheets
• Refining of waste oil
Дахин ашиглах - recycle
• Waste oil is burnt for heat recovery
• Timber waste is used as fuel
Дахин сэргээх-
Recovery
• Burying
• Incinerating
Устгах -
Dispose
Байгальорчнытогтвортойбайдал/
Environmentalsustainability
Waste Management Strategy

3. 3БҮХ ЭРХ ХУУЛИАР ХАМГААЛАГДСАН © 2012, ОЮУ ТОЛГОЙ ХХК
COPYRIGHT © 2012 OYU TOLGOI , ALL RIGHTS RESERVED
Detailed Waste Classification
Waste streams
Waste sources
Infrastructure
- DPS
- CHP
- WTBP
Open Pit
- Truck shop
- Maxam
Concentrator
- Reagent facility
- SGS lab
- Lime plant
- Workshop
Underground
- Shaft 1
- Shaft 2
- Shaft 5
Camp & Site
Services
- Camps
- Airport
- Offices
- Kitchens
Procurement
- Warehouses
- Petrovis
- Unigas
Asset
- Gobi shop
- Toyota
shop
Other
- Major
- SOS clinic
- Batch plants
Recyclable Waste
1 Wood √ √ √ √ √ √ √
2 Metal √ √ √ √ √ √ √
3 Plastic √
4 Glass can √
5 Air filter √ √ √ √ √ √
6 Cable √
7 Printer cartridge √
8 Tire, rubber √ √ √ √
9 Kitchen waste oil √
Inert waste
10 Ash √ √
11 Concrete residue
12 Cement bags √
Non hazardous
waste
13 Biowaste √
14 Residual waste √
15 Cardboard, paper sheets √ √
Hazardous waste
16 Waste oil √ √ √ √ √ √
17 Coolant √ √ √ √ √ √
18 Drum √ √ √ √ √ √
19 Battery √ √ √ √ √
20 Degreaser, other solvents √ √ √ √ √
21 Medical waste √
22 Timber contaminated √ √ √ √ √
23 Oily rags √ √ √ √ √
24 Used spill kits √ √ √ √ √ √
25 Oil and fuel filter √ √ √ √ √
26 Grease √ √ √ √ √
27 Contaminated soil
28 Chemicals can container √ √ √ √
29 Chemicals plastics container √ √ √ √ √ √ √
30 Chemicals sacks √ √ √
31 Chemicals tote √ √ √ √ √ √
32 Washout √
33 Residue Chemicals √ √ √ √ √ √ √

4. № Waste type
Amount (2012.11.01–
2013.11.01)
Дахин хэрэглэгдсэн хог (Reusable waste)
1 Timber 983 load
2 Sandwich material 38 тэвш
3 Tire 22 тэвш
Дахивар хог (Recyclable waste)
4 Plastics 2971 sacks ( ~55%)
5 Metal 1318 ton
6
Waste oil
1110 ton
7 632 ton
Устгагдаж болон булшлагдаж байгаа хаягдал / Disposable waste
8
Biowaste, residual waste Residual waste - 1280 ton
Biowaste – 1970 ton
9 Medical waste 1174,5 kg
1
0
Oily rags, oil and fuel filters
Reused, Recycled and Disposed waste amount in 2013

5. Recyclable - Plastics
-6.9
-7.9
-7.0
-9.1 -8.6
-6.7
-5.0
-6.3
-4.8 -4.5 -4.1 -3.9
-17.3
8.8
3.8
7.9
2.9
3.8
1.3 1.3 0.9
9.5
8.2
12.7
7.5
7.7
9.0
7.8
10.5 10.3
8.5
7.2 6.7
5.0 4.9 4.9 4.6
Mar-13 Apr-13 May-13 Jun-13 Jul-13 Aug-13 Sep-13 Oct-13 Nov-13 Dec-13 Jan-14 Feb-14 Cumulative
Jan 13 - Feb
14
Generated plastics, in EA *100000 Recycled plastics, in EA *100000 plastic bottle per person
Started
using of
5 gallon
water
bottle

6. 6БҮХ ЭРХ ХУУЛИАР ХАМГААЛАГДСАН © 2012, ОЮУ ТОЛГОЙ ХХК
COPYRIGHT © 2012 OYU TOLGOI , ALL RIGHTS RESERVED
Recyclable waste – Waste oil
- Gobi maintenance
shop
- Khet Toyota shop
Waste oil
burner

7. БҮХ ЭРХ ХУУЛИАР ХАМГААЛАГДСАН © 2012, ОЮУ ТОЛГОЙ ХХК
COPYRIGHT © 2012 OYU TOLGOI , ALL RIGHTS RESERVED
7
Recyclable waste - Air filter

8. 8БҮХ ЭРХ ХУУЛИАР ХАМГААЛАГДСАН © 2012, ОЮУ ТОЛГОЙ ХХК
COPYRIGHT © 2012 OYU TOLGOI , ALL RIGHTS RESERVED
Recyclable waste – Waste
tire, drum, list metal (sandwich)

9. Bokashi Fermentation
Хөрстэй холисноос 10 хоногийн дараа
7 хоносон ялзмагийг
хөрстэй холихХолихоос өмнөх хөрс
Бокашитай хольсноос
7 хоногийн дарааХүнсний хаягдлаа бэлтгэх
8.58
8.50
8.11
9.00
10.00
P2O5 K2O
рНH2O (1:2.5) Хөдөлгөөнт, мг/100г
97.13
11.93
0.49
2.34
0.89
5.95
Органик % N-NO3 мг/кг
Before
After

10. Waste management center - Landfill

11. WMC - Incinerator

12. THANK YOU

13. 13БҮХ ЭРХ ХУУЛИАР ХАМГААЛАГДСАН © 2012, ОЮУ ТОЛГОЙ ХХК
COPYRIGHT © 2012 OYU TOLGOI , ALL RIGHTS RESERVED
Hazardous Waste Process Flow
Hazardous Waste
Liquid
Recyclable
waste oil
HBOil LLC
Other
Coolant
Paints
Solvent
Acid
Residue Chemicals
Treatment/
Neutralization
Evaporation pond
Solid
Combustible
medical waste
oily rags
used spill kits
oil and fuel filter
timber contaminated
chemicals plastic
container
chemicals can
container
chemical sacks
grease
Incinerator
Recyclable /
reusable
drum
tote
waste metal
contractor - Uur
Teel LLC
other
Washout
Residue chemicals
Hazardous waste is
waste that poses
substantial or potential
threats to public health
or the environment
ASH