J-11015/4/85-IA dtd. 30.01 - Central Coalfields Limited · 2017-07-05 · J-11015/4/85-IA dtd. 30.01 ... This Report cannot be reproduced in part or full without written permission

STATUS OF IMPLEMENTATION OF EMP CLEARANCE CONDITION

J-11015/4/85-IA dtd. 30.01.87

Period April -14 to September -14

Project Rajrappa Washery Project

Area Rajrappa Area

Sl. No.

Stipulated Condition

Status

1. Air Pollution Control

The SPM level and emission of SOX, NOX, etc are being maintained within permissible limit. Quarterly monitoring report is enclosed.

2. Water Pollution Control

Rajrappa Washery is operating on closed water circuit system. In case of non functioning of closed water circuit system, the effluent is pumped to nearby abandoned quarry.

3. Noise Pollution Control

Noise level is being maintained within limit. Quarterly Monitoring Report is enclosed.

4. Solid Waste Disposal

Rejects are being stored and is used by captive power plant by M/S DLF

5. Regular Monitoring of Air/ Water & Noise

Regular monitoring is done. Quarterly monitoring reports are being sent to Jharkhand State Pollution Control Board & MOEF through CCL HQ. , Ranchi

RAJRAPPA WASHERY PROJECT

The Rajrappa Washery was commissioned in the year 1986 with Plant

Capacity of 3.0 MTY of Raw Coal produced by Rajrappa Opencast Project. The

yields of the product from Washery were projected in Project Report as

follows at the optimum capacity of 3.0 MTY.

Sl. No. Product Wt% Ash%

1 Clean Coal 53.81 17+--0.5 2 Meddling 42.50 30-35

3 Rejects 03.74 55 and above

PROCESS SCHEME OF WASHERY

o The washery is receiving coal from Rajrappa opencast Mine as

well as from other collieries from Kuju Area. The Salient

Features of the flow of Washery at present are- Crushing of

R.O.M coal down to 40mm in two stages .Primary Crusher for

crushing down to- 200 mm in double roll crusher and secondary

crusher for crushing down to -80 mm in the double roll crusher.

o Stocking of 80-0 mm crushed coal in 10000 Te slit type bunker.

o Screening of 80- mm Coal at 10 mm in vibratory screens to

produce two fractions viz. 80-10- mm and 10-0 mm.

o Dedusting of 10-0 mm coal in dedusters to recover dry fines as

far as possible. The recovered fines are mixed with clean coal.

o Preparation of 80-10 mm coal in a 480 TPH, 4 products Batac Jig

as produce clean coal, low ash middling, high ash middling and

rejects.

o Desliming of 10- 00 mm `dedustered coal in desliming screen.

o Preparation of 10-00 mm deslimed coal in a 300 TPH, 4 products

Batac Jic.

o To produce clean coal, low ash middling, high ash middling and

rejects.

o Dewatering of clean coal from coarse coal Batac coal Jig

dewatering screen.

o Crushing of low middling in the size range 80-10 mm down to -10

mm in impact crusher. The crushed middling are then fed to a

set of HM Cyclones along 10-0.5 mm low ash middling from

small coal Batac Jig to produce clean coal and middling. A

magnetite arrangement has been provided for the purpose. The

scheme also provides arrangement for recovery of magnetite in

two stage magnetic separator.

o Dewatering of clean coal from small coal Batac Jig & HM cyclones

initially in dewatering screen sand finally in centrifuge.

o Initial dewatering of high ash middling from small coal Batac Jig

and HM cyclone in dewatering screen and finally in Centrifuge.

o Thickening of 0.5 mm slurry in a radial thickener.

o Preparation of 0.5 mm thickened slurry in flotation cells in disc

filters and the filter cake is mixed with clean coal.

o Flotation tailings are fed to a vortex thickener, the underflow

from which is charged to tailings pond.

o Arrangement for stocking of clean coal and middling.

o Stocking of reject in a 300 Te reject bin and disposal by truck.

Status of Environment Improvement in FY(2014-15)

01) Extension & Strengthening of wall in pond no.12 C

02) Repairing of drainage system of Washery

Approximate expenditure in environmental pollution control

Head is expected to be Rs. 20.0 lakhs.

CENTRAL MINE PLANNING AND DESIGN INSTITUTE LTD.

Note: 1) This Report refers to the values obtained at the time of testing and results related to the items tested 2) This Report cannot be reproduced in part or full without written permission of the management.

3) Liability for return of samples ceases as samples cannot be retained for retests.

TEST REPORT

Lab No. T-2187 Job No. 094314026 Year 2014-15

Type of Sample: Ambient Air Quarter Ending Sept ‘14

Customer / W. O. no. & Date: CCL/DGM-HOD(E&F)/2014/ Dt.

29/04/14

Date of Receipt of

Sample:

29.09.14

Mode of Receipt of Sample: Jointly sampling with customer Date of Analysis: 29.09.14-01/10/14

Sampling Protocol: IS 5182 (part 14): 2000 ,R -2010,

Methods for Measurement of Air Pollution

Date of Reporting: 01/10/14

Testing Protocol: Gazette Notification no. G.S.R 742(E) dt.25th Sept.’2000

Remarks & Observation: All samplers placed 1.5 m above ground level

TEST RESULT

The sample has been tested with the following results:-

Area : Rajrappa Project: Rajrappa Washery

Stations: Date of Sampling: 1. Chilamtogary Village 25-26/09/2014 2. Koihara Village 24-25/09/2014 3. Bhuchundih Village 25-26/09/2014 4. P.O.Office 24-25/09/2014

S.No Test Parameters Units Test Method TEST RESULT

Stations: 1 2 3 4

1 Total Particulate

Matter (PM10+

>PM10)

µg/m3 Lab.SOP 4

based on – IS:

5182/23, 2006

248 136 307 247

2 Particulate

Matter (PM10)

µg/m3 IS: 5182/23

2006

192 110 181 169

3 Sulphur Dioxide

(SO2)

µg/m3 IS: 5182 /02

2001 R-2006

<25 <25 <25 <25

4 Nitrogen Oxides

(as NOx)

µg/m3 IS: 5182 /02

1975 R-1998

19 20 21 22

Note: Gazette Notification no. G.S.R 742(E) dt.25th Sept.’2000 is enclosed along for reference

Analysed By Checked By G.M (Chemist) Env. Lab., CMPDI(HQ) R - 6 (Authorized Signatory)




TEST REPORT


Type of Sample: Noise Quarter Ending Sept ‘14

Customer / W. O. no. &

Date:

CCL/DGM-HOD(E&F)/2014/ Dt. 29/04/14 Date of Receipt of

Sample:

29.09.14

Mode of Receipt of Sample: Jointly sampling with customer Date of Analysis: -

Testing Protocol: Gazette Notification no. G.S.R 742(E) dt.25th

Sept.’2000

Date of Reporting: -

Remarks:

TEST RESULT



Stations:

1. Chilamtogary Village

2. Koihara Village

3. Bhuchundih Village

4. P.O.Office

Station Name Date of Sampling Noise Level

Chilamtogry Village

25/09/2014 51.8

Koihara Village 24/09/2014 48.3

Bhuchundih Village

25/09/2014 48.9

P.O.Office 24/09/2014 55.6

Permissible Limit of Noise Level vide Gazette Notification G.S.R. 742(E) Dt. 25th Sep '2K

Noise Level

Checked By G.M (Chemist) Env. Lab., CMPDI(HQ) R - 7 (Authorized Signatory)

6.00 AM to 10.00 PM

10.00 PM to 6.00 AM

Leq 75 dB(A)

Leq 70 dB(A)




TEST REPORT


Type of Sample: Effluent Water Quarter Ending Sept ‘14

Customer / W. O. no. & Date: CCL/DGM-HOD(E&F)/2014/ Dt. 29/04/14 Date of Receipt of Sample: 29.09.14

Mode of Receipt of Sample: Picked up sample by laboratory Date of Analysis: 29.09.14-09.10.14

Testing Protocol: MOEF -SCH-VI STANDARDS, Class ‘a’ Date of Reporting: 09.10.14

Remarks & Observation: Samples received in 2 ltr plastic Jerri cane, Colour as observed is transparent

TEST RESULT



Stations: Date of Sampling: 1. Washery Recirculating Water 27/09/2014

2.

3.

Sl.No. Parameter Sampling Stations Detection Limit MOEF -SCH-VI

STANDARDS

Class ‘A’

BIS Standard & Method

1 2 3 1 Ammonical Nitrogen, mg/l, Max 0.18 0.02 50.0 IS 3025/34:1988,

R : 2009, Nessler’s

2 Arsenic (as As), mg/l, Max <0.002 0.002 0.2 IS 3025/37:1988

R : 2003, AAS-VGA

3 B.O.D (3 days 27oC), mg/l, Max 2.00 2.00 30.0 IS 3025 /44:1993,R:2003

3 day incubation at 27°C

4 Cadmium(as Cd), mg/l, Max <0.0005 0.0005 2.0 APHA, 22nd Edition, AAS-GTA

5 COD, mg/l, Max 36 4.00 250.0 APHA, 22nd Edition, Closed Reflux,

Titrimetric

6 Copper (as Cu), mg/l, Max <0.03 0.03 3.0 IS 3025/42: 1992

R : 2009, AAS-Flame

7 Dissolved Phosphate, mg/l, Max <0.30 0.30 5.0 APHA, 22nd Edition

Molybdovanadate

8 Fluoride (as F) mg/l, Max 0.64 0.02 2.0 APHA, 22nd Edition, SPADNS

9 Free Ammonia, mg/l, Max <0.01 0.01 5.0 IS:3025/34:1988, Nesseler’s

10 Hexavalent Chromium, mg/l, Max <0.01 0.01 0.1 APHA, 22nd Edition,

Diphenylcarbohydrazide

11 Iron (as Fe), mg/l, Max <0.06 0.06 3.0 IS 3025 /53 : 2003,

R : 2009 , AAS-Flame

12 Lead (as Pb), mg/l, Max <0.005 0.005 0.1 APHA, 22nd Edition, AAS-GTA

13 Manganese(as Mn), mg/l, Max <0.02 0.02 2.0 IS-3025/59:2006, AAS-Flame

14 Nickel (as Ni), mg/l, Max <0.10 0.10 3.0 IS-3025/54:2003, AAS-Flame

15 Nitrate Nitrogen, mg/l, Max 2.4 0.50 10.0 APHA, 22nd Edition,

UV-Spectrphotometric

16 Oil & Grease, mg/l, Max <2.00 2.00 10.0 IS 3025/39:1991, R : 2003, Partition

Gravimetric

17 pH value 7.80 2.5 5.5 to 9.0 IS-3025/11:1983, R-1996,

Electrometric

18 Phenolic compounds (as C6H5OH),mg/l, Max

<0.002 0.002 1.0 APHA, 22nd Edition

4-Amino Antipyrine

19 Selenium (as Se), mg/l, Max <0.002 0.002 0.05 APHA, 22nd Edition, AAS-GTA

20 Sulphide (as SO3), mg/l, Max <0.005 0.005 2.0 APHA, 22nd Edition

Methylene Blue

21 Temperature (o C ) 26.3 Shall not exceed

50 C above the receiving temp.

IS-3025/09:1984, Thermometeric

22 Total Chromium (as Cr), mg/l, Max <0.06 0.06 2.0 IS-3025/52:2003, AAS-Flame

23 Total Kjeldahl Nitrogen, mg/l, Max 1.20 1.00 100.0 IS:3025/34:1988, Nesseler’s

24 Total Residual Chlorine, mg/l, Max <0.02 0.02 1.0 APHA, 22nd Edition, DPD

25 Total Suspended Solids, mg/l, Max 28 10.00 100.0 IS 3025/17:1984,

R :1996, Gravimetric

26 Zinc (as Zn), mg/l, Max <0.01 0.01 5.0 IS 3025 /49 : 1994,

R : 2009, AAS-Flame





TEST REPORT


Type of Sample: Surface Water Quarter Ending Sept ‘14



Testing Protocol: - Date of Reporting: 09.10.14


TEST RESULT



Stations: Date of Sampling: 1. Intake Water at Bhera River 27/09/2014

2.

3.

Sl.

No

Parameter Sampling Stations Detection

Limit

BIS Standard &

Method 1 2 3 4

1 Arsenic (as As), mg/l, Max <0.002 0.002 IS 3025/37:1988

R : 2003, AAS-VGA

2 BOD (3 days 27oC), mg/l, Max 2.40 2.00 IS 3025 /44: 1993, R : 2003

3 day incubation at 27°C

3 Cadmium(as Cd), mg/l, Max <0.0005 0.0005 APHA, 22nd Edition

AAS-GTA

4 Chlorides (as Cl), mg/l, Max 28 2.00 IS-3025/32:1988, R-2007,

Argentometric

5 Copper (as Cu), mg/l, Max <0.03 0.03 IS 3025 /42 : 1992

R : 2009, AAS-Flame

6 Disolved Oxygen, min. 6.10 0.10 IS 3025/381989,

R : 2003, Winkler Azide

7 Fluoride (as F) mg/l, Max 0.58 0.02 APHA, 22nd Edition

SPADNS

8 Hexavalent Chromium, mg/l, Max <0.01 0.01 APHA, 22nd Edition, 1,5 -

Diphenylcarbohydrazide

9 Iron (as Fe), mg/l, Max <0.06 0.06 IS 3025 /53 : 2003,


10 Lead (as Pb), mg/l, Max <0.005 0.005 APHA, 22nd Edition

AAS-GTA

11 Nitrate (as NO3), mg/l, Max 4.87 0.50 APHA, 22nd Edition,


12 pH value 7.88 2.5 IS-3025/11:1983, R-1996,

Electrometric

13 Phenolic compounds (as C6H5OH), mg/l, Max

<0.002 0.002 APHA, 22nd Edition

4-Amino Antipyrine

14 Selenium (as Se), mg/l, Max <0.002 0.002 APHA, 22nd Edition

AAS-GTA

15 Sulphate (as SO4) mg/l, Max 22 2.00 APHA, 22nd Edition

Turbidity

16 Total Dissolved Solids, mg/l, Max 204 25.00 IS 3025 /16:1984

R : 2006, Gravimetric

17 Total Suspended Solids, mg/l, Max 44 10.00 IS 3025 /17:1984,

R :1996, Gravimetric

18 Zinc (as Zn), mg/l, Max <0.01 0.01 IS 3025 /49 : 1994,

R : 2009, AAS-Flame





TEST REPORT


Type of Sample: Drinking Water Quarter Ending Sept ‘14



Testing Protocol: IS:10500 Drinking Water Standards Date of Reporting: 09.10.14


TEST RESULT



Stations: Date of Sampling: 1. Well Water at Bhuchundih Village 27/09/2014

2.

3.

Sl.N

o

Parameter Sampling Stations Detection Limit

IS:10500

Drinking Water

Standards

Standard / Test

Method 1 2 3

1 Boron (as B), mg/l, Max <0.20 0.20 0.5 APHA, 22nd Edition ,Carmine

2 Cadmium (as Cd), mg/l, Max <0.0005 0.0005 0.003 APHA, 22nd Edition,

AAS-GTA

3 Calcium (as Ca), mg/l, Max 44.8 1.60 75 IS-3025/40:1991,

EDTA

4 Chloride (as Cl), mg/l, Max 44 2.00 250 IS-3025/32:1988, R-2007,

Argentometric

5 Copper (as Cu), mg/l, Max <0.03 0.03 0.05 IS 3025/42 : 1992

R : 2009, AAS-Flame

6 Fluoride (as F) mg/l, Max 0.54 0.02 1.0 APHA, 22nd Edition ,

SPADNS

7 Free Residual Chlorine, mg/l, Min 0.14 0.02 0.2 APHA, 22nd Edition, DPD

8 Iron (as Fe), mg/l, Max <0.06 0.06 0.3 IS 3025 /53 : 2003,


9 Lead (as Pb), mg/l, Max <0.005 0.005 0.01 APHA, 22nd Edition, AAS-

GTA

10 Manganese (as Mn), mg/l, Max <0.02 0.02 0.1 IS-3025/59:2006,AAS-Flame

11 Nitrate (as NO3), mg/l, Max 5.31 0.5 45 APHA, 22nd Edition,


12 Odour Agreeable Qualitative Agreeable IS 3025 /05:1983, R-2012,

Qualitative

13 pH value 7.92 2.5 6.5 to 8.5 IS-3025/11:1983, R-1996,

Electrometric

14 Phenolic compounds (as C6H5OH), mg/l, Max

<0.001 0.001 0.001 APHA, 22nd Edition,4-Amino

Autipyrine

15 Selenium (as Se), mg/l, Max <0.002 0.002 0.01 APHA, 22nd Edition, AAS-

GTA

16 Sulphate (as SO4) mg/l, Max 32 2.00 200 APHA, 22nd Edition.

Turbidity

17 Total Alkalinity (caco3),, mg/l, Max 124 4.00 200 IS-3025/23:1986,Titration

18 Total Arsenic (as As), mg/l, Max <0.002 0.002 0.01 IS 3025/ 37:1988

R : 2003, AAS-VGA

19 Total Chromium (as Cr), mg/l, Max <0.06 0.06 0.05 IS-3025/52:2003,

AAS-Flame

20 Total Dissolved Solids, mg/l, Max 440 25.00 500 IS 3025 /16:1984

R : 2006, Gravimetric

21 Total Hardness (caco3), mg/l, Max 188 4.00 200 IS-3025/21:1983,

R-2002, EDTA

22 Turbidity, NTU, Max 4 1.0 1 IS-3025/10:1984 R-1996,

Nephelometric

23 Zinc (as Zn), mg/l, Max 0.02 0.01 5.0 IS 3025/ 49 : 1994,

R : 2009, AAS-Flame


Documents

J-11015/4/85-IA dtd. 30.01 - Central Coalfields Limited · 2017-07-05 · J-11015/4/85-IA dtd. 30.01 ... This Report cannot be reproduced in part or full without written permission