Generic Report

Below is an example of a generic report that DustWatch produces for it’s clients.

____________________________

CLIENT NAME

DUST FALL-OUT MONITORING PROGRAMME

DUSTWATCH REPORT 8

1 JUNE TO 28 JULY 2018

 

1     Introduction

This report covers a 57-day period.

The unit design and methodology are based on the ASTM D1739 standard.

Additional information is available in the DustWatch manual.  Please contact us to enquire about the latest version of the manual; chris@dustwatch.com

The area of the bucket used in the calculations is 0.022966m2.

There are three units installed and operating on site.  (GPS positions and a map will be added when they are available)

  • Unit 2 – Evac –
    Unit 3 – Carport –
  • Unit 4 – Francis –

 

Generic report - DustWatch cc

Figure 1:  Location of the units.

2      Comments on the result

There are three single bucket units installed and operational at the site, namely the:

  1. Unit No. 2 – Evac (SB2)
  2. Unit No. 3 – Carport (SB3)
  3. Unit No. 4 – Francis (SB4)

The fall-out dust standards from National Dust Control Regulations, 2013.

Restriction Areas Dustfall rate (D) (mg/m2/day) – averaged over 30 days. Permitted frequency of exceeding dust fall rate
Residential area D < 600 Two within a year, not sequential months.
Non-residential area D < 1200 Two within a year, not sequential months.

Table 1:  Acceptable Dust Fall Rates – National Dust Control Regulations, 2013.

  • The Evac unit yielded 299 mg/m2/day in this period. The result decreased and is compliant in this period.
  • The Carport unit yielded 290 mg/m2/day in this period. The result is not a concern.
  • The Francis unit yielded 290mg/m2/day in this period.

The results are below 1200_mg/m2/day and are not a concern.

Unit name Residential or Non-residential Area Applicable Compliance – Dustfall rate (D) (mg/m2/day) – averaged over 30 days. Non-compliant or compliant.  Two within a year, not sequential months.
Unit No. 2 (SB2)
Evac
(Non-residential) D < 1200 Compliant in this period.  Compliant for the year.  Exceedance in January.
Unit No. 3 (SB3)
Carport
(Non-residential) D < 1200 Compliant in this period.  Compliant for the year so far.
Unit No. 4 (SB4)
Francis
(Non-residential) D < 1200 Compliant in this period.  Compliant for the year so far.

Table 2:  Compliance Table 2018

Chris Loans

(BSc Chemical Engineer, pr eng)

Cape Town, Doc Number:  0718191208: Date:  19-Jul-18

 

Weather Information – Weather

 

2018 Temp. (°C) Dew Point (°C) Humidity (%) Visibility (km) Wind (km/h) Precip. (mm) Events
May high avg low high avg low high avg low high avg low high avg high sum
2 18 14 11 15 13 11 100 88 71 19 10 0 32 13 39 2.03 Fog , Rain
3 23 18 12 14 11 10 94 67 39 31 19 10 27 16 0.00
4 29 18 8 11 8 6 93 58 15 19 17 10 14 6 0.00
5 21 16 11 14 9 4 88 61 30 31 24 19 35 14 0.00
6 23 17 10 14 12 9 100 79 40 31 20 7 21 6 0.00
7 23 18 13 15 12 5 94 63 26 19 13 10 48 16 1.02 Rain
8 17 15 13 13 12 9 94 80 62 31 11 4 52 32 63 2.03 Rain
9 19 14 10 11 9 7 88 69 39 31 14 8 23 14 0.00
10 20 14 8 11 9 6 94 77 31 31 21 19 16 6 0.00
11 19 14 9 12 10 7 100 81 41 19 12 6 27 11 0.25 Rain
12 20 17 13 14 12 11 100 81 52 31 13 10 23 14 0.51 Rain
13 19 13 8 13 12 9 100 81 58 31 13 2 27 13 40 0.00 Fog
14 21 17 13 14 12 11 94 76 48 31 23 10 29 16 0.00
15 23 16 8 14 11 6 100 85 40 19 6 0 13 6 0.00 Fog
16 29 19 9 13 9 6 94 62 16 31 25 19 16 8 0.00
17 23 19 16 15 14 11 94 73 47 31 23 10 21 16 0.00
18 29 20 12 15 12 9 94 67 23 31 21 19 16 8 0.00
19 24 19 13 13 12 9 88 68 35 31 26 19 23 8 0.00
20 21 18 15 15 14 11 94 80 64 26 13 7 34 18 0.51 Rain
21 18 17 15 15 14 13 94 87 75 19 9 2 40 31 9.91 Rain
22 19 17 13 14 12 11 94 76 50 26 12 4 39 26 0.00 Rain
23 19 17 14 15 14 13 88 79 62 31 12 6 50 29 0.00 Rain
24 17 16 14 16 14 10 100 87 68 19 9 3 39 24 5.08 Rain
25 19 13 8 12 11 7 94 78 48 31 15 10 19 10 0.00
26 21 13 6 13 9 6 100 82 40 31 13 1 14 5 0.00 Fog
27 22 14 7 13 9 6 100 79 32 31 19 0 10 5 0.00 Fog
28 18 14 12 14 13 12 94 86 74 19 10 3 47 23 58 5.08 Rain
29 17 13 9 12 10 7 94 79 49 31 13 6 19 10 0.00 Rain
30 17 12 8 12 9 8 94 80 58 19 12 10 27 13 0.76
31 17 14 13 13 12 11 94 83 68 26 10 2 61 32 72 23.11 Rain
2018 Temp. (°C) Dew Point (°C) Humidity (%) Visibility (km) Wind (km/h) Precip. (mm) Events
Jun high avg low high avg low high avg low high avg low high avg high sum
1 17 13 10 13 9 6 94 69 39 31 11 3 60 34 80 0.00 Rain

 

 

CLIENT: gaositoe mmoledi Period Exceeds 40 Days SAMPLING PERIOD    –  1-Jun-2018 28-Jul-2018
UNIT No. LOCATION FROM TO DUST MASS COLLECTED (mg) FILTER DUST mg/m2/day COMMENTS & NOTES
Result
SB2 Evac 1-Jun-2018 28-Jul-2018 206 X501 299

Table 3: Fallout Dust Results

CLIENT: gaositoe mmoledi   SAMPLING PERIOD    –  28-Jun-2018 28-Jul-2018
UNIT No. LOCATION FROM TO DUST MASS COLLECTED (mg) FILTER DUST mg/m2/day COMMENTS & NOTES
Result
SB3 Carport 28-Jun-2018 28-Jul-2018 200 X502 290

Table 4: Fallout Dust Results

CLIENT: gaositoe mmoledi   SAMPLING PERIOD    –  28-Jun-2018 28-Jul-2018
UNIT No. LOCATION FROM TO DUST MASS COLLECTED (mg) FILTER DUST mg/m2/day COMMENTS & NOTES
Result
SB4 Francis 28-Jun-2018 28-Jul-2018 200 X500 290

 

Table 5: Fallout Dust Results

Calibration and SANAS Information

The calibration is shown to four decimal places of a gram and is accurate to 0.1 mg.

 

 

 Appendix – Ligno Sulphate Information – Chryso Eco Dust 200D

DustWatch can provide quotations for this product if required and also provide advice on optimized application for different area requirements.  Gravel Roads, Haul Roads, Unpaved open areas, Stockpiles and Berms.  On site advice is available for site specific requirements and optimization.

The application spreadsheet is available here if required.

 

Notes:  (This page has intentionally been left blank)

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