Day 17 – Friday 08/03/2019
06:30 hours pre-start
07:00 hours calibration of air samplers
07:15 hour placement of air samplers adjacent to areas 1 and 2
07:20 hours inspection of liner on area 3 found to be satisfactory:
09:00 hours PM10s across site between 0.01 and 0.20 mg/m3 i.e. low dust levels.
Levels of dust upwind compatible to levels of dust downwind i.e. dust is not migrating offsite.
10:00 hours – area 6 liner being installed
Day 16 Thursday 07/03/2019
07:30 hours pre-start
07:45 hours calibration of air samplers
08:00 hours placement of air samplers across the site
08:15 hours wind speed and direction: no breeze i.e. 0 m/s – ideal for placement of liner materials.
08:30 hours check of liner installation in area 6, work progressing well. Lack of wind makes job easier.
09:00 hours no change in wind speed i.e. almost no breeze
10:00 hours PM10S across site typically low i.e. no dust migrating offsite
11:00 hours check of all areas and moving of sprinklers
12:00 hours check of air sampler flow rates, okay
13:00 hours PM10s across site still very low less than 0.02 mg/m3
Day 15 Wednesday 06/03/2019
07:15 hours pre-start
07:30 hours calibration of air samplers
07:40 to 07:45 hours placement of air samplers across the site
08:00 hours wind speed and direction, 0 to 1 m/s ESE
10:00 hours workers from the Australian Liners arrive onsite and commence site preparations
12:00 hours PM10s between 0.01 and 0.025 mg/m3 across the site
13:00 hours wind speed and direction 0 to 1 m/s ESE
14:00 check of all areas sprinklers moved, no dust migrating offsite.
Day 14 Tuesday 05/03/2019
07:00 hours inspection of worksites and placement of sprinklers for dust suppression
07:45 hours calibration of air samplers
08:00 hours placement of air samplers across worksites.
09:00 hours wind speed and direction 0 to 2 m/s ESE
10:00 hours PM10s real time dust levels across site: 0.010 mg/m3 to 0.025 mg.m3. Values upwind approximate values downwind i.e. dust does not appear to be migrating offsite.
10:30 hours moving sprinklers for dust suppression to various locations i.e. coverage
12:00 hours PM10s real-time dust levels across site: 0.010 mg/m3 to 0.025 mg.m3. Values upwind approximate values downwind i.e. dust does not appear to be migrating offsite.
14:00 hours check of air samplers, flow rates as calibrated
Day 13 Monday 04/03/2019
07:00 hours inspection of worksites and placement of sprinklers for dust suppression
07:45 hours calibration of air samplers
08:00 hours placement of air samplers across worksites.
09:00 hours wind speed and direction 0 to 2 m/s SE
10:00 hours PM10s dust monitoring across site 0.01 mg/m3 to 0.03 mg/m3, upwind and down-wind levels approximately the same.
12:00 hours inspection of worksites and moving sprinklers for further coverage of worksites.
14:00 hours PM10s dust monitoring across site 0.01 mg/m3 to 0.03 mg/m3, upwind and down-wind levels approximately the same.
Day 12 Sunday 03/03/2019
07:00 hours inspection of worksites and placement of sprinklers for dust suppression
07:45 hours calibration of air samplers
08:00 hours placement of air samplers across worksites.
09:00 hours wind speed and direction 0 to 2 m/s ESE
10:00 hours PM10s dust monitoring across site 0.01 mg/m3 to 0.025 mg/m3, upwind and down-wind levels approximately the same.
Day 11 Saturday 02/03/2019
No machine activity on worksite for this day. Dust suppression with water at various areas across the site.
08:00 hours placement of sprinklers across site
08:30 hours calibration of air sampling pumps
09:00 hours air samplers placed across site
09:30 hours wind strength and direction 0 to 3 m/s ESE
10:00 hours PM10s between 0.05 and 0.03 mg/m3 across the site, upwind and downwind values approximately the same.
11:30 hours sprinklers turned off as all areas now very moist.
13:00 hours PM10s between 0.05 and 0.025 mg/m3 across the site, upwind and downwind values approximately the same.
15:00 hours PM10s between 0.05 and 0.03 mg/m3 across the site, upwind and downwind values approximately the same.
Day 10 – Friday 01/03/2019
No machine activity on worksite for this day. Dust suppression with water at various areas across the site.
06:45 hours calibration of air sampling pumps
07:00 hours placement of air sampling pumps across site
08:00 hours inspection of dust suppression across site
08:15 hours wind strength and direction 0 to 1 m/s ESE
09:00 hours PM10S upwind and downwind approximately the same i.e. 0.01 to 0.025 mg/m3
10:00 hours inspection of all areas and movement of sprinklers to various areas.
12:00 hours PM10s upwind and downwind approximately the same i.e. 0.01 to 0.025 mg/m3. No significant change in values upwind and downwind.
14:00 hours wind strength increased to between 0.5 and 3 m/s from ENE
14:30 PM10s upwind and downwind approximately the same i.e. 0.01 to 0.025 mg/m3. No significant change in values upwind and downwind.
Day 9 – Thursday 28/02/2019
06:30 hours pre-start
06:45 hours wind speed and direction, 0 to 0.5 m/s ESE
-7:00 hours placement of air samplers A2, A3, A4, and A5
07:30 hours real time dust survey (PM10s) 0 to 0.10 mg/m3 across the site including upwind and downwind of work areas i.e. satisfactory
08:00 hours photographs of site
08:30 hours first loads of topsoil for today, placement of sprinklers to suppress dust.
09:00 to 11:00 hours check of PM10s upwind and downwind of all job sites found little difference in values (i.e. no dust migrating offsite). Levels of dust between 0 and 0.025 mg/m3
11:00 to 15:00 change in wind direction to ENE at between 0 and 3 m/s
11:00 to 15:00 hours PM10s between 0 and 0.3 mg/m3 upwind and downwind.
