Appendix B Activities for the Gloucester subregion

B.1 Life-cycle stages and activities for coal seam gas operations

Table 18 Unique activities (for coal seam gas operations) during exploration and appraisal life-cycle stage for the Gloucester subregion

Activity
Abandonment
Construction of access roads and easements (e.g. for drilling rigs and equipment)
Drill cutting disposal
Drill stem testing (extraction)
Drilling and coring
Fuel and oil
Ground-based geophysics
Materials delivery and storage
Power and communications
Pump testing
Site clean-up and rehabilitation
Site preparation
Slug testing (injection)
Surface core testing
Surface water and mud storage and evaporation
Temporary Accommodation, administration, workshop, depots, service facilities

Table 19 Unique activities (for coal seam gas operations) during construction life-cycle stage for the Gloucester subregion

Activity
Accommodation, administration, workshop, depots, service facilities
Brine storage ponds, pumps and water disposal pipelines
Cementing and casing
Construction of access roads and easements (e.g. for drilling rigs and equipment)
Drill cutting disposal
Drill stem testing (extraction)
Drilling and logging
Fuel and oil
Fuel and oil storage facilities
Gas-gathering pipeline networks
Gas and water-gathering pipeline networks (well to processing plant)
Gas compression stations
Gas processing plant
Groundwater monitoring bore construction
Groundwater supply bore
Hydraulic fracturing
Hydraulic fracturing concentrate delivery
Hydraulic fracturing fluid injection and disposal
Hypersaline brine ponds
Materials delivery and storage
Perforation
Power and communications
Power generation facility (for processing plant)
Remediation
Sewage treatment and disposal
Site preparation
Surface water and mud storage and evaporation
Treated water pond
Trunk gas pipelines and associated easements (processing plant to town)
Water treatment plant (RO, fixed resin, fixed disc, electrochemical, etc)

Table 20 Unique activities (for coal seam gas operations) during production life-cycle stage for the Gloucester subregion

Activity
Accommodation, administration, workshop, depots, service facilities
Brine storage ponds, pumps and water disposal pipelines
Fuel and oil
Fuel and oil storage facilities
Gas-gathering pipeline networks
Gas and water-gathering pipeline networks (well to processing plant)
Gas compression stations
Gas processing plant
Groundwater monitoring bore construction or expansion
Groundwater supply bore
Hypersaline brine ponds
Materials delivery and storage
Operation access roads and easements (e.g. for drilling rigs and equipment)
Power and communications
Power generation facility (for processing plant)
Sewage treatment and disposal
Staff movement and activities
Treated co-produced water disposal
Treated water pond
Trunk gas pipelines and associated easements (processing plant to town)
Untreated co-produced water storage, processing and disposal (pilot stage only)
Water and gas extraction
Water treatment plant (RO, fixed resin, fixed disc, electrochemical, etc)

Table 21 Unique activities (for coal seam gas operations) during decommissioning life-cycle stage for the Gloucester subregion

Activity
Fuel and oil
Materials delivery and storage
Pressure concrete completion
Pressure concrete durability
Process production plant
Sewage treatment and disposal

Table 22 Unique activities (for coal seam gas operations) during work-over life-cycle stage for the Gloucester subregion

Activity
Materials delivery and storage
Site preparation
Waste disposal
Water sourcing (for injection)

Table 23 Unique activities (for open-cut coal mines) during exploration and appraisal life-cycle stage for the Gloucester subregion

Activity
Abandonment
Drill cutting disposal
Drilling and coring
Ground-based geophysics
Materials delivery and storage
Site clean-up and rehabilitation
Site preparation and construction for drilling activities
Slug testing (injection)
Surface core testing
Surface water and mud storage and evaporation
Temporary accommodation, administration, workshop, depots, stock piles, service facilities

Table 24 Unique activities (for open-cut coal mines) during development life-cycle stage for the Gloucester subregion

Activity
Administration, workshop, service facilities (construction phase)
Creek diversions, levee bunds, creek crossings
Creek line diversion
Dam construction
Dam construction for freshwater storage
Dam construction for mine water storage
Dam construction for tailings storage
Groundwater monitoring bore construction
Groundwater supply bore
Haul road construction
Mine dewatering, treatment, reuse and disposal
Off-lease and on-lease roadways (construction phase)
Power, water and communications network: connection to existing grids
Rail easement construction
Rainwater and runoff diversion
Temporary diesel generators (construction phase)
Topsoil and waste rock dump site preparation
Waste byproduct: treatment of water
Waste rock blasting, excavation and storage

Table 25 Unique activities (for open-cut coal mines) during production life-cycle stage for the Gloucester subregion

Activity
Coal excavation
Coal on-site processing
Coal on-site transport
Coal on-site transport: stockpiles
Coal processing waste material: handling, transport, storage
Daily operational use of roads: haulage, inspection, maintenance, etc.
Groundwater monitoring bore construction or expansion
Haul road construction
Materials storage facilities (e.g. fuel, oil and explosives)
Mine dewatering, treatment, reuse and disposal
New haul road construction
Off-lease and on-lease roadways
Onsite mine equipment storage
Pit backfill (in-pit dump)
Pit wall (stabilisation) dewatering, treatment, reuse and disposal
Product coal stockpiling
Run-of-mine (ROM) plants
Tailings decant water dam
Topsoil excavation and storage
Waste rock blasting, excavation and storage

Table 26 Unique activities (for open-cut coal mines) during closure life-cycle stage for the Gloucester subregion

Activity
Dismantling and removal of built infrastructure
Pit backfill
Post-closure mine site decontamination
Post-closure water filling the pit
Water management structures (dams, levee bunds and diversions)

Table 27 Unique activities (for open-cut coal mines) during rehabilitation life-cycle stage for the Gloucester subregion

Activity
Groundwater monitoring bore: mine closure
Recontoured landforms (slopes, gradients, etc.)
Recontoured landforms (slopes, gradients, etc.): from building, rail and road infrastructure
Revegetation

Last updated:

18 October 2018