Examples of Pit dewatering in a sentence
A zone within 50m of the low tide mark adjacent to the seawall at Arbitration Cove is assigned a moderate level of protection and the mixing zone around the Main Pit dewatering discharge is an area of low protection (Figure 2).
Pit dewatering and borefield – assumed lower range of specific yieldScenario 1 was completed with pit development over a period of 21 years.
Pit dewatering and borefield – assumed upper range of specific yield A sensitivity/uncertainty scenario was completed using the same mine details as summarised above, however a specific yield of 0.02 for weathered greenstone as the upper limit in this environment.
Pit dewatering sumps will be progressively established at the interface between the tailings and mining zones to facilitate water recovery from tailings, seepage, and precipitation.The initial slimes storage facility will be located on the north eastern side of the WCP.
It was explained that NGRL would only harvest water from the Pra River, Boreholes and Pit de-watering by means of electrical pumps to water reservoirs and tanks for use at the plant/camp sites during mill processing and as portable water for consumption.
A runoff coefficient of 0.4 is assumed for the months of June to September;▪ Drainage areas corresponding to a time period close to the mine end of life are considered as shown on map 4; and▪ Pit dewatering occurs year long.
Pit dewatering, required to extract the limestone material, will create a discharge of comingled groundwater and stormwater.
Pit dewatering is proposed to be managed using sumps and pontoon mounted pumps.
Pit dewatering may affect the rate of groundwater discharging to the area north of the proposed Redmond 2B pit if it falls within the dewatering zone.
This explains why breaches of the PPP rule are common in the short run.