Show COLORADO RIVER DREDGING CO miner kingman arizona it is understood that the big colorado side of the river dredger on the arizona river near eld eldorado orado canyon is in operation of values is being saving and that a good made the plant is rated at ab about out cubic yards of ground an hour or cubic yards per day but this is probably a high estimate few dredges averaging above 2000 yards daily the plant is operated with a suction and of course the fine gold contained in the gravel and I 1 silt of the river will readily be carried up to the amal gama tors the plant is larger than any made for the rivers of california or the snake river of idaho but the manner of dredging is much different and until it is fully demonstrated to be a success dredger people will stick to the old line dredger which has proven so s successful on the american and other rivers of california the dredger of the colorado river dredging company is said to be one of the largest machines built on the coast and the suction dredge was put in under guarantee to handle the silts sand and moderately heavy material that may be found on the bottom of the river for the present the company is operating the bars of the river which a tew few years ago were worked by miners with rockers and sluice boxes |