Show good highways OIL SPRAY SOLVES PROBLEM shifting sana dunes form serious obstacle to improved road making in northwest shifting sand dunes which cover tap a highway soon after it I 1 completed have formed a serious obstacle to improved road building in some parts of the country particularly in the northwest to remedy the evil the bureau of public roads of the united baates department of agrical ture has employed a more extensive application of the agency that has been used in the past to lay dust on ordinary highways oil fifty ahree miles of construction of the columbia river highway from the dalles eastward lies through sandy an improved hoad in the northwest country in many places of a volcanic ash as light as floor As fast as cuts are opened up and fills made in this light soil the wind whips out the fill slopes and sand dunes creep into rock cuts completely blocking the road oil Is the only agency yet found to stop the trouble the equipment used to spray ate crude oil consists of two supply tanks or drums in which the oil Is carried from the storage tank at the railway siding and a tractor which the oiling rig and supplies the steam through a hose to the compressor tank which Is carried on a trailer the oil Is heated by the steam and forced through a hoe with a nozzle consisting of a half inch pipe the steam atomizes the oil and sends it in a fine spray for feet or more depending on whether the spray Is projected in the direction of the wind or against it for obvious reasons spraying Is usually carried on in the direction of the wind where sufficient oil Is used this means of controlling the sand dunes Is very and it Is believed that the cost will not be excessive though exact figures are not obtain able at this time NEW AND GOOD ROADS BUILT needs of commercial interests of as well as farmer have been considered wonderful progress la being made in constructing a great network of good roads throughout the country the needs of commercial interests of tourist as well as the farmer have been consulted in designing tills tern it has long been a reproach that american roads were interior to those of most european countries but this condition of affairs Is now being corrected in 1910 the government appropriated to be spent in five installments the last of which amounting to was to be released july 1 1919 and tills has since been increased by an additional up to may 1 plans bad been approved for building miles of road or nine ames the distance from new york to san francisco and of this 13 were actually under construction boys life TEST durability OF ROADS government bureau of road building has constructed stretch of roadway at arlington in order to accurately determine the durability of the various kinds of roadway the government bureau of road building has constructed a stretch d roadway at arlington representing all the different methods of road building and over this a heavy machine Is drawn bacic and forth by cable this Is supposed to reproduce the action of vehicles passing over it and the results are carefully noted and compared the result of the operations will be used as a guide to the expenditure of nearly which will be made under government auspices |