Show tl ats VALUABLE FOR folt ROAD BUILDING in the tho construction of permanent highways considerable attention Is being drawn at the present time to the effect eaf act ot of alk alired eolla soils on n concrete road babie u tho the united states bureau ot of standards tn in technologic paper no tn in discussing the tile durability ot of cement drain tile and concrete Coq crete in soils throve we game il 11 lumina ruminating ting light on the situation tile under study wore were placed in 1913 in eight alkali bearing dipti lets ot of the west according to the conclusions of thie this latest deport the beat quality ot of concrete when exposed to revere alkali attacks and ancl installations of concrete in soils contal nue more than 0 1 per cent of salts of the sulphate type should bo be preceded by an examination of at surrounding conditi conditions cris this report la is of utmost importance to state 8 i which ean template mhd laying 0 ut f permanent across net stretches of 0 land containing alkali deposits A man a good deal ot of timo time knocking hia his own automobile to but ho he nover wants anybody else to knock it ka Ric tusa have wings I 1 is I 1 r saying but they dont don t tie n afe wings much what with in ino lie and everything P h |