. The street railway review . ount of stone :i 1-2- inorlar wouki llusli. We Ihiieforeonly ex|>erimenled willi inorlar so proportioned, and Mr. Snnlhcrfound that one barrel of cement (taken at 4 cu. fl.) plus 8 cu. fl. ofsand, and mixed with sixteen gallons of water, made cii. fl of 406 STREET RAILWAY REVIEW. XIII. No. ;. inorLir. Mr. Souther tlicn |>nK:tiikMl to rxpcriinciit its to how iiuiclilirokcii stoiic the !-.■ mortar woiili! tlll^h, hnving i-.|.)lili> iK-forv-liaiiil that till- «toiu- III iX|H-rinu-iiti(l with coiilaiiiiil voiiU of ;IHT cent. With this pcr
. The street railway review . ount of stone :i 1-2- inorlar wouki llusli. We Ihiieforeonly ex|>erimenled willi inorlar so proportioned, and Mr. Snnlhcrfound that one barrel of cement (taken at 4 cu. fl.) plus 8 cu. fl. ofsand, and mixed with sixteen gallons of water, made cii. fl of 406 STREET RAILWAY REVIEW. XIII. No. ;. inorLir. Mr. Souther tlicn |>nK:tiikMl to rxpcriinciit its to how iiuiclilirokcii stoiic the !-.■ mortar woiili! tlll^h, hnving i-.|.)lili> iK-forv-liaiiil that till- «toiu- III iX|H-rinu-iiti(l with coiilaiiiiil voiiU of ;IHT cent. With this pcrcoiitagf of voids it is apiKirciil that of mortar would (lush thcorotically cu. ft. of hrokcu following is an extract from Mr. Southers reiK>rt of Oct. i.^. /\ practical determination <if the amount of stone that 1 to Jmortar will flush was ma ft. IivO fl «rri in:i<Uv :tiid wt-rr tllli-il with llirn- «li(TiTi-iit ntixlnrr^ ^mr^l ^pfOf^i. »j9ir Srcr/tp/v //^i /■ Si UVf TtOJV concrete, made in duplicate as follows. These were rammed in thelK>xes as nearly level as possihie and the volume of concrete meas-ured hy taking ij p<iints along the edge and 4 through the depth heing taken as the average. Sample No. i, mixed Septcml)er 26, i8g9, at 4 p. m.; i harrel uf.\tlas ceniciit. 8 cu. ft. of sand and 16 cu. ft. of stone mixed with 16gallons of water, after ramiuing gave a depth in box of ft., ora volume of cu. ft. Sample No. 2, mixed Sept. 27, 1899. at 8:30 a. m.: same mixtureas No. I; gave depth of ft., or a volume of cu. ft. Sample No. 3. mixed Sept. 27. 1899. at 9:30 a. m.; I barrel of .At-las cement, 8 cu. ft. of sand and 24 cu. ft. of stone with 16gallons of water; gave a depth in box of ft., or a volume of 24,2cu. ft. Sample No. 4; mixed Sept. 27, 1899, at 11 a. m.; same asNo. 3; gave a depth in lx)x of ft., or a volume of cu. ft. Sample No. 5. m
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
