. American engineer and railroad journal . dam consistsof a masonry wall, ofthe section shown infig. 6, rising 7 the river-bed atthe highest point, andsunk about 3 ft. be-low it. The founda-tion consists of adouble row of brickwells only 5-| ft. indepth. The masonryextends back from themain wall 22 ft. in theform of an apron, andbeyond this there are9 ft. of riprap. Theriver-bed is of fine sand. While this dam cuts off the current of the Coleroon en-tirely in low water, it has little effect in floods rising 10 low-water level. 6. Tht: Beswarah Dam.—This dam is on the Kistna,a
. American engineer and railroad journal . dam consistsof a masonry wall, ofthe section shown infig. 6, rising 7 the river-bed atthe highest point, andsunk about 3 ft. be-low it. The founda-tion consists of adouble row of brickwells only 5-| ft. indepth. The masonryextends back from themain wall 22 ft. in theform of an apron, andbeyond this there are9 ft. of riprap. Theriver-bed is of fine sand. While this dam cuts off the current of the Coleroon en-tirely in low water, it has little effect in floods rising 10 low-water level. 6. Tht: Beswarah Dam.—This dam is on the Kistna,about 60 miles from its mouth and near the head of thedelta, at a point where the river is shut in two ranges ofhills about 4,000 ft. apart. The depth of the river variesfrom 5 to 6 ft. in the dry season and to 30 and sometimes40 ft. during the monsoons. The dam consists of a mass of loose stone rising to aheight of 23 ft. above the lowest point of the bed and 14ft. above low-water level. The dam is in all 3,750 ft. long ;lK Wart-. Marorft Da>n. /^«.3. o-y OKU DaTH. Delx-. JOiJ, XfiiK Water. fig. D. G)\rrocr\ Dftin-
Size: 2195px × 1139px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
