 | Dennis Hart Mahan - 1846 - 378 pages
...make the culvert in the shape of an inverted syphon, and it is therefore termed a broken-back culvert. If the water of the brook is generally limpid, and...the cut .are faced with masonry laid in hydraulic morlar. A sliding gate, fitted into two grooves made in the side walls, is manoeuvred by a rack and... | |
 | Dennis Hart Mahan - 1855 - 448 pages
...make the culvert in the shape of an inverted syphon, and it is therefore termed a broken-back culvert. If the water of the brook is generally limpid, and...grooves made in the side walls, is manoeuvred by a rack end pinion, so as to regulate the quantity of water to be let in. The water of the feeder, or brook,... | |
 | Dennis Hart Mahan - 1867 - 428 pages
...make the culvert in the shape of an inverted syphon, and it is therefore termed a broken-back culvert. If the water of the brook is generally limpid, and...masonry laid in hydraulic mortar. A sliding gate, fitted irto two grooves made in the side walls, is manoeuvred by a rack rnd pinion, so as to regulate the... | |
 | Dennis Hart Mahan - 1871 - 470 pages
...make the culvert in the shape of an inverted syphon, and it is therefore termed a broken-back culvert. If the water of the brook is generally limpid, and...masonry laid in hydraulic mortar. A sliding gate, lilted into two grooves made in the side walls, is manoeuvred by a rack rnd pinion, so as to regulate... | |
 | Dennis Hart Mahan - 1871 - 456 pages
...make the culvert in the shape of an inverted syphon, and it is therefbre termed a broken-back culvert. If the water of the brook is generally limpid, and...and bottom of the cut are faced with masonry laid in hy« draulic mortar. A sliding gate, fitted into two grooves made in the side walls, is manoeuvred... | |
 | Junius Brutus Wheeler - 1876 - 502 pages
...the stream is limpid, and its current gentle, it may be received into the canal. Its communication with the canal should be so arranged that the water...off or let in at pleasure, in any quantity desired. In cases where the line of the canal is crossed by a torrent, which brings down a large quantity of... | |
 | Junius Brutus Wheeler - 1876 - 504 pages
...the stream is limpid, and its current gentle, it may be received into the canal. Its communication with the canal should be so arranged that the water...off or let in at pleasure, in any quantity desired. In cases where the line of the canal is crossed by a torrent, which brings down a large quantity of... | |
 | Junius Brutus Wheeler - 1876 - 504 pages
...the stream is limpid, and its current gentle, it may be received into the canal. Its communication with the canal should be so arranged that the water...off or let in at pleasure, in any quantity desired. In cases where the line of the canal is crossed by a torrent, which brings down a large quantity of... | |
 | Junius Brutus Wheeler - 1876 - 504 pages
...the stream is limpid, and its current gentle, it may be received into the canal. Its communication with the canal should be so arranged that the water may be shut <iff or let in at pleasure, in any quantity desired. In cases where the line of the canal is crossed... | |
 | Dennis Hart Mahan - 1877 - 642 pages
...the culvert in the shape of an inverted syphon, and it is therefore termed a brofeerirback culvert. If the water of the brook is generally limpid, and...fitted into two grooves made in the side walls, is mano3iivred by a rack and pinion, so as to regulate the quantity of water to be let in. The water of... | |
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... culvert. If the water of the brook is generally limpid, and its current gentle, it may, in the last case, be received into the canal. The communication of the brook, or feeder, with the canal, should be so arranged that the water may be shut off,... 