File:Sanitary engineering - a guide to the construction of works of sewerage and house drainage, with tables for facilitating the calculations of the engineer (1878) (14579465127).jpg

Identifier: sanitaryengineer00lath (find matches)
Title: Sanitary engineering : a guide to the construction of works of sewerage and house drainage, with tables for facilitating the calculations of the engineer
Year: 1878 (1870s)
Authors: Latham, Baldwin, d. 1917
Subjects: Sewerage Sewage Drainage, Sanitary
Publisher: London New York : E. & F.N. Spon
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School

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Text Appearing Before Image:
e thirdflush the whole were found to have passed a distanceof 1300 feet from the gate. With the whole bricks wehad time only for two flushes. After the first flush thenearest brick was 248 feet from the gate, and thefarthest was 760 feet distance. The second flushmoved the whole of the bricks, the foremost 160 feetfarther, and the hindermost 40 feet. The time was now come when the holes were to beopened for taking the depths of the deposit again; theresult of which shows that flushing from the Finsburysewers through the Tower Hamlets sewers does notincrease the amount of deposit in the latter, but thecontrary; and the result of the particulars taken atEhodeswell Common evidenced the fact that the extra-ordinary head of flush-water of the Finsbury sewer inHackney Road is beneficially felt through the wholeof the 2 miles and 3 furlongs of the Tower Hamletssewer, and doubtless thence to the river Thames. .BALDWIN LATHAMS SANITARY ENGINEERING. PLATE WXK. HOUSE -DRAINAGE AST) WATER-SUPPLY.
Text Appearing After Image:
Lonicm.-. E.&EN. Spon, 4fS, Charing Cros . ma; K4\ hU ( 307 ) CHAPTEE XXVIII. VENTILATION OF SEWEES AND DEAINS. The evil effects of sewer air upon public health were Evil effects ofknown in the ages of antiquity, for it appears from Jus- ^wnTotinians Digest, which was completed in the year 555, ancients,that, quoting Ulpian, The Praetor took care that allsewers should be cleaned and repaired, for the healthof the citizens, because uncleaned or unrepaired sewersthreaten a pestilential atmosphere, and are dangerous.It is also plain that the Eomans had a clear knowledge Roman ventn.i-of the necessity of ventilation for underground conduits, J^^1111as may be seen in the provisions they made in the conduits.construction of their aqueducts whenever they passedbelow the level of the ground. On examining theseancient works, it is found when aqueducts contouredthe side of a hill, putes, or shafts, were sunk, to allowthe vapours which arose to be discharged. Many ofthese shafts were steined

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