Sewerage: The Designing, Construction, and Maintenance of Sewerage SystemsJ. Wiley & Sons, 1910 - 506 pagina's |
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Overige edities - Alles bekijken
Sewerage: The Designing, Construction, and Maintenance of Sewerage Systems Amory Prescott Folwell Volledige weergave - 1910 |
Sewerage: The Designing, Construction, and Maintenance of Sewerage Systems Amory Prescott Folwell Volledige weergave - 1912 |
Sewerage: The Designing, Construction, and Maintenance of Sewerage Systems Amory Prescott Folwell Volledige weergave - 1910 |
Veelvoorkomende woorden en zinsdelen
acre ammonia amount average back-filling bacteria bottom braces brick sewers brick-work capacity capita catch-basins cement cent centre chlorine cleaned combined sewers concrete connection construction contractor cost cubic feet danger deposits depth diameter discharge drain drainage-area driven effluent engineer excavation feet per second filter flowing full flush-tank flushing foot formula gallons give given grade gravel ground-water house-connection house-sewage house-sewers inches increase inlets invert inverted siphon iron joints laid least length less manhole masonry material maximum method minutes mortar necessary obtained ordinarily organic matter outlet pipe sewers placed plank Plate plumb-bob Portland cement probably pump quantities quicksand rainfall removed run-off sand septic septic tank sewage sewerage sheathing side siphon sludge soil stone storm storm-sewers storm-water stream street sub-drain sufficient surface TABLE tank templet tion trench usually velocity ventilation vertical vitrified clay pipe wetted perimeter
Populaire passages
Pagina 217 - ... due notice thereof in writing, served personally upon or left 23 at the shop, office, or usual place of abode, or with the agent of the said 24 party of the second part, and the said party of the second part...
Pagina 208 - Necessary sanitary conveniences for the use of laborers on the work, properly secluded from public observation, shall be constructed and maintained by the Contractor in such manner and at such points as shall be approved, and their use shall be strictly enforced.
Pagina 218 - IN WITNESS WHEREOF, The said party of the first part has caused these presents to be signed...
Pagina 192 - Hand Mixing. — When it is necessary to mix by hand, the mixing shall be on a water-tight platform and especial precautions shall be taken to turn the materials until they are homogeneous in appearance and color.
Pagina 191 - Mortars composed of one part Portland cement and three parts fine aggregate by weight when made into briquettes shall show a tensile strength of at least 70 per cent of the strength of 1 :3 mortar of the same consistency made with the same cement and standard Ottawa sand.
Pagina 192 - MIXING. — The ingredients of concrete shall be thoroughly mixed to the desired consistency, and the mixing shall continue until the cement is uniformly distributed, and the mass is uniform in color and homogeneous.
Pagina 194 - ... walls or sewers, none but whole, sound brick shall be used. For manholes, flush-tanks, and similar work, a limited number of half-brick may be used, not to exceed J of the whole in any case. Unless the Engineer direct otherwise, each brick shall be thoroughly wetted immediately before being laid. It shall be laid with a full, close joint of cement mortar on its bed, ends, and side at one operation. In no case is mortar to be slushed in afterward. Special care shall be taken to make the face of...
Pagina 210 - ... said contractor, under and by virtue of this agreement or any part thereof, and in case such expense is less than the sum which would have been payable under this contract, if the same had been completed by...
Pagina 216 - Boston, for or on account of any injuries or damages received or sustained by any party or parties, by or from the said Contractor, his servants or agents...
Pagina 217 - District until such suits or claims for damages, as aforesaid, shall have been settled, and evidence to that effect furnished to the satisfaction of the said Board of Trustees.