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acre angle average Avoirdupois Bossut bottom Buat calculated catchment catchment basin cent centre channel coeffi coefficient of discharge coefficient of velocity column contraction crest cubic feet cubic foot cylindrical diagram diaphragm discharge in cubic Ditto drainage effect elevation engine engravings equal equation erogation experiments Falls per mile feet per minute feet per second find the discharge flowing folio foot formula found from Table friction gallons give given head due heads measured horizontal hydraulic inclination hydraulic mean depth inches per second increase Interpolated junction length loss of head maximum mean radius mean velocity morocco multiplied nearly notch orifice of entry overfall pipe practical quantity of water rain-fall ratio rectangular reservoir River Robe rivers sewers short tube square square mile submain supply theoretical thin plate tion vary velocity of approach velocity of discharge water wheels weir wheel width
Page 12 - HODGKINSON'S RESEARCHES, separate, price 6s. Hydraulics. HYDRAULIC TABLES, CO-EFFICIENTS, and FORMULA for finding the Discharge of Water from Orifices, Notches, Weirs, Pipes, and Rivers. With New Formulae, Tables, and General Information on Rain-fall, Catchment-Basins, Drainage, Sewerage, Water Supply for Towns and Mill Power. By JOHN NEVILLE, Civil Engineer, MRIA Third Edition, carefully revised, with considerable Additions. Numerous Illustrations. Cr. 8vo, 14^. cloth. " Undoubtedly an exceedingly...
Page 19 - Strength of Cast Iron, &c. A PRACTICAL ESSAY on the STRENGTH of CAST IRON and OTHER METALS...
Page 9 - AN OUTLINE OF THE METHOD OF CONDUCTING A TRIGONOMETRICAL SURVEY. For the Formation of Geographical and Topographical Maps and Plans, Military Reconnaissance, LEVELLING, &c., with Useful Problems, Formulae, and Tables.
Page 11 - The third edition, with an Appendix, containing the principles and practice of constructing the Royal and Mercantile Navies, as invented and introduced by Sir ROBERT SEPPINOS, Surveyor of the Navy.
Page 381 - The aperture being the same, the effect will be nearly as the cube of the velocity of the water.
Page 126 - This formula is submitted at present temporarily, as being accurate enough for use for ordinary practical purposes, for the measurement of water by notches similar to the one experimented on, and for quantities of water limited to nearly the same range as those in the experiments ; but as being, of course, subject to amendment by more perfect experiments extending through a wider range of quantities of water.
Page 17 - Mathematical and Drawing Instruments. A TREATISE ON THE PRINCIPAL MATHEMATICAL AND DRAWING INSTRUMENTS employed by the Engineer, Architect, and Surveyor. By FREDERICK W. SIMMS, FGS, M. Inst. CE, Author of "Practical Tunnelling,
Page 20 - RIFLED ORDNANCE : A Practical Treatise on the Application of the Principle of the Rifle to Guns and Mortars of every calibre. To which is added a new theory of the initial action and force of Fired Gunpowder. By LYNALL THOMAS, FRSL Fifth edition, revised.
Page 123 - ... and laterally, so as to form a bottom to the channel of approach, which will both be smooth and will serve as the lower bounding surface of a passage of approach, unchanging in form, while increasing in magnitude at the places, at least, which are adjacent to the vertex of the notch. The floor may...