Report on Steam Carriages, Issue 1

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Duff Green, Printer, 1832 - Canals - 346 pages
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Documents in relation to the comparative merits of canals and railroads, submitted by Mr. Howard, of Maryland, p. [147-226] -- Documents in relation to the comparative merits of canals and railroads, p. [227]-323 -- Additional documents, p. 324-346.

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Page 15 - ... 2. That at this rate they have conveyed upwards of fourteen passengers. 3. That their weight, including engine, fuel, water, and attendants, may be under three tons. 4. That they can ascend and descend hills of considerable inclination with facility and safety.
Page 309 - I deem the duty, now performed at the request of the president and directors of the Chesapeake and Ohio Canal Company, and the corporations of the District of Columbia, one of the most fortunate incidents of my life.
Page 221 - The manner of the carriage is by laying rails of timber, from the colliery, down to the river, exactly straight and parallel ; and bulky carts are made with four rowlets fitting these rails ; whereby the carriage is so easy that one horse will draw down four or five chaldron of coals, and is an immense benefit to the coal merchants.
Page 8 - ... carriages. Mr. Gurney has given the following specimens of the oppressive rates of tolls adopted in several of these acts: On the Liverpool and Prescot road* Mr. Gurney's carriage would be charged 2 8s.
Page 15 - Sufficient evidence has been adduced to convince your committee — 1. That carriages can be propelled by steam on common roads at an average rate of ten miles per hour. 2. That at this rate they have conveyed upwards of fourteen passengers.
Page 4 - Tolls to an amount which would utterly prohibit the introduction of steam-carriages, have been imposed on some roads; on others, the trustees have adopted modes of apportioning the charge which would be found, if not absolutely prohibitory, at least to place such carriages in a very unfair position as compared with ordinary coaches.
Page 4 - Committee to believe that the substitution of inanimate for animal power, in draught on common roads, is one of the most important improvements in the means of internal communication ever introduced. Its practicability they consider to have been fully established ; its general adoption will take place more or less rapidly, in proportion as the attention of scientific men shall be drawn by public encouragement to further improvement.
Page 79 - TAKING wheels completely iu the abstract, they must be considered as answering two different purposes. First, they transfer the friction which would take place between a sliding body and the comparatively rough uneven surface over which it slides, to...
Page 9 - The difficulties, according to Mr. Gurney, are of a practical nature, and only in the ' difficulty of management of a large engine.' In proportion as we augment the power of the engines, we must increase their strength, and consequently their weight; the greater weight will be a material diminution of their efficiency. To a certain extent the power may be increased in a greater ratio than the weight, but with our limited knowledge of the application of steam, and with the present formation of the...
Page 82 - I have termed efficiency, is, as actual force, multiplied by velocity, and the consumption of fuel in a given time will be in the same proportion, but the time of performing a given distance being inversely as the velocity, the expenditure of fuel will theoretically be constant for a given distance, and very nearly so in practice. The power requisite for moving bodies through water is...

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