BOSTON’S NEW AMOSKEAG ENGINE
Before a large party of chiefs and firemen, Bosto_____’s new first-size Amoskeag steam fire engine has just been tested at the city water works, and with the following results The engine drafted water five feet. With two and one-half gauges of water at natural temperature in the boiler. 100 pounds of steam was made in six and three.quarter minutes from the time that the smoke appeared above the dome. The average steam pressure was 120 pounds in all the tests. One line of three-inch hose, 150 feet, with one and one-quarter nozzle, showed water pressure 320 pounds. With two lines of hose, 150 feet each, one of three-inch and one’of two and one-half inches, siamesed into a one and one-half-inch nozzle, it showed a water pressure of 225 pounds. With two one and one-half-inch nozzles through the same lines of hose, it showed a water pressure of 140 pounds. In the test for the speed and capacity of the engine, the electrical speed indicator was used to show what speed Jwas attained , The greatest speed indicated was 492 revolutions in one minute. The capacity test showed a delivery of 1,094 gallons in one minute. (The maker’s guarantee was 900 gallons). The trial was completely successful, the engine being promptly accepted and placed in’commission, as engine No. 25, in the heart of the city.
The Newark, N. J., fire commissioners have also contracted with the Manchester Locomotive works for one-third size, latest improved, Amoskeag steam fire engine.