Page images

New Use for the Auto A

NEW departure in the development

of the automobile truck has been tried by the Bell Telephone Company with great success. Every one is familiar with the enormous winch wound around with lead piping which is laboriously unwound by muscular laborers for burial in the subway. The old process of pulling overhead and underground cables is entirely done away with by the use of the auto-truck. The truck is equipped with two winches, which, for underground work have a speed of 50 feet per minute and a pulling strength of 5,000 pounds, while in aërial work this is increased to 150 feet per minute with a pulling the winches, may be varied according to strength of 5,000 pounds.

conditions. The winches are operated by the same As an instance of the great saving in motive power that drives the car. A time and labor, it may be stated that, unseparate clutch is provided, which makes der the old-style hand-winch process, it possible to connect or disconnect the eight persons were required to operate


OLD METHOD or PULLING CABLES. Laborious and tiresome. It required eight persons to operate each winch, which pulled but fifteen feet

per minute.

[graphic][subsumed][subsumed][ocr errors][merged small][merged small][merged small]
[merged small][graphic][subsumed][merged small][merged small][merged small][merged small][graphic][merged small][graphic][graphic][merged small]

A Query
Juno, they say, was ox-eyed;

Now, don't you think it true,
Were she a dame of those times,
She'd be peroxide, too?


time?'" "No, dear, not always," replied mamma; "they sometimes begin with ‘My love, I have been detained at the office again tonight.'”—Glasgow News.

Pre-empted WEARY WILLIE—Can yer swipe a ride under an auto?

No Shade for Pat Pat: "I'm afther bidding you good-bye, Moike. It's to Panima for me. Shure, four dollars a day workin' on the canal looks like a gold mine beside the one dollar and twenty cents in Ameriky.”

Mike: “But, Pat, do you mind that Panima is one of the hottest places in the world ? It's one hundred and twenty in the shade most every day.”

Pat: "You don't suppose that I'm such a dommed fool as to stay in the shade all the time, do you?”—Magazine of Fun.

[blocks in formation]
[merged small][merged small][merged small][merged small][merged small][merged small][merged small][merged small][graphic][merged small][merged small][merged small]

Great Drawbridge Towed to


By John G. Mueller


VOR the completion of the west barges on the water end, and then pulled

branch of New York's great sub- into position and anchored. This was way, which is now running from done without disturbing traffic.

the Battery to the Harlem ship Both draws are 272 feet long, the old canal (commonly known as the Harlem one weighing 1,200 tons and containing river) at Kingsbridge—a distance of a steam operating outfit in the turret. fourteen and one-quarter miles—it was Four barges, having a combined capacfound necessary to replace the old draw- ity of 2,500 tons, were securely lashed in bridge at this point with a double- pairs, and loaded to the required height decked structure specially designed to ac- with suitable heavy blocking, as seen uncommodate the subway train traffic, der the draw in the photo. These were which near this point emerges from the then drawn into place at low tide, two tunnel and continues as elevated to the on each side of the center bulkhead; terminal.

partly submerged; and finally blocked The stupendous proposition—which close under the bridge. Then, with the was effectually carried out—was to lift rising tide, and emptying the barges simthis draw from between its approaches, ultaneously with a pair of powerful cen



Showing manner in which it was built on piles.

tew it one and one-quarter miles, and trifugal pumps, the draw was easily place it in a new position, repeating this raised almost two feet above the apoperation in replacing it with the new

proach level. structure. The old approaches, 100 and Now the journey began. With two 112 feet long respectively, were first re- tugs pulling, and two in the rear to conmoved and replaced with the new ap- trol this unwieldy mass, it was successproaches of the same length, weighing fully navigated around a difficult curve 300 and 400 tons. These were built close and deposited over its new position, in to and parallel to the old approaches, on less than twenty-five minutes. The barges railroad trucks on the shore end and were then again gradually submerged un


til the structure was accurately centered, when they were withdrawn to be used again.

One of the accompanying photographs shows the draw on its way. The end of the bulkhead from which it was taken is seen on the extreme right over the water.

The other photograph shows the new doubledecked draw whose superstructure supports three tracks. The king post is 98 feet above

OLD DRAWBRIDGE over HARLEM River Being RemoveD TO New Site. mean water-level; it

Rests on timber falsework carried by barges towed by tug. weighs 2,000 tons and is operated by electricity. As shown, it was weight, the clearance between the bulkbuilt on piles in a position where it head center and bridge guide wheels was would not interfere with canal traffic, only four inches, necessitating quick, acabout seven-eighths of a mile from its curate work in lowering the bridge (by future position. The spaces at each end submerging barges) before the tide and were left open so as to enable the en- current changed. gineers to place the barges. This struc- Although the Rapid Transit Commisture also was successfully moved at high sion, who undertook the work, had obtide, June 16, the whole operation being tained a permit from the United States done in about twenty-five minutes from Government to close the canal for three the time it left the piles until it was over days, it was actually closed only during its new position.

the time that the structures were being On account of the 800 tons more moved.

[merged small][ocr errors][merged small]
« PreviousContinue »