. The Street railway journal . FIG. 5.—POURING A JOINT WITHMOLTEN ZINC 526 STREET RAILWAY JOURNAL. [Vol. XXIII. No. 14. for investigation after having been in the ground for overtwo years), and, therefore, gives a thorough and continuouselectrical connection. I know of very interesting data aboutthe electrical bonding quality of this joint, but as this data is. so-called concrete construction of roadbeds, and a descriptionof some of them would throw more light on the improvementsintroduced in similar construction in Philadelphia. For the sake of brevity I shall confine myself to a descriptiono
. The Street railway journal . FIG. 5.—POURING A JOINT WITHMOLTEN ZINC 526 STREET RAILWAY JOURNAL. [Vol. XXIII. No. 14. for investigation after having been in the ground for overtwo years), and, therefore, gives a thorough and continuouselectrical connection. I know of very interesting data aboutthe electrical bonding quality of this joint, but as this data is. so-called concrete construction of roadbeds, and a descriptionof some of them would throw more light on the improvementsintroduced in similar construction in Philadelphia. For the sake of brevity I shall confine myself to a descriptionof the improved methods of holding the rails to line and gagetemporarily, and of adjusting and holding the rails to per- [3 \ [ q | 0 0 0 I I ! 0 0 0 1514—
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
