Annual report of the Boston Transit Commission, for the year ending (1896) (14595864538)

Identifier: annualreportofbo21896bost (find matches)
Title: Annual report of the Boston Transit Commission, for the year ending ..
Year: 1895 (1890s)
Authors: Boston (Mass.). Transit Commission
Subjects: Boston (Mass.). Transit Commission Local transit
Publisher: Boston : Rockwell and Churchill
Contributing Library: Boston Public Library
Digitizing Sponsor: Boston Public Library



Text Appearing Before Image:
th 1;-inch tie-rods which are placed 2 feet apart. Every 20 feeton each side of the two-track subway and every 6 feet oneach side of the double-barrel subway refuge niches arehollowed out of the side-walls. Each is about 7 feet high,3 feet wide, and about 15 inches deep. It may be remarkedhere that the ordinary width of the subway in this vicinityis such as to allow a space of two feet between the outsideof the widest street-railway car and the walls between theniches. Plate 27 shows the unfinished junction of the double-barrel and wide-arch subway near Van Eensselaer place.Plate 28 shows the interior of one of the barrels. Both platesshow unfinished refuge niches. The double-barrel subway isstrengthened by vertical I-beams imbedded in the concreteside-walls, and with tie-rods connecting the tops of every pairof opposite beams. Provision is made for electrically bridg-ing the different members of each steel bent and the differentbents with each other by means of tinned copper-wire. As
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