single-wire line
61Optical fiber composite overhead ground wire — (OPGW) is a type of cable that is used in the construction of electric power transmission and distribution lines. Such cable combines the functions of grounding and communications. An OPGW cable contains a tubular structure with one or more… …
62Main North railway line, New South Wales — For other railways called Main North Line, see Main North Line. For other railways called Great Northern, see Great Northern Railway. [v · d · …
63BMT Brighton Line — The BMT Brighton Line is a rapid transit line of the B Division of the New York City Subway in Brooklyn, New York City, United States. Local service is provided full time by Q trains, and B trains run along the express tracks during the daytime,… …
64Morristown Line —   Morristown Line …
65BMT Sea Beach Line — The N train serves the entire BMT Sea Beach Line at all times Overview Type Rapid transit System …
66BMT Franklin Avenue Line — The BMT Franklin Avenue Line (also known as the Franklin Avenue Shuttle and the Brighton Franklin Line) is a rapid transit line of the New York City Subway in Brooklyn, New York. All service is provided full time by Franklin Avenue Shuttle trains …
67Expo Line (Los Angeles Metro) — This article is about the light rail line under construction in Los Angeles. For other uses, see Expo Line. Metro Expo Line      …
68Bar Lev Line — Infobox Military Structure name= Bar Lev Line location= Sinai Peninsula Egypt built= 1968 ndash;69 materials= Concrete, sand used= 1969 ndash;73 type= Defensive line controlledby= Israel battles= Yom Kippur War (October 1973 War) The Bar Lev Line …
69Detroit and Toledo Shore Line Railroad — Reporting mark DTS Locale Detroit, Toledo Dates of operation 1898–1981 …
70Party line (telephony) — In 20th century telephone systems, a party line (also multiparty line or Shared Service Line) is an arrangement in which two or more customers are connected directly to the same local loop. Prior to World War II in the United States, party lines… …
