51.   This was a good deal more fundamental than, say, thinking up the interstate highway system, or inventing the television networks.

52.   This includes the interstate highway system and rural electrification, either of which will have taken less time to complete.

53.   Used for freight and, later, for passengers, these shallow-draft boats were eventually made obsolete by the railways and the highway system.

54.   When stormy winter skies ground UNPROFOR helicopters, the fragmented highway system of the paper nations offers the only passage through the lines of confrontation.

55.   Both of those have connections to the Thruway and are also highway systems, Faso said.

56.   He blamed the government for not building an adequate highway system to permit people to travel without risking their lives on unseaworthy boats.

57.   He often crossed the country by horseback and on foot, bringing university students along to explore the remnants of the Andean highway system built by the Inca civilization.

58.   Many schools in the northern part of the country remained closed while efforts were being made to clear closed parts of the national highway system.

59.   Spokesman Takashi Kobayashi said the highway system overall is solvent, even if some underused roads are not making money.

60.   The expansion of the highway system across China would require a corresponding increase in the petroleum products distribution network, they said.