1.   There was concern that overhead power lines could cause a health hazard.

2.   ...overhead power cables.

3.   Lightening hit overhead power cables at Stanton Harcourt, cutting off thousands of homes around Burford, Bourton on the Water and the Rissingtons.

4.   The crane being used touched an eleven thousand volt overhead power cable.

5.   And with the ground waterlogged, trees are more likely to be brought down by high winds, damaging overhead power supplies.

6.   A fire which started when overhead power cables came down onto the wrecked train, causing smoke to billow through the carriages, quickly burned out.

7.   A brief fire caused by overhead power lines falling onto the train was quickly put out.

8.   Consolidated Edison said it expected to receive the greatest number of emergency calls in Westchester County, where the company maintains its largest number of overhead power lines.

9.   Everything is being tested, including the pantographs, the armlike structures that rise from the top of the locomotives to contact the overhead power lines.