Hurricane Hugo, Puerto Rico, the Virgin Islands, and Charleston, South Carolina, September 17-22, 1989 (1994) / Chapter Skim
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Lifelines
Lifelines
Pages 258-269
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From page 258... ...
shows a location on Pawleys Island, South Carolina, where the roadway, electric lines, underground telephone lines, and water and sewer lines were destroyed by Hugo. Although this was an extreme case, similar damages occurred throughout the South Carolina barrier islands.
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From page 259... ...
POWER SUPPLY SYSTEMS The most significant damage to lifeline systems was to the electric power supply systems throughout most of South Carolina and much of North Carolina. Power outages adversely affected the operation of other critical lifelines, such as transportation and communications systems.
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From page 260... ...
·~~ -it, V ~ ~~.Fltit4~ _,~, \` ~ Mylile Beach ~9 Challeston FIGURE 1~2 Extent of damage to electric power supply systems. Humcane Hugo EXTENT or DAMAGES TO POWER SUPPLY SYSlEMS IN NORIll AND SOUTH CAROLINA },J~-/ O 50 lOOMIe$ _ ~ , to shut down until regulatory per~nission was granted to discharge cooling water above normal temperatures.
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From page 261... ...
Distribution Lines Distribution systems from the South Carolina coast to about 50 mi north of Hickory, North Carolina, were essentially destroyed by the storm. Several utility personnel commented that their job was not to repair the system, as had been anticipated, but to rebuild the distribution system completely.
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From page 262... ...
262 FIGURE 14-4 Distribution line downed by pine tree 60 mi inland. FIGURE 1~5 Distribution line downed by wind 10 mi inland.
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From page 263... ...
In many situations utility repair crews had to clear paths to damage sites before they could begin actual repair work. A shortage of chain saws was reported in many instances.
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From page 264... ...
On-site emergency generators provided sufficient capacity for lighting the runways and undamaged areas of the airport. The airfield was cleared immediately after the storm, permitting noncommercial aircraft with emergency personnel and supplies to land.
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From page 265... ...
Courtesy of Southern Building Code Congress International, Inc. 265 traffic congestion caused by the evacuation prevented Dais and other ground transportation services from picking up arriving passengers.
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From page 266... ...
This particular plant supplies water to metropolitan Charleston, Dorchester County, Berkeley County, Folly Island, James Island, and Garden City Beach. Prior to the storm, service areas outside metropolitan Charleston were valved off of the system.
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From page 267... ...
Initially, there were not enough to cover all the lift stations that had lost power, and the available generators had to be rotated among lift stations during this period. When extra portable generators were provided by the National Guard, the plugs proved to be incompatible with the outlets at the lift stations, and the generators had to be FIGURE 1~9 Exposed septic tank on Folly Island.
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From page 268... ...
CONCLUSIONS Hugo significantly affected critical lifelines throughout a large portion of South and North Carolina. With the exception of storm-surge damage on the barrier islands, the primary causes of lifeline damage were wind and windblown debris, particularly falling trees.
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From page 269... ...
~ Est~lLb a regent pool of emergent element Id develop a probers for As posidis~ter aDocstion. Equipment sbodd include poodle generators can saw and tack far debris rem-al.
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