Upload
others
View
0
Download
0
Embed Size (px)
Citation preview
CAPTIVA POLE ACCIDENT April 23, 2015
OUTAGE STATISTICS 0041 R0130 opens, interrupting service to 1,904
customers
0411 Partial restoration to 177 customers
1201 Interrupt 177 customers to reattach jumpers
1219 Restore service to all customers
TIMELINE 0041 System Operations receives signal from R0130
indicating lockout, causing interruption of service to 1,904 customers
0041 System Operations dispatches two crews to investigate (crews 562 & 547)
0110 System Operations calls out two additional crews (556 & 557)
0145 Crew 562 starts patrolling behind the 0130
0152 Crew 562 finds location of pole accident
TIMELINE (CONT.)
0210 System Operations contacts duty supervisor (Freddie Hernandez) to organize restoration activities
0211 Two additional LCEC crews called (565 & 585)
0245 Warehouse contacted with material list
0251 Tree crews contacted for support
0300 LCEC crews start partial restoration efforts by opening switch D0060 and cutting jumpers at pole where F2121 is located
ACCIDENT LOCATION
Broken Pole
TIMELINE (CONT.)
0411 System Operations closes R0130 and restores power to 177 customers
0430 Crews start removing damaged pole and prepping site for installation of new pole
0700 Warehouse arrives with pole and material, and assists with traffic control
1130 Tree work is completed, pole is set, and conductor is reinstalled
TIMELINE (CONT.)
1201 System Operations opens R0130 to make up permanent jumpers
1218 LCEC crew closes D0060
1219 System Operations closes R0130, restoring power to remaining customers
ACTUAL ACCIDENT
D0060 BLADE ISOLATION POINT, NORTH OF THE ACCIDENT
CUT JUMPERS, EAST OF THE ACCIDENT
TRAFFIC ISSUES
RESTORATION EFFORTS
RESTORATION EFFORTS
JUMPER RECONNECTED
POLE REPLACED, CUSTOMERS’ SERVICE RESTORED
IMPACT OF EVENT One C&M duty
supervisor
Six linemen
Two warehousemen
Six tree trimmers
Four buckets
One line truck and semi trailer
One 45-3 concrete pole, six insulators, six sleeves, 100 feet of 336 conductor
Approximately 190 man-hours
Estimated cost – $11,000
SAIDI impact 5.88 minutes 30% of the YTD SAIDI
on 4/23/2015
Questions?