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?