SWEDE – 2013 UNDERGROUND CONDUIT CenterPoint ® Energy

CONDUIT CLAY 574,718 FIBER 3,739,774 STEEL 1,748,213 ALUMINUM 241,963 PLASTIC 46,369,024 TOTAL 52,673,692

PVC MAN

STANDARD CONDUIT PVC EB PVC SCHEDULE 40 PVC SCHEDULE 80 HDPE BORE GARD

CONDUIT FILL 6” EB 12KV CABLES 10% TO 31% 35KV CABLES 15% TO 43% INDUSTRY STANDARD

CONDUIT FILL 6” SCH 40 12KV CABLES 11% TO 34% 35KV CABLES 16% TO 48%

COST & STRENGTH HDPE BORE GARD SCHEDULE 40 TYPE EB TENSILE STRENGTH HDPE 645 TO 4150 POUNDS BOREGARD 14,000 POUNDS FOR 6”

BORE GARD

35KV CABLES - 6”