HDPE
Underground Electrical
COIL CONDUIT PIPE (C.C.P.)



DIRECT BURIAL CABLE SYSTEM

• PRACTICED ALREADY FOR UNDERGROUND INSTALLATIONS SUPPLIED / 
INSTALLED AND MAINTAINED BY OWNER..
• DIRECT BURIED INSTALLATIONS ARE NOT DONE YET BY A UTILITY COMPANY
IN THE PHILIPPINES
• APPROVAL OF THE SYSTEM NEEDS TESTING, MOCK-UP AND/OR VISIT ON THE EXISTING INSTALLATION BY THE UTILITY COMPANY AND ENGINEERS.

TWO METHODS OF INSTALLING THE UNDERGROUND DISTRIBUTION SYSTEM

A. RIGID PVC IN CONCRETE ENCASEMENT (DUCT BANK)
• WIDELY USED (IN THE PHILIPPINES AND ABROAD)
• STANDARD PRACTICE OF THE UTILITY COMPANY (MERALCO)
• COMPLIES WITH CODE (NEC AND PEC)
• PATENTED IN 1933 BY BF GOODRICH COMPANY

B. DIRECT BURIAL SYSTEM (NO CONCRETE ENCASEMENT)
• CABLE ARE DIRECTLY BURIED UNDERGROUND WITH SAND BEDDING ON TOP AND BOTTOM (ARMOURED CABLE AND TYPE UF CABLE)
• CABLE ARE PLACED INSIDE CONDUIT BUT ARE DIRECTLY BURIED WITH CONCRETE BLOCK ON TOP

WHERE WAS IT USED?
1. HAMILO COAST AT NASUGBU BATANGAS
OWNER: COSTA DEL HAMILO (SUBSIDIARY OF SM INVESTMENT CORP.)
CABLE USED: 3 CORE 15 KV ARMORED MEDIUM VOLTAGE CABLE DIRECTLY BURIED WITH SAND AS BEDDING.
   
2. LAKEVIEW HEIGHTS & ALTA MIRA
OWNER: SM
CABLE USED : 15KV CABLE IN CONDUIT WITH NO ENCASEMENT BUT WITH CONCRETE BLOCK ABOVE
   
3. KEPCO POWER PLANTS
LAGUNA AND ILIGAN
CABLE USED: 24KV CABLE IN HDPE PIPES (NO ENCASEMENT)
   
4. NORTH LUZON EXPRESSWAY
CABLE USED: LOW VOLTAGE CABLE AND CONTROL CABLE IN HDPE PIPES

WHY USE DIRECT BURIAL SYSTEM USING HDPE COIL PIPE?
• PIPES ARE EASY TO INSTALL
• CHEAPER – BIG SAVINGS ON TOTAL PROJECT COST
• REDUCTION ON CONSTRUCTION PERIOD
• MINIMAL OR NO MAINTENANCE NECESSARY

CLICK HERE TO VIEW COMPARISON BETWEEN HDPE COIL CONDUIT AND PVC PIPES

WHO ALREADY USES HDPE COIL CONDUIT PIPE?
AUSTRIALIA WESTERN POWER
   
UNITED STATES LONGMONT POWER & COMMUNICATIONS, COLORADO U.S.A.
   
NEW YORK REGIONAL INTERCONNECTION (NYRI)
   
PHILIPPINES KEPCO, PHILS. (LAGUNA AND ILIGAN) 
   
NORTH LUZON EXPRESS HIGHWAY (NLEX)
   
  SOUTH KOREA