CURRAGH MINE HIGH
VOLTAGE WORKS PROJECT
Betta Power Services are the preferred Overhead Powerline Contractors for working at the Curragh Wesfarmers Coal Mine at Blackwater.
Betta Power Services carried out all routine maintenance of
the overhead poles, ABS’s, Transformers on the private Curragh 66kV/22kV Networks.
PNG SOUTHERN PROVINCE
OVERHEAD POWERLINE & FIBRE OPTIC
CABLE REPLACEMENT PROJECT
Betta Power Services were engaged to work in the Oil Search Limited Gas & Oil fields in PNG Southern Province.
Scope was to design and replace 4.5 kilometres of existing Overhead (OH)11kV Aerial Bundle Cable (ABC) and Fibre Optic Cables with new 22kV ABC and Fibre Optic Cable (ADSS) Oil Search Limited (OSL) powerline.
Recover 4.2km of aged and damaged OH ABC and ADSS Cable between OSL Central Processing Facility up to a Telecommunications tower via OSL Industrial Park and Main Camp facilities. Works included removal of all old-line hardware from pole tops and recover scrap cables from route.
Install new 22kV ABC, line hardware and ADSS Cable on 103 poles including new deviation line totalling 4.5 km adjacent to connecting road and Gas flow line corridors. Elevation climb of 500m over 4.8km, from Sea Level from 920m to a height of 1420m. Install 2 new UG 75mm 11kV HV UG cable and ADSS cable crossings 80 metres and 25 metres and
1 x HV Cable joint in 2 km section between terminations and 24 other HV Cable terminations at UG Cable points.
Majority of the construction works curried out in 2 roster cycles by construction teams, with a break during December 2018.
Betta Power Services within a 3-week period from notification to commence site works, completed site visit by construction supervisor, redesign and re-construction of large Cable Drum Stand and Cable Winch, package and send all required line construction tools and equipment, ensure all staff received required visa’s, medical treatments and travel documents.
On arrival all personnel received required inductions and training by contract Site Supervisor and OLS site Rep’s.
11kV ABC OH Line Works Installed in 4 weeks during Nov/Dec 2018
ADSS (Fibre) cable installed over 2-week period in Jan 2019
Lines handed over and commissioned by OSL HV Engineer late Jan 2019
CANOONA ROAD AIRFIELD
Betta Power Services were engaged by Spotless to carry out installation of lighting for the helicopter
landing zones for the Chinook and Appache helicopters for the Singaporean Army.
This included 800m of trenching and cable pulls, installation of the metal lighting standards. Lighting control for the lights was extremely complicated as each individual light had to be controlled from one location. Betta Power Services designed and constructed the control system to suit the Client’s requirements. Betta Power Services completed the project on time, on budget with no LTI’s.