Elements and Performance Criteria
- Prepare for installation of ribbon fibre
- Select safety equipment to protect self, co-workers and public in line with WHS and environmental requirements
- Identify and obtain tools and appropriate equipment required for installation
- Check physical conditions relevant to installation and confirm layout of equipment to be installed
- Inform appropriate personnel of identified hazards on worksite
- Locate other services from relevant authorities
- Secure worksite with tests for dangerous gases and guards around open manholes
- Obtain approval for alterations to design within organisational guidelines
- Check and secure existing optical fibre cable
- Following WHS practices, verify that cable was installed according to installation plan and inspect cable for signs of sheath damage
- Maintain minimum bend ratios of cable according to manufacturer specifications while manoeuvring into position
- Secure cable according to safe industry practice, avoiding damage to cable and sheath
- Install ribbon fibres into high density drawers and/or pivot sub-racks in internal cabinets
- Introduce cable into cabinet rack through appropriate route
- Remove cable sheath and lay up ribbon loose tubes into sub-racks without damage to fibre
- Remove loose tubes, clean ribbon fibres and prepare for splicing using organisational techniques
- Splice ribbon fibres and secure into splice holders
- Confirm that fibres are accurately spliced according to organisational specifications
- Install and splice ribbon cable in underground enclosures
- Select appropriate enclosure for function and cable type
- Prepare cables for mid-span and butt splicing following vendor guidelines
- Feed cable accurately into enclosure according to network owner guidelines
- Lay up ribbon fibre in enclosure splice tray to allow accurate and efficient splicing
- Cross-reference fibre numbering to match fibres accurately
- Strip ribbon fibres to specifications
- Splice ribbon fibres accurately
- Apply heat-shrink sleeves to ensure protection of spliced ribbon fibres
- Secure spliced ribbon fibres in splice holders
- Close and seal enclosure
- Check cable and ribbon fibre placement in splice trays conform to vendor and network owner specifications and adjust if necessary
- Close and secure splice trays and fit enclosure cap
- Heat shrink seals around cable entry ports when using heat shrinking techniques, according to vendor and network owner guidelines
- Close and tighten seals around ribbon fibre cables when using mechanical sealing techniques, according to vendor and network owner guidelines
- Check for signs of effective seal and re-seal if necessary
- Complete site reinstatement, reporting and sign off requirements
- Place sealed enclosure in pit and secure to vendor and network owner specifications
- Identify signs of damage or potential damage to pit and cable and take steps to mitigate
- Reinstate site to network owner specifications
- Prepare and finalise reports, including test results and alterations to plans, according to network owner requirements
- Advise client of work completion and obtain sign off