Joint materials by fusion processes on Utilities Network Construction, above 180mm diameter

This national occupational standard defines the competence required to joint materials by fusion on utilities above 180mm diameter, using non-automatic and automatic machines, on parent materials with the same SDR rating and polymer type. The jointing process may be carried out in all weather conditions in accordance with industry standards and specifications. 

criteria You must be able to: 

Prepare for jointing 

P1 carry out a site specific risk assessment and review in accordance with company procedures 

P2 select and wear the designated Personal protective Equipment (PPE) 

P3 check and confirm that jointing and related equipment and consumables are as specified and fit for purpose 

P4 check and confirm there is adequate weather protection during the entire jointing cycle 

 

You must be able to: 

Make joints using butt fusion techniques 

P5 carry out and monitor the machine operations to use butt fusion joints of the required quality 

P6 check and confirm compliance with: - Job instructions - Correct preparation - Specification - Specified dimensional accuracy 

P7 de-bead and carry out approved quality assurance test on bead

P8 confirm joint and bead are identifiable by marking in accordance with company procedures 

P9 shut down the equipment to a safe condition on completion of jointing activities 

P10 handle excess and waste materials and temporary attachments, in line with approved and agreed procedure 

 

You must be able to: 

Make joints using electro-fusion techniques 

P11 use the correct electro-fusion jointing technique to produce joints of the required quality and confirm compliance with the specified standard and specified dimensional accuracy 

P12 confirm that on completion of jointing activities the equipment is shut down to a safe condition 

P13 confirm temporary attachments, excess and waste materials are dealt with promptly in line with approved and agreed procedure 

 

You must be able to: 

Use and communicate data and information 

P14 comply with approved procedures and practices involved in the work activity 

P15 conform with designated personnel any circumstances where information appears incorrect 

P16 use organisational information systems to record and store jointing data and information 

 

You must be able to: 

Resolve problems which arise from jointing materials 

P17 report promptly to the designated person, damage or defects to tools, equipment, materials 

P18 report promptly to the designated person, matters outside the responsibility of the job role 

P19 resolve day to day problems within the responsibility of the job role 

P20 handle emergency situations as specified in approved procedures

General 

K1 the main responsibilities of the employer and employee under the Health and Safety at Work Act 

K2 the health and safety guidance governing work in excavations 

K3 the safe procedures for handling hazardous materials 

K4 organisational accident recording and reporting procedures 

K5 the range and use of personal protective equipment (PPE) for the work 

 

You need to know and understand: 

Fusion jointing above 180mm diameter 

K6 health, safety and environmental legislation and environmental procedures relevant to the work activities 

K7 manual handling procedures 

K8 industry codes of practices and company procedures 

K9 different types of pipe materials 

K10 why only pipes of similar specifications can be joined together 

K11 how to interpret engineering specifications relevant to the engineering activity 

K12 different stages that take place during the jointing process and the importance of allowing each phase to complete 

K13 the need for pipe support, restraint, alignment and the consequences of poor support, restraint and mis-alignment

 

K14 the cause and effect of defects and contamination 

K15 equipment maintenance procedures 

K16 equipment calibration procedures 

K17 consequences of poor equipment maintenance 

K18 different quality assurance procedures that can be applied in recognising defects 

K19 the correct reporting procedures