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Supervising Tunnelling Activities in the Workplace

Level 3
Credit Value
Guided Learning Hours
The aim of this unit is to illustrate the skills, knowledge and understanding required to confirm competence in supervising tunnelling activities in the workplace within the relevant sector of industry.

Learning Outcomes Assessment Criteria
The Learner Will The Learner Can
1 Carry out supervision activities of tunneling activities to given working instructions which will minimise disruption and maintain optimum performance.
  • 1.1 - Undertake supervision duties to given working instructions for two of the following tunneling activities:-mobile plant and machinery operations
    -back up services installation, operation, maintenance or removal
    -spoil removal
    -access equipment erection, maintenance or removal
    -pipejacking operations
    -micro tunnelling operations
    -excavation and installation of supports
    -shaft and tunnel construction
    -tunnel transport
    -spraying concrete lining
    -operating separation plant
    -temporary works-lifting loads.
  • 1.2 - Explain how programmed tunnelling activities should be supervised and carried out.
  • 1.3 - Explain how disruption to other works and the following people can be minimised during tunnelling activities:
    -other personnel on site
    -members of the public
    -site visitors
    -people affected by on-site operations
  • 1.4 - Explain different methods that can effectively optimise and maintain work performance during tunnelling.
2 Observe current legislation and official guidance appropriate to the work environment for protection and safety.
  • 2.1 - Protect the workforce, the general public, visitors and the environment by the applying information relating to three of the following:
    - methods of work
    - tunnel access arrangements
    - risk assessment
    - safe use and storage of tools
    - safe use and storage of materials
    - traffic management
    - emergency plans
  • 2.2 - Explain the current legislation and official guidance that applies directly to tunnelling activities for protection and safety.
3 Identify and assess defects and problems, and recommend and implement corrective action which conforms to safe working methods and practices
  • 3.1 - Observe and evaluate preparation and work activities against given requirements and methods of work to identify tunnelling defects and problems.
  • 3.2 - Apply corrective actions that follow safe working methods and practices to deal with three of the following tunnelling defects and problems:
    - limitations of design choices
    - construction errors
    - identification of further utilities
    - heritage concerns
    - environmental concerns
    - incorrect maintenance
    - identification of hazardous materials
    - breaches of security
    - changes in ground conditions
  • 3.3 - Describe types of common defects and problems that can occur with tunnelling activities.
  • 3.4 - Explain methods that can be used to assess and identify potential tunnelling defects and problems.
  • 3.5 - Explain how to make recommendations and implement the following corrective actions, in accordance with safe working methods and practices, for identified tunnelling defects and problems:
    - redesign
    - reconfigure
    - restrict
    - redirect
    - repair
    - replace
4 Keep accurate records of work progress and quantities involved.
  • 4.1 - Set up recording systems, following organisational procedures, that detail work progress checks and the defects and problems, corrective actions taken and quantities involved.
  • 4.2 - Explain the methods that can be used to keep accurate records of tunnelling work progress which can detail the checks made, defects and problems, corrective actions taken and quantities of resources used.
  • 4.3 - Give reasons why accurate records should be kept.
5 Identify, assess and maintain the necessary resources for tunnelling activities.
  • 5.1 - Identify the necessary resources for three of the following tunnelling activities:
    – mobile plant and machinery operations
    – back up services installation, operation, maintenance or removal
    – spoil removal
    – access equipment erection, maintenance or removal
    – pipejacking operations
    – micro tunnelling operations
    – excavation and installation of supports
    – tunnel construction
    – shaft and tunnel construction
    – tunnel transport
    – spraying concrete lining
    – operating separation plant
    – temporary works
    – lifting load.
  • 5.2 - Select and/or acquire and maintain four of the following resources associated with relevant tunnelling activities:
    - people
    - plant, equipment or machinery
    - materials and components
    - sub-contractors
    - information
    - work area and facilities
    - waste management
    - utility providers
  • 5.3 - Explain different ways that the necessary resources for tunnelling activities can be identified.
  • 5.4 - Explain how resources can be assessed for quality and how to maintain the necessary resources for tunnelling activities.
6 Comply with the given contract information when supervising tunnelling activities to carry out the work efficiently to the required specification.
  • 6.1 - Undertake supervision duties of activities to form tunnels to given working instructions in one of the following occupational areas:
    –hand miner
    –shaft miner
    –tunnelling machine operator
    –machine tunnelling operative
    –spoil removal equipment operative
    –tunnel services operative
    –tunnel transport operator
    –tunnel fitter’s mate
    –tunnel electrician’s mate
    –sprayed concrete lining tunnelling operative
    –pipejacking operative
    –micro-tunnelling operative
    –separation plant operative
    –specialist tunnelling occupations.
  • 6.2 - Describe how to apply safe work practices, follow procedures, report tunnelling defects and problems and establish the authority needed to rectify them, relating to the supervision of the following methods of work and materials used for:
    – booking in and out of tunnels
    – setting out lines and templates for shaft and tunnel excavations
    – excavation of tunnels using different methods (by hand, machines, segments, sprayed concrete lining and by pipejacking)
    – installing, using and moving permanent tunnel support and service systems
    – installing, using, moving and removing temporary tunnel support and service systems
    – installing, moving and removing spoil removal systems
    – dealing with ground water and de-watering methods
    – signalling the movement of loads, vehicles and machinery
    – working with tunnel and shaft transport systems
    – using hand tools, power tools and equipment
    – working at height
    – using access equipment.
  • 6.3 - State the needs of other occupations and how to effectively communicate within a team when supervising tunnelling activities.
Assessment guidance and/or requirements
This unit must be assessed in a work environment, in accordance with the ConstructionSkills‘ Consolidated Assessment Strategy for Construction and the Built Environment.
Assessors for this unit must have verifiable, current industry experience and a sufficient depth of relevant occupational expertise and knowledge, and must use a combination of assessment methods as defined in the Consolidated Assessment Strategy.
Workplace evidence of skills cannot be simulated.

Qualifications offering this unit

Reference Title Sector Level