History of clay tile and slate roofing


Overview
This standard focuses on the use and application of the underpinning historical, technological and theoretical knowledge and the requisite practical skills to undertake the correct evaluation and selection of materials, tools, equipment and craft practices relevant to the history of clay tile and slate roofing.

CITB has developed this standard in discussion with industry. 

Duration

Minimum 2 days of 6 learning hours per day

Purpose / Scope

This training module, ‘History of clay tile and slate roofing’ is intended to focus on the use and application of the underpinning historical, technological and theoretical knowledge and the requisite practical skills to undertake the correct evaluation and selection of materials, tools, equipment and craft practices relevant to the history of clay tile and slate roofing.

 The scope covers:

  • handmade and machine made tiles
  • aesthetics of the roof covering
  • regional differences tiles and fittings
  • modern and specialist manufacturers
  • metric and imperial
  • implications of the different measurements
  • damage
  • the slate and stone slate industry
  • quarries

Occupational relevance

Training delivered against this standard would be relevant to the following occupational groups:

  • Operative and craft
  • Supervision
  • Management and leadership.

Candidate pre-requisites

Candidates must have successfully completed NVQ level 2 (Roof Slating and Tiling)

Instruction / Supervision

As a minimum, course instructors must be able to demonstrate that in relation to this standard they have:

  • A train the trainer or instructional techniques course certificate 
  • Successfully completed training to this standard 
  • At least 5 years relevant industrial experience
  • A verifiable CV.

Delivery

Delivery may be in an on or off the job environment.

All materials and equipment should be of suitable quality and quantity for candidates to achieve learning outcomes and must comply with relevant legislation.

The class size and candidate/instructor ratio must allow training to be delivered in a safe manner and enable candidates to achieve the learning outcomes.

The following delivery methods may/may not be used in the delivery of this standard:

  • classroom

This standard is considered to contain 51 per cent or more theoretical learning.

This standard is considered to be set at an advanced level.

Assessment

For the successful completion of training, candidates must complete an end of course knowledge test that measures the learning outcomes and has a pass or fail criteria.

Quality assurance

Quality assurance against this standard will require initial approval of the training organisation and their content mapped to the standard. 

CITB will also conduct an approval intervention, either desk-based or centre visit, to ensure the training organisation can meet the requirements of the training standard. 

Approved training organisations (ATOs) will be required to present information on records of training and assessment upon request to CITB for desk based analysis. They will also be visited annually by the CITB quality assurance team.

Renewal / refresher

There are no mandatory renewal or recommended refreshment requirements for this standard.

Approval date

TBC

Review cycle

Either on request or in 3 year(s) from approval date.

Learning outcomes

The candidate will be able to:

  • The development of the plain tile, from the early handmade tiles through to machine production.
  • Significant dates with the development of tiles:
    • define a handmade tile
    • describe the difference between handmade tiles and machine made tiles
    • describe the impact the two types of tiles have on the aesthetics of the roof covering
  • Describe the different roof structures, designs and shapes including regional differences in roof details.
  • Describe the regional differences in styles of plain tiles and their fittings:
    • peg tiles
    • nib tiles
    • large format plain tiles/peg tiles
    • ornamental tiles
    • eaves
    • tile and half
    • bonnet hip and arris hip
    • purpose made valleys
    • oast tile
    • mansard tiles
    • internal angle
    • external angles
    • special order fittings
  • List the modern manufacturers in the United Kingdom, still producing clay tiles, including specialist manufacturers producing bespoke tile matching.
  • Explain and use the two standard measurements:
    • metric
    • imperial
  • Describes the implications the two different measurements would have on the head lap and the side lap of the tiles.
  • Describes the damage that can be caused to the roof covering due to the incorrect size and type of tiles.
  • Compile some fine examples of clay and slate roofs with regional details used through:
    • photographs
    • presentations
    • site visits
  • Describe the development of the slate and stone slate industry, from the roman period.
  • Describe significant dates with the development of slates and quarries.
  • Explain the closure of hundreds of quarries and the impact on today’s conservation.
  • List the modern quarries in the United Kingdom still producing slates, including specialist quarries producing bespoke slate matching.