Describe the role of the Temporary Works Supervisor and the main duties which include that TWS must regularly check the site and supervise the workers day to day. They will also supervise the likes of material deliveries, erecting the works

Describe the main hazards when working in a confined space, these should include toxic atmospheres resulting from hazardous substances, oxygen deficiency, oxygen enrichment, flammable or explosive atmospheres, flowing liquid or free flowing solids, excessive heat etc Safety considerations to include

Describe the planning process – obtaining information on underground services, provision of plans by service owners, use and limitations of plans, duties as a contractor, explain process of detecting services, types and use of cable locators and devices, exposing services,