Education: Secondary (high) school graduation certificate. Tasks: Load, unload and transport construction materials. Measure weight to prepare for rigging and hoisting. Perform pre-operational inspection. Read blueprints to determine work requirements . Clean and lubricate cranes. Mix, pour and spread materials such as concrete and asphalt. Assemble tower cranes on site. Help medical examiner in charge. Assist in aligning pipes during pipeline construction. Assist in drilling and blasting rock on construction sites. Assist in framing houses, erecting walls and building roofs. Perform routine maintenance work. Clean up chemical spills and other contaminants. Remove rubble and other debris at construction sites. Direct traffic at or near construction sites. Construction specialization: Driveways. Industrial, commercial and institutional. Residential. Work conditions and physical capabilities: Fast-paced environment. Physically demanding. Personal suitability: Accurate. Dependability. Reliability. Hardworking. Experience: Will train.