Roofer

- Align roofing materials with edges of roofs. - Cut felt, shingles, and strips of flashing; and fit them into angles formed by walls, vents, and intersecting roof surfaces. - Cement or nail flashing-strips of metal or shingle over joints to make them watertight. - Install partially overlapping layers of material over roof insulation surfaces, determining distance of roofing material overlap using chalk lines, gauges on shingling hatchets, or lines on shingles. - Cut roofing paper to size using knives; and nail or staple roofing paper to roofs in overlapping strips to form bases for other materials. - Cut felt, shingles, and strips of flashing; and fit them into angles formed by walls, vents, and intersecting roof surfaces. - Install partially overlapping layers of material over roof insulation surfaces, determining distance of roofing material overlap using chalk lines, gauges on shingling hatchets, or lines on shingles. - Inspect problem roofs to determine the best procedures for repairing them. - Install vapor barriers and/or layers of insulation on the roof decks of flat roofs and seal the seams. - Hammer and chisel away rough spots or remove them with rubbing bricks to prepare surfaces for waterproofing. - Waterproof and damp-proof walls, floors, roofs, foundations, and basements by painting or spraying surfaces with waterproof coatings, or by attaching waterproofing membranes to surfaces. - Estimate roofing materials and labor required to complete jobs and provide pric