{"c":"47-2181.00","n":"Roofers","d":"Cover roofs of structures with shingles, slate, asphalt, aluminum, wood, or related materials. May spray roofs, sidings, and walls with material to bind, seal, insulate, or soundproof sections of structures.","g":"47","tasks":[{"t":"Inspect problem roofs to determine the best repair procedures.","core":true,"id":13574,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Remove snow, water, or debris from roofs prior to applying roofing materials.","core":true,"id":13586,"r":67,"dt":"07/2015","src":"Incumbent"},{"t":"Set up scaffolding to provide safe access to roofs.","core":true,"id":13575,"r":67,"dt":"07/2015","src":"Incumbent"},{"t":"Estimate materials and labor required to complete roofing jobs.","core":true,"id":20793,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Cement or nail flashing strips of metal or shingle over joints to make them watertight.","core":true,"id":13578,"r":67,"dt":"07/2015","src":"Incumbent"},{"t":"Install partially overlapping layers of material over roof insulation surfaces, using chalk lines, gauges on shingling hatchets, or lines on shingles.","core":true,"id":13584,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Cut felt, shingles, or strips of flashing to fit angles formed by walls, vents, or intersecting roof surfaces.","core":true,"id":13580,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Apply plastic coatings, membranes, fiberglass, or felt over sloped roofs before applying shingles.","core":true,"id":13592,"r":65,"dt":"07/2015","src":"Incumbent"},{"t":"Install, repair, or replace single-ply roofing systems, using waterproof sheet materials such as modified plastics, elastomeric, or other asphaltic compositions.","core":true,"id":13579,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Attach roofing paper to roofs in overlapping strips to form bases for other materials.","core":true,"id":20794,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Cover roofs or exterior walls of structures with slate, asphalt, aluminum, wood, gravel, gypsum, or related materials, using brushes, knives, punches, hammers, or other tools.","core":true,"id":13585,"r":66,"dt":"07/2015","src":"Incumbent"},{"t":"Waterproof or damp-proof walls, floors, roofs, foundations, or basements by painting or spraying surfaces with waterproof coatings or by attaching waterproofing membranes to surfaces.","core":true,"id":13590,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Apply reflective roof coatings, such as special paints or single-ply roofing sheets, to existing roofs to reduce solar heat absorption.","core":true,"id":19851,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Apply alternate layers of hot asphalt or tar and roofing paper to roofs.","core":true,"id":13587,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Install vapor barriers or layers of insulation on flat roofs.","core":true,"id":13581,"r":64,"dt":"07/2015","src":"Incumbent"},{"t":"Cover exposed nailheads with roofing cement or caulking to prevent water leakage or rust.","core":true,"id":13583,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Smooth rough spots to prepare surfaces for waterproofing, using hammers, chisels, or rubbing bricks.","core":true,"id":13593,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Glaze top layers to make a smooth finish or embed gravel in the bitumen for rough surfaces.","core":true,"id":13594,"r":67,"dt":"07/2015","src":"Incumbent"},{"t":"Mop or pour hot asphalt or tar onto roof bases.","core":true,"id":13591,"r":67,"dt":"07/2015","src":"Incumbent"},{"t":"Install attic ventilation systems, such as turbine vents, gable or ridge vents, or conventional or solar-powered exhaust fans.","core":true,"id":19853,"r":65,"dt":"07/2015","src":"Incumbent"},{"t":"Install skylights on roofs to increase natural light inside structures or to reduce energy costs.","core":true,"id":19855,"r":65,"dt":"07/2015","src":"Incumbent"},{"t":"Apply gravel or pebbles over top layers of roofs, using rakes or stiff-bristled brooms.","core":true,"id":13595,"r":67,"dt":"07/2015","src":"Incumbent"},{"t":"Spray roofs, sidings, or walls to bind, seal, insulate, or soundproof sections of structures, using spray guns, air compressors, or heaters.","core":false,"id":13589,"r":68,"dt":"07/2015","src":"Incumbent"},{"t":"Attach solar panels to existing roofs, according to specifications and without damaging roofing materials or the structural integrity of buildings.","core":false,"id":19852,"r":65,"dt":"07/2015","src":"Incumbent"},{"t":"Punch holes in slate, tile, terra cotta, or wooden shingles, using punches and hammers.","core":false,"id":13596,"r":67,"dt":"07/2015","src":"Incumbent"},{"t":"Apply modular soil- and plant-containing grids over existing roof membranes to create green roofs.","core":false,"id":19850,"r":67,"dt":"07/2015","src":"Incumbent"},{"t":"Install layers of vegetation-based green roofs, including protective membranes, drainage, aeration, water retention and filter layers, soil substrates, irrigation materials, and plants.","core":false,"id":19854,"r":65,"dt":"07/2015","src":"Incumbent"}]}