Carpenters must be very careful when operating power equipment. As in other building trades, carpentry work is sometimes strenuous. Prolonged standing, climbing, bending, and kneeling often are necessary. Carpenters risk injury from slips or falls, from working with sharp or rough materials, and from the use of sharp tools and power equipment. Many carpenters work outdoors.
Some carpenters change employers each time they finish a construction job.
Others alternate between working for a contractor and working as contractors themselves on small jobs. Employment Carpenters the largest group of building trades workers held about 990,000 jobs in 1992. Three of every 4 worked for contractors who build, remodel, or repair buildings and other structures. Most of the remainder worked for manufacturing firms, government agencies, wholesale and retail establishments, and schools. About 4 of every 10 were self-employed.