The Water and Sewer Line and Related Structures Construction industry is experiencing greater than average employment growth as of late. In 2014 the government estimated a total of 161,576 workers, then just 12 months later it had climbed to 169,593, an increase of 4.96%. On average over the last five years, the Water and Sewer Line and Related Structures Construction industry has a slightly higher OSHA reported accident rate (13% more) than the broader Utility System Construction Industry