workers, laborers, electricians, ironworkers, painters, carpenters, plumbers, pipefitters, bricklayers, blocklayers, trowel trades, plasters, boiler makers, operating engineers, truck drivers, teamsters, building trades, merit shop, open shop, non-union, crane operators, masons, welders, pile drivers,
Road construction, masonry construction: Workers placing brick pavers in herringbone pattern for traffic ramp to bridge. Pavers are placed on sand base supported by a concrete base. Pavers are covered with sand to fill voids between bricks. Broadway Bridge and Depot Street, Ann Arbor, 2004.
Road construction, masonry construction: Workers placing brick pavers in herringbone pattern for traffic ramp to bridge. Pavers are placed on sand base supported by a concrete base. Pavers are covered with sand to fill voids between bricks. Broadway Bridge and Depot Street, Ann Arbor, 2004.
Original size: 1800px x 1440px |
Current: 800px x 640px |