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Concrete Bridge Construction: Formwork carpenter for reinforced concrete sidewalk and deck. Broadway Bridge, Ann Arbor, March, 2004.
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Concrete Bridge Construction: Formwork carpenter for reinforced concrete sidewalk and deck. Broadway Bridge, Ann Arbor, March, 2004.

deckbridgecarpenterformworkformsconcretemethodsequipmentconstructionformBroadway Bridge

  • Masonry construction/mortar: Worker cleans mixer that produced mortar for laying rock wall. Mortar mixer has two main sections, the motor on left and the mixing drum on right. It can be towed, traveling on its two wheels behind a truck with trailer hitch. Masonry mortar is mixture of sand, portland cement or masonry cement, and water. At end of day mixer drum is coated with hardened mortar that must be cleaned off. The worker bangs outside of drum with small hand sledge hammer to break up mortar on inside surface of drum. He then rinses it out with water, checking it at end to be sure it is clean enough. Ann Arbor, Michigan 2005.
  • General, masonry, construction: Communication within busy construction crews. Two workers in right foreground discuss their work on manhole and rear entrance to building. Worker at left is talking dramatically to his foreman. Worker in center rear gives directions to backhoe operator. Alley between Washington and Liberty, 1/2 block West of Main, Ann Arbor, Michigan, 2005.
  • Road and fence construction: Truck mounted, highly specialized drop-hammer pile/post driver drives galvanized steel wide flange sections into ground to provide support for vehicle guardrails. Operator uses control levers to initiate lift of drop-hammer by cable and then its drop onto post/pile cap. Dixboro Bridge construction, Ann Arbor, Michigan, August 2005.
  • Retaining wall construction: Worker uses DeWalt rotary saw to cut short pieces of 2" x 8" dimension lumber to be blocking to position precast concrete panels against road side of structural steel H-section soldier beams. Huron Parkway South of Huron River, Ann Arbor, MI, 2005.
  • Worker carries short sections of 2x8 lumber on his shoulder, crossing Depot Street. Broadway Bridge, Ann Arbor, 2003.
  • Construction layout: Carpenters consult over plans to layout concrete slab formwork. Note colored chalk markings for slab. Residential halls construction, UCLA, Los Angeles, CA, 2004.
  • Construction operating engineer: Tower crane operator watches construction crew below, ready to operate crane as instructed by crew. Residential halls construction, UCLA, Los Angeles, CA, 2004.
  • Construction people: Workers take mid-morning coffee break, with snacks, on the site. Workers are sitting on one of three stacks of galvanized sheet metal studs, of which some are already in place behind the workers. Sprayed on fire proofing covers structural steel H-column on left side of photo. Health Sciences-Research Building 2, UCLA, Los Angeles, CA, 2004.
  • Underground construction: Crew inspects, discusses conditions in man hole, at side of excavation. Concrete readymix truck chute is ready to place concrete. Broadway Bridge, Ann Arbor, 2003.
  • Concrete Bridge Construction: Formwork carpenter for reinforced concrete sidewalk and deck. Broadway Bridge, Ann Arbor, March, 2004.
  • Concrete Bridge Construction: Formwork carpenter for reinforced concrete sidewalk and deck. Broadway Bridge, Ann Arbor, March, 2004.
  • Concrete Bridge Construction: Formwork carpenter for reinforced concrete sidewalk and deck. Broadway Bridge, Ann Arbor, March, 2004.
  • Concrete Bridge Construction: Formwork carpenter for reinforced concrete sidewalk and deck. Broadway Bridge, Ann Arbor, March, 2004.
  • Steel construction: Operating engineer operates Grove TM9150 truck mounted, 150 ton hydraulic crane lifting heavy structural steel sections. UCLA, Los Angeles, CA, 2004.
  • Worker cleans rock masonry with low pressure spray of masonry restorer. Pressure is from the black hand pumped pressure pump on the work platform. Gandy Dancer Restaurant, Ann Arbor, 2003.
  • Placing concrete footing at grade from ready-mix truck chute. Huron Village Shopping Center, Ann Arbor, 2002.
  • Concrete Bridge Construction: Formwork carpenter for reinforced concrete sidewalk and deck. Broadway Bridge, Ann Arbor, March, 2004.
  • Concrete Bridge Construction: Formwork carpenter for reinforced concrete sidewalk and deck. Broadway Bridge, Ann Arbor, March, 2004.
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