Those who are qualified to install, maintain, repair, alter, or extend liquefied petroleum gas piping,
<br />appliances, gas mains, lines, laterals, tanks, regulators, meters and other appurtenances and para-
<br />phernalia in connection therewith, including wall and central heating units and any building or
<br />structure or on any premises, public or private.
<br />Those who are qualified with the experience and skill to construct seawalls, bulkheads, revetments,
<br />docks, piers, wharfs, groins and other marine structures, including pile driving.
<br />Those who are qualified to select, cut and lay brick and concrete block or any other unit masonry
<br />products, lay brick and other baked clay products, rough cut and dress stone, artificial stone and
<br />precast blocks, structural glass brick or block, but shall not pour or finish concrete.
<br />Those who are qualified to do the work of a masonry contractor and to pour, place and finish concrete
<br />flatwork (floors, sidewalks, etc.) including placement of mesh reinforcement, vapor barriers and
<br />edge forms incidental thereto.
<br />OVERHEAD UTILITIES CONTRACTOR
<br />Those who are qualified to install wood or reinforced concrete poles, cross arms, fastening devices
<br />and overhead transmission lines.
<br />Those who are qualified to use spraying equipment as well as hand tools to finish both exterior and
<br />interior work. A painting contractor may do paperhanging, sandblasting, waterproofing and may
<br />clean and finish roofs.
<br />PAVING CONTRACTOR, COMMERCIAL (Unlimited)
<br />Those who are qualified with the experience and skill to construct roads, airport runways and aprons,
<br />parking lots, sidewalks, curbs and gutters, property line walls, storm drainage facilities and to
<br />perform the excavating, clearing and grading incidental thereto.
<br />PAVING CONTRACTOR, RESIDENTIAL
<br />Those who are qualified with the experience and skill to construct driveways, sidewalks and patios
<br />using portland cement concrete or asphaltic concrete over shell or rock base course.
<br />Those who are qualified with the experience and skill to drive piling, including sheet piling, and
<br />constructing foundations, including the excavating, forming and placing of reinforcing steel and
<br />concrete and performing other work incidental thereto.
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