Our Licenses

General Engineering and Specialized Trade
EXCAVATING, GRADING, TRENCHING AND SURFACING: 
 
All work authorized for a license of subclassification A-7 and the mixing, fabrication and placement of pavement and surfaces consisting of graded mineral aggregates, asphalt or concrete products.
SEWERS, DRAINS AND PIPES:
 
The laying of cast-iron, steel, concrete, vitreous and nonvitreous pipe for sewers, drains and irrigation, including any related excavating, grading, trenching, backfilling, paving and surfacing, and the fabrication and erection of cesspools and septic tanks.
PIPELINE AND CONDUITS (subclassification A-19):
 
The fabrication and installation of electrical conduits only, and pipelines including the trenching, boring, shoring, backfilling, compacting,paving, surfacing and application of protective coatings necessary to complete only the installation of the pipes and conduits. A person who holds a subclassification A-19 may perform any of the work authorized for the following subclassifications:
 
Water (subclassification A-19a) 
Gas (subclassification A-19b).
Electrical conduits for underground transmission (subclassification A-19c
SEALING AND STRIPING OF IMPERMEABLE PAVING SURFACES: 
 
The filling of cracks and voids in existing asphaltic, concrete or similar impermeable paving surfaces, the application of sealants and the installation of precast bumpers, traffic signs, nonelectrical markers and striping on the surfaces.

LOW VOLTAGE SYSTEMS

The installation, alteration and repair of systems that use fiber optics or do not exceed 91 volts, including telephone systems, sound systems, cable television systems, closed circuit video systems, satellite dish antennas, instrumentation and temperature controls, computer networking systems and landscape lighting.

SEALING AND STRIPING OF IMPERMEABLE PAVING SURFACES:

A Person who holds a classification C-5 license may:

  • Prepare the surface and place reinforcement steel and other embedded materials essential to or comprising an integral part of the concrete construction;
  • Pour, place, finish and install concrete;
  • Construct and assemble forms, molds, slipforms and pans;
  • Apply concrete sealants and other waterproofing products; and
  • Saw, cut, drill and core concrete and asphaltic paving material.