37 General construction contracting services, namely, construction of public and private roads and commercial buildings, asphalt and concrete services, namely, asphalt composition and concrete paving, repair, crack sealing, filling, and patching of roads, parking lots, sidewalks, curbs, and other commercial or public structures; construction services, namely, concrete leveling, raising, and polishing, site clearing, excavation, grading, pad preparation, forming and asphalting and concrete pouring for roads, buildings, and other commercial or public structures; concrete tilt-wall fabrication and construction; and asphalt and pavement striping