| Class Code |
Contractor Specialty |
| 1 |
Grading |
| 1A |
Clearing |
| 1B |
Drainage |
| 1C |
Earthwork |
| 2 |
Paving |
| 2A |
Apply Bituminous Material |
| 2B |
Paving Bituminous |
| 2C |
Paving Concrete |
| 2D |
Bituminous Concrete Curb |
| 3 |
Grading & Paving |
| 3A |
Grading & Bituminous Paving |
| 3B |
Grading & Concrete Paving |
| 4 |
Bridge |
| 4A |
Bridge Fender Systems & Bulkheads |
| 4B |
Bridge Repair |
| 4C |
Caissons |
| 4D |
Erection Of Bridge Railing |
| 4E |
Erect Steel, Prestressed Concrete Or Coating |
| 4F |
Erection Permanent Forms |
| 4G |
Foundation Excavation |
| 4H |
Latex Modified Overlay |
| 4I |
Miscellaneous Structures |
| 4J |
Noise Barriers |
| 4K |
Painting |
| 4L |
Pile Driving |
| 4M |
Reinforcing Steel |
| 4N |
Sand Blasting |
| 4O |
Sign Structures |
| 4P |
Soil & Rock Anchors |
| 4Q |
Welding |
| 4R |
Bridge Approach And Transition Slabs |
| 4S |
Bridge Parapets |
| 4T |
Earth Retaining Structures |
| 4U |
Hydrodemolition |
| 5 |
Heavy Highway |
| 6 |
Landscape |
| 6A |
Chemical Vegetation Control |
| 6B |
Grubbing |
| 6C |
Mowing |
| 6D |
Planting |
| 6E |
Topsoiling And Seeding |
| 6F |
Tree Trimming & Removal |
| 7 |
Electrical |
| 8 |
General Concrete |
| 8A |
Concrete Median Barrier Curb |
| 8B |
Concrete Repairs |
| 8C |
Curbs, Sidewalks And Miscellaneous Concrete Work |
| 8D |
Sawing, Sealing, And Curing |
| 8E |
Paving Concrete Base |
| 9 |
Miscellaneous |
| 9A |
Borings |
| 9B |
Core Drillings |
| 9C |
Engineering |
| 9D |
Erect Steel Plate Drainage - Metal Bin Walls |
| 9E |
Bus Shelters |
| 9F |
Grouting |
| 9G |
Natural Stone Masonary |
| 9H |
Rigging |
| 9I |
Asbestos Removal |
| 9J |
Trenching |
| 9K |
Erection Of Ornamental And Light Structural Steel |
| 9L |
Railroad Track Work |
| 9M |
Large Diam. Cyl. Piles 3 Or More Feet In Diameter |
| 9N |
Cathodic Protection |
| 9O |
Diving |
| 9P |
Sewage Disposal |
| 9Q |
Tunneling |
| 9R |
Mechanical Constr., Plumbing, Heating, Air-Cond. |
| 9S |
Subsurface Investigation And Test Boring |
| 9T |
Repairs Using Resin Impregnated Materials |
| 9U |
Subsurface Invest. & Loc. By Vacuum Excavation |
| 9V |
Cleaning Existing Drainage Pipe And Structures |
| 9W |
Truck Scale Installation |
| 9X |
Remote Controlled Pipe Jacking/Microtunneling |
| 10 |
Demolition |
| 11 |
Dewatering |
| 12 |
Dredging |
| 13 |
Fencing |
| 14 |
Rest And Service Buildings |
| 15 |
Guide Rail |
| 16 |
Impact Attenuators Installation |
| 17 |
Standard Pavement Markings |
| 18 |
Long Life Pavement Markings |
| 19 |
Pneumatic Mortar Or Gunite |
| 20 |
Sand Drains And Sand Fill |
| 21 |
Permanent Signs |
| 22 |
Underground Utilities |
| 23 |
Waterproofing |
| 24 |
Maintenance And Protection Of Traffic |
| 25 |
Milling |
| 26 |
Blasting |
| 27 |
Remove Petroleum, Debris & Hazardous Materials |
| 28 |
Health And Safety Plan |
| 29 |
Sampling And Analysis |
| 30 |
Design Services (Subcontracting Only) |
| 31 |
Modified Design Build |
| 32 |
Computerized Arterial Traffic Control Systems |
| 33 |
Intelligent Transportation Systems |
| 34 |
Systems Integrator |
| 35 |
Rumble Strips |
| 36 |
Rehabilitation Of Movable Bridge Houses |
| 37 |
Machine Sweeping |
| 38 |
Punch List Work |
| 39 |
Precast Segmental Bridge Construction |
| 40 |
Environmental Dredging |
| 41 |
Moveable Bridge Installation/Rehabilitation |
