|#||Primary?||Code||NAICS Code's Description||"Buy Green"? (1)||Small? (2)|
|1||Yes||212312||Crushed and Broken Limestone Mining and Quarrying||Yes|
|2||212319||Other Crushed and Broken Stone Mining and Quarrying||Yes|
|3||212321||Construction Sand and Gravel Mining||Yes|
|4||212322||Industrial Sand Mining||Yes|
|5||237110||Water and Sewer Line and Related Structures Construction||Yes|
Other Heavy and Civil Engineering Construction
General $36.50m Small Business Size Standard: [Yes]
Special $27.50m Dredging and Surface Cleanup Activities: [Yes] (4)
|8||238910||Site Preparation Contractors||Yes|
(1) By entering Yes for "Buy Green", the firm asserts that it obeys EPA guidelines for environmental friendliness for this NAICS code. Note, EPA guidelines do not exist for every NAICS
(2) If Yes, the firm's revenues/number of employees do not exceed the NAICS code's small business size standard.
(4) As seen above, the size standard can depend on subcategories within a NAICS code.