The US Fish and Wildlife Service has a requirement for a concrete patio at Kootenai, ID. The bases of award will be lowest price fair, and reasonable NAICS code is 238990 and the small business size s... The US Fish and Wildlife Service has a requirement for a concrete patio at Kootenai, ID. The bases of award will be lowest price fair, and reasonable NAICS code is 238990 and the small business size standard is $19 Million. The magnitude of construction is Less than $25,000.