Buchanan and Sons Inc civil / sitework division is responsible for the company's highway, airport, and site development contracts. Our role within these contracts varies from being the general contractor to a subcontractor working for another general contractor or construction manager. The civil / sitework division performs the majority of the contracts the company accepts and is the backbone of the company. BSI has the capacity to self-perform all of the services shown below, however quality subcontractors are often utilized to maintain schedule milestones and project workload. Please click on the links below to explore the services our civil division offers in more detail.