Transportation Department 1107 Cromwell Ave Rocky Hill, CT 06067 Phone : (860) 258-4601 Business Category Port Authorities Connecticut State Of--transportation Department Of, Engineering & Highways Bureau Of, Construction, Rocky Hill 2800 Berlin Tnpk Newingto Rocky Hill, CT 06067 Phone : (860) 258-4601 Business Category Government Offices & Public Schools Transportation Dept Of--engineering & Highways Bureau Of, Construction, Rocky Hill Hartford, CT 06101 Phone : (860) 258-4601 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools