T&DI

Publications, namely, newsletters, magazines, newspapers, journals, manuals, guides, catalogues, books, and brochures in the fields of science and engineering; publications, namely, booklets containing standards and conference proceedings in the fields of science and engineering

Association Services, namely, promoting the interests of engineers, transportation and land use professionals, and other related professionals; promoting public awareness of the need for advancing engineering and science, facilitating technology transfer in the fields of engineering and science, promoting research, development, design and practice in the fields of engineering and science, integrating the technical and professional activities of all individuals engaged in research, planning, education, design, testing, manufacturing, conservation, regulation and operations in the transportation and land use industry and in the fields of engineering and science

Educational Services, namely, conducting conferences, seminars, workshops, examinations, and self-study programs in the fields of science and engineering