This manual describes operational procedures for measuring longitudinal pavement profiles for the Long-Term Pavement Performance (LTPP) Program using the International Cybernetics Corporation (ICC) road profiler, Face Company Dipstick ^®, and the rod and level. It also contains procedures for measuring transverse profiles of the pavement using the Face Company Dipstick ^®. Procedures for calibration of equipment, data collection, record keeping, and maintenance of equipment for each of these profiling devices are described in this manual. This manual also describes. procedures to be followed in the office when processing the profile data that were collected in the field as well as guidelines for performing inter-regional comparison tests among the LTPP profilers.