A special semi-trailer PPSM39 for transporting poles or pipes with a payload capacity of 29 tons has been delivered to STSI Integrirani tehnički servisi d.o.o. The semi-trailer was custom-designed to perfectly meet the customer’s needs. It features BPW axles (3×9 t), including one lift axle and one trailing axle. The loading platform is 12700 mm long, with a 50 mm thick hardwood floor. The platform is equipped with stake pockets (2×6 units) and lashing rings for easier cargo securing.

STSI d.o.o. is a company that deals with maintenance and construction of facilities. The company was founded in 2002 by separating from INA. It is primarily focused on maintenance and construction activities for oil and gas production and processing facilities from wells to refineries, as well as other facilities and facilities from the oil and petrochemical industry and other construction facilities. It is the largest company in the Republic of Croatia for maintenance work, providing a comprehensive maintenance service including all professions (mechanical, electrical and instrumentation, construction).