Messina Straits Bridge, Sicily

ShoulderMaster manufactures custom-made road construction equipment designed to deliver a superior performance and improved safety features compared to traditional road building equipment and methods.

Tolplan is an independent South African company of professional engineers and financial and information technology professionals who offer a variety of specialized toll road management and engineering consulting and information technology services. The full-time core personnel of the company amounts to about 40.

DELTA provides a highly reliable range of retroreflectometers for measuring retroreflection of pavement markings and traffic signs.