Road markers in Ewa Master are used on the road surface to convey official information. They provide guidance and information to drivers and pedestrians. Most road markers comply with a particular standard to avoid confusion. Types of non-mechanical road marking include paint, thermoplastic, preformed thermoplastic, preformed polymer tape and epoxy. Some of the non-mechanical markers were found to contribute to the deterioration of road surfaces. Pylons are used for temporary markings. Examples of mechanical markers include rumble strips, reflective markers, botts’ dos and cat’s eye. The following machinery is used in road marking: CMC machinery, milling machinery, water jetting machinery and retroreflectometer.