Roller Operator

4 weeks ago

Doha, Qatar Turnkey Trading and Contracting WLL Full time

We are looking for Roller operators who is ready to join the site immediately,
- Operate roller to compact earth, subgrade, and sub-base asphalt surfaces in the construction of highways and streets.
- Drive machine in successive overlapping passes over surfaces to be compacted, rolling asphalt and subgrade to desired compaction and smoothness.
- Determines speed and direction of machine based on knowledge of compressibility of material under changing temperatures.
- Distribute, break down, compress and give a finished surface to cooling asphalt.
- Coordinate machine actions with other activities, positioning and moving the machine in response to hand or audio signals from crew members.
- Communicate with paving crew on and foreman on job density requirements.
- Daily maintenance of fluids and water systems check.
- Monitors rolling temperature and works within temperature best suited for material being laid.
- Determine rolling drum mode.
- Have a thorough understanding of material thickness, type of material being laid, and material temperature for determining rolling range.
- Make frequency and amplitude adjustments depending on mix design, material thickness, temperature zone, and density.
- Optimize water systems controls to avoid material pickup and eliminate excessive water usage.

**Job Types**: Full-time, Part-time, Permanent, Temporary

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