Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Aerial top view of oil and gas petrochemical storage tank and pipeline steel, Oil and gas
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Worker building pipeline system for low temperature maintenance. Preparing of outdoor skating rink
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Welder is welding steel pipe for use in improving oil pipeline systems work in tanker ship
Oil and gas industrial refinery at night, Oil and gas refinery petrochemical plant pipeline steel.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Welder is welding steel pipe in outdoors workshop for use to improving oil pipeline systems work
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Bird's eye view of an oil refinery plant with storage tanks and pipeline steels during a sunset
Oil and gas industrial refinery at night, Oil and gas refinery petrochemical plant pipeline steel
Engineer checks water tank valves, equipment related to hot water production pipelines.
Welder welding metal flange to connect with steel pipe for using in oil pipeline maintenance work
Engineers work inside a large steel pipe, building a tunnel for an oil, gas, and fuel pipeline.
Oil and gas industrial refinery at night, Oil and gas refinery petrochemical plant pipeline steel
Welder welding metal flange to connect with pipe for using in oil pipeline system improvement work
Worker building pipeline system for low temperature maintenance. Preparing of outdoor skating rink
