Young mechanical engineer working and holding tablet to checking.
Engineer worker team working outdoor, Surveyor teamwork survey petroleum gas pipe
Man pouring concrete over floor heating installation in a new building. Modern construction system
Two petrochemical or gas factory workers discuss about work with look to left side and stand.
Engineers working inside a large steel pipe of a tunnel foundation.
Engineer worker team working outdoor, Surveyor teamwork survey oil gas pipe
Engineer worker team working outdoor, Surveyor teamwork survey oil gas pipe
Two petrochemical or gas factory workers discuss about work with one point to their right side.
Oil and Gas refinery petrochemical plant industrial on sunset background, Oil and Gas
Two petrochemical or gas factory worker men discuss about work with one point to their left side.
Oil and Gas refinery petrochemical plant industrial on sunset background, Oil and Gas
Adjustable spanner with assorted plumbing fittings and hose on grey surface Sonstruction equipment
Old and obsolete gears for gates of irrigation systems of orchards in Spain, heritage of the Arabs.
Adjustable spanner with assorted plumbing fittings and hose on grey surface Sonstruction equipment
Backyard Garden Drip Irrigation System Installed by Gardener
Contractor Carrying Electrical Conduit
Construction HVAC Worker Unloading Pieces of Metal Air Duct Pipe
Caucasian Electric Contractor Worker with Electric Conduit
Garden Automatic Watering
Valves at gas plant
Two female engineers in safety gear review large blueprints at an industrial gas facility.
Electrician with Plastic Electric System Conduits in His Hands
Engineers are inspecting the plumbing and water valves inside an industrial facility.
Young female workers are talking and inspecting steel plates for multipurpose forming
Blue rubber tubes machinery components. Railway industry
emphasizing teamwork
a man chooses a roller for decorative plaster in a hardware store
Adjustable spanner with assorted plumbing fittings and hose on grey surface Sonstruction equipment
Engineer Inspecting Machinery at Industrial Site
Residential In Line Water Filters Maintenance
