The construction of pipelines involves meticulous planning, precise welding of high-strength steel sections, and advanced coating techniques to protect against corrosion. Once operational, their maintenance is critical and involves regular monitoring through “smart pigs” that inspect the pipeline’s interior for cracks or metal loss. External maintenance includes patrolling routes for third-party damage and checking cathodic protection systems that prevent rust. Leak detection systems using flow meters and sensors provide an immediate alert to any breaches. This continuous cycle of construction and vigilant maintenance ensures the safe and efficient transport of vital energy resources.