Brifing

Ukraine and Russia Shift Combat Operations to Underground Pipeline Networks

Drones force soldiers into claustrophobic tunnels as traditional surface warfare becomes increasingly lethal.

France 24 – Europe2 min

1New Underground Combat Front

The war in Ukraine has expanded beneath the surface as both armies utilize disused Soviet-era gas pipelines. Operation Veles, recently hailed as a success by President Volodymyr Zelensky, saw Ukrainian troops advance 15 kilometers through a 1.2-meter diameter pipeline near Kupiansk to confront Russian forces in these confined, subterranean environments.

2Shift in Tactical Doctrine

While Russia has utilized these tunnels for over two years to bypass Ukrainian defensive lines, Kyiv has now adopted and modernized the method. Military analysts note that Ukraine previously mocked these tactics as ineffective, but recent Russian gains in Avdiivka and Kursk forced a strategic pivot toward this brutal, claustrophobic warfare.

3Drone Proliferation Driving Tactics

The mass saturation of reconnaissance and attack drones across the front line has made surface movement extremely hazardous. Soldiers now view the narrow, gas-choked tunnels as a safer alternative to open terrain, where they are constantly vulnerable to aerial strikes that have caused the majority of casualties during this four-year conflict.

4Technical Challenges of Tunnels

Operating underground presents unique technological hurdles for modern warfare. Radio-controlled drones lose their signal at tunnel entrances, while fiber-optic cables often snag on corners. Soldiers also employ primitive defenses like fishing lines or wire nets at tunnel openings to prematurely detonate incoming drones, providing a rare layer of protection from aerial threats.

5Operation Veles and Results

During the recent Operation Veles, Ukrainian forces successfully secured a tunnel entry point beneath the Oskil River. President Zelensky reported that the campaign resulted in the elimination of approximately one hundred Russian soldiers and the capture of over 30 prisoners, marking a significant, albeit localized, victory in the ongoing eastern front struggle.

6Infrastructure as a Battlefield

The conflict relies heavily on maps of Soviet-era industrial infrastructure known to both sides. Beyond gas pipelines, military analysts suggest that urban sewage and drainage systems in cities like Kharkiv, Luhansk, and Donetsk could serve as secondary underground battlefields, further complicating the defensive efforts for both the Ukrainian and Russian military commands.

7Limitations of Pipeline Warfare

Despite the tactical advantages, tunnel warfare remains a support measure rather than a primary offensive strategy. The narrow diameter of the pipes severely limits troop capacity, making soldiers highly vulnerable if defenders monitor the exits. These operations are currently best suited for breaking local deadlocks rather than launching large-scale, sustained military offensives.

8Strategic Implications of Tunnels

The adoption of tunnel warfare signifies a desperate evolution in a war defined by high-tech aerial surveillance. While these networks offer temporary respite from drone-led attrition, they represent a grim reality of the conflict's intensity. Both sides remain locked in a dangerous game, utilizing every available inch of territory to gain advantage.

Original article: France 24 – Europe — Ukraine and Russia Shift Combat Operations to Underground Pipeline Networks