Polyurea Systems Displace Sheet Membranes in Infrastructure Duty
Bridge decks, water treatment structures, secondary containment floors, and tunnel linings increasingly specify spray-applied polyurea over traditional sheet membranes, since polyurea cures within seconds and returns a structure to service far faster than bituminous or EPDM alternatives requiring days of downtime. The United States Federal Highway Administration and European transport agencies have expanded bridge rehabilitation programmes that specifically favour rapid-cure systems to minimise lane closure duration on high-traffic corridors. Sika and Carlisle have both expanded polyurea production capacity since 2024 to meet a widening order backlog tied directly to infrastructure rehabilitation budgets committed through the decade.
Market Impact: Adds USD 620 million demand








