Background
The Ministry of Public Works and Transport (MPWT) has operational responsibility for managing national road assets and coordinating measures to control vehicle loads on Cambodia’s highway network. MPWT exercises this mandate through inspection teams and provincial weigh-station cooperation to enforce legal axle and gross vehicle weight limits.
Weight-control operations are a governance mechanism used to detect vehicles that exceed legal load thresholds and to protect pavement condition and road lifespans. Inspecting and sealing vehicles that surpass statutory weight limits is part of MPWT’s toolkit to manage direct risks to road infrastructure condition and maintenance needs.
Key Developments
On the night of 12 May 2026, an MPWT-led special inspection team conducted checks on National Road 7 at km330 near the Klah Stuh roundabout in Kratie province. The operation was carried out under direct orders of the minister and the chair of the committee that oversees overweight vehicle inspections, with participation from provincial station officers.
The inspection team examined two transport vehicles and applied TS seals after determining both vehicles exceeded legal weight limits. The reported excesses were 24 tonnes and 33 tonnes, recorded as approximately 60% and 73% over the permitted weight respectively.
Enforcement Actions
Officials applied TS sealing to the two overloaded vehicles identified during the roadside checks; sealing is used to mark vehicles that breach weight regulations and to indicate restricted movement pending further administrative action. The operation was focused on detection and physical marking of non-compliant vehicles on a national route identified as critical for freight movement.
Operational Implications
The incident documents active field enforcement by MPWT and provincial partners on a major transport corridor, showing the ministry’s use of targeted inspections to manage vehicle loads. Regular roadside inspections and sealing of non-compliant vehicles contribute operational data that MPWT can use to prioritize inspection sites and allocate inspection resources along the national road network.
Source
Official report published by the Ministry of Public Works and Transport (MPWT) on 12 May 2026: MPWT Facebook post.





