Besraya Sdn Bhd will conduct road maintenance on the Sungai Besi Expressway from June 3 to November 30.Lane closures will be carried out in stages in both directions between various stretches during maintenance.Maintenance works, including road resurfacing and line marking, will take place nightly from 10pm to 6am.Highway users are advised to follow instructions on electronic signboards for traffic updates and lane closure information.