1, first sunken road maintenance around with (cordon fenced), to prevent passing vehicles, pay attention to subsidence in, resulting in unnecessary losses; 2, first put road split drilling site, the concrete slag pile on one side, a remova…

Modular composite cable bracket: easy installation, but require special cable trench wall formation. Unable to cope with the change of the cable layers. Buried cable bracket: easy installation, the requirements for cable trench wall format…