... maintenance and repairs to the mechanical, industrial, plumbing, structural, life safety, and control systems ... , regulations, governmental agencies, and company directives related to building operations and work safety ...

... maintenance and repairs to the mechanical, industrial, plumbing, structural, life safety, and control systems ... , regulations, governmental agencies, and company directives related to building operations and work safety ...

... maintenance and repairs to the mechanical, industrial, plumbing, structural, life safety, and control systems ... , regulations, governmental agencies, and company directives related to building operations and work safety ...