Specifications include, but are not limited to: As a minimum, the type of work shall include the following tasks: • Inspect GPA building envelopes and structures for exterior water intrusion. • Diagnose the cause of water intrusion of building envelopes including, but not limited to, roofing systems, roof drains and gutters, flashings, walls, windows, and storefronts. • Perform routine and emergency repairs to stop and/or prevent building envelope water intrusion. • Roofing systems include, but are not limited to, built up roof membrane (BUR), modified bitumen, singleply membrane, standing seam metal, and shingles. • Install, maintain, and repair gutters, down spouts, and roof drains. This includes cleaning of gutters, down spouts, and roof drains. • Perform water testing as needed to simulate leaks and determine if repairs have solved the problem.