Specifications include, but are not limited to: A. Install piping according to the following requirements and Division 23 Sections specifying piping systems. B. Drawing plans, schematics, and diagrams indicate general location and arrangement of piping systems. Indicated locations and arrangements were used to size pipe and calculate friction loss, expansion, pump sizing, and other design considerations. Install piping as indicated unless deviations to layout are approved on Coordination Drawings. C. Install piping in concealed locations, unless otherwise indicated and except in equipment rooms and service areas. D. Do not run piping through electrical or electronic equipment spaces and enclosures unless unavoidable. Install drip pan under piping that must be run through electrical spaces, if approved by local authority. E. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise. F. Install piping above accessible ceilings to allow sufficient space for ceiling panel removal. G. Install piping to permit valve servicing. H. Install piping to allow maximum possible headroom unless specific mounting heights or slopes are indicated. I. Install piping at indicated slopes, or level and plumb, parallel and perpendicular to other building systems and components in exposed interior spaces, unless otherwise indicated. J. Install piping free of sags and bends. K. Install fittings for changes in direction and branch connections. L. Install piping to allow application of insulation...
