Rattenbury Engineering LLC, Hull, Mass., and storm-water system provider Rainwater System, Inc., Salem, Va., have merged to form Rainwater Management Solutions. The new entity is the only U.S. firm to offer siphonic roof drainage for rainwater-harvesting systems.Portland, Ore. City Council Commissioner Dan Saltzman last month introduced a policy to improve and expand the city's Green Building Policy. Among the recommendations is the requirement that all new city facilities meet LEED Gold standards.A new ANSI/ASHRAE standard, 134-2005, Graphic Symbols for HVAC/R Systems
, provides a comprehensive set of airside, piping, controls and equipment symbols for manual and CAD renderings of HVAC/R systems.Ronald L. Ewing, P.E., RLS, will serve as the new CEO of Fairfax, Va.-based A/E firm Dewberry. Ewing joined Dewberry in 2002 and has more than 35 years of engineering experience in the U.S., Bolivia and the Bahamas.