The plan to install solar arrays on the roofs of two Winchester schools has been in the works for several years, but Winchester officials are cautious about rushing with the environmentally friendly installation. One of the big concerns on their minds is the question: do the schools' roofs have the capacity to hold the weight of solar panels in addition to heavy snow loads?The proposals on the table are for solar photovoltaic (PV) energy systems at Vinson-Owen Elementary and [...]