Saint-Gobain PAM UK says it has developed the Opt-Emax, a range of one-man operable access covers, in response to health and safety concerns over a perceived increase in accidents occurring from drainage operatives lifting heavy access covers. Through an innovative design, each triangular cover section is independently hinged, said to considerably reduce required effort when lifting compared with traditional access covers. Once opened, the hinge blocks at 900, preventing accidental closure. Paul Thompson, m