General Overview This Standard covers optical fiber communications cables intended for installation in underground sewers@ specifically storm and sanitary sewers. Materials@ canstruction@ and performance requirements are included in this Standard@ together with applicable test procedures. Additional applicationsbased considerations are discussed as well. Refer to ICEA S-87-640 for optical fiber communications cables intended for general outside plant use@ ICEA S-110-717 for optical fiber cables intended for aerial@ duct@ and buried outdoor and indoor/outdoor drop applications@ and ICEA S-104-696 for optical fiber communications cables intended for indoor/outdoor use.