Trident RhinoDome Test Station is a dome-style utility marker post that integrates an industry-standard 11-hole terminal board for tracer wire access, locating, and grounding. Constructed from RhinoPoly thermoplastic, it is engineered for extreme field conditions (-40 to +150F) and UV exposure for 10+ years. Permanent hot-stamped graphics keep warnings visible and compliant. Key attributes include integrated 11-hole terminal board, lengths from 66" to 96", 3.5" outside diameter, a 19" dome topper, 10" anchor tube, 18" bury-depth decal, and options/add-ons such as cap lock, ISO-Switch , extra terminals, grounded LocatePlate, installed tracer wire, and shunts/jumps. Distributor listings indicate a minimum order quantity for some sizes and show variant MPN patterns (length/color/topper/options).