PEI IMA Grade 9 case studies
PEI IMA Grade 9 · Put your knowledge to work in context.
The PEI IMA Grade 9 credential is a professional certification for individuals working with fuel storage, dispensing, and related facility systems, administered by the Petroleum Equipment Institute (PEI). It is aimed at technicians, installers, inspectors, and site managers who need to demonstrate competence across the full lifecycle of fueling infrastructure - from structural and building design through dispensing equipment, electrical controls, fire and environmental protection, installation practices, inspection and maintenance, and the codes and standards that govern the work. The PEI IMA Grade 9 case studies are 5 cases and about 4,838 words.
1Dispenser 3 Is Slow - Replace the Pump, or Keep Digging?
A four-dispenser retail site on Prince Edward Island is supplied by a single 50,000 L double-wall fibreglass UST through one 1.5 hp submersible turbine pump (STP) and a manifolded secondary-contained flexible product line. The operator reports that dispenser 3 now delivers about 18 L/min while the other three run at 42–45 L/min.
953 words, about 5 min2Seal-Offs and the Emergency Stop on a Dispenser Replacement
At a Prince Edward Island service station, two 20-year-old dispensers are being replaced with new units listed and marked for Class I, Division 1, Group D. The contractor runs 3 m of Schedule 80 PVC conduit from a new junction box mounted on the canopy column - an area the contractor has assessed as unclassified - to the top of each dispenser's junction box, pulling three THHN conductors plus a bonding conductor.
934 words, about 5 min3Hot Work on a Tank Shell with Vapour in the Excavation
A contractor is removing a 20,000 L single-wall steel UST at a PEI site that has been out of service for eight months. The tank was emptied and roughly cleaned two days ago, but about 100 mm of sludge remains on the floor.
983 words, about 5 min4A New Dispenser Island Over an Existing Tank Sump
A developer proposes to add two multi-product dispensers to an existing PEI retail site served by one 30,000 L double-wall UST. The proposed island would sit directly over the tank's existing piping sump.
1,009 words, about 5 min5A Precision Line Test Fails Three Weeks After a Clean Tank Test
During an annual compliance test at a PEI retail site, the precision line tightness test on a pressurised product line (0.38 L/h threshold) records an apparent loss of 0.55 L/h over the one-hour test period. The tank tightness test passed three weeks earlier.
959 words, about 5 min