BACKFILLING EXAM WITH CORRECT ACTUAL QUESTIONS AND
CORRECTLY WELL DEFINED SOLUTIONS LATEST ALREADY
GRADED A+ 2025 – 2026
Soil class is type c and its the least stable - SOLUTION-What type of soil class is used for national
grid and how stable is it?
BEPM - Butane, Ethane, Propane, Methane - SOLUTION-What are the natural gases?
for all excavations at a depth of 5 feet or more - SOLUTION-When is shoring mandatory?
electric - powerlines, cables, conduit, and lighting cables - SOLUTION-RED utility markings is
communication - alarm or signal lines, cables or conduits - SOLUTION-ORANGE utility markings
is
gas - oil, steam, petroleum, or gaseous materials - SOLUTION-YELLOW utility markings is
sewer - sewers and drain lines - SOLUTION-GREEN utility markings is
water - potable water - SOLUTION-BLUE utility markings is
slurry lines - reclaimed water, irrigation or slurry lines - SOLUTION-PURPLE utility markings is
temporary survey markings - SOLUTION-PINK utility markings is