Table 47 (Continued)
Check condition; check hatches; check
screens on openings. Clean as necessary.
Check for erosion, burrowing animals,
embankment. Repair as necessary. If
leakage through the embankment exists,
drain tank and look for cracks in tank walls
Check interior walls, roof, appurtenances
and embankment; if leakage is evident,
excavate and repair walls.
Check and repair.
SA or A
Steel tanks (ground-
Check for ice damage in spring; repair as
Examine exterior and interior for rust,
corrosion products, loose scale, leaky
seams, and rivets and for condition of
Replace rivets or patch leaking areas, as
paint as necessary.
Check condition, hatches, screens,
manholes and paint; lock hatches; remove
spider rods if corroded; repair, replace, or
paint, as necessary.