Just a few pipe-related civil engineering terms for you. Extra credit for anyone whe can use at least 6 of these in a single sentence without sounding like a bathouse pick-up line.
Head
Orface
Roughness
Bedding
Manhole
Thrust
Sanitary
Backfill
Penetration
Slurry
Head
Orface
Roughness
Bedding
Manhole
Thrust
Sanitary
Backfill
Penetration
Slurry