underground [Adjective] + pipe [Noun]

Strength Strength Dispersion
A:
8
CHISQ:
63.02
AWT:
17,645,200
TTEST:
2.54
G2:
26.82
FAWT:
3.08
MI:
3.29
LOGLOG:
9.86
JD:
0.54
MI3:
9.29
DICE:
0.34
RANGE: