john_pittman:
landfill
john_pittman:
gas plant
john_pittman:
gas plant
john_pittman:
gas plant
john_pittman:
pipeline work center
john_pittman:
pipeline work center
john_pittman:
pipeline work center
john_pittman:
ecolinedurham4
john_pittman:
ecolinedurham1
john_pittman:
ecolinedurham2
john_pittman:
ecolinedurham3
john_pittman:
cogen diagram
john_pittman:
cogen diagram
john_pittman:
cogen diagram