Kilduff Underground Engineering Share: Civil Engineering Kilduff Underground Engineering Visit Website Request Info 535 16th street Suite 605 Denver , Co 80202 (303) 732-3692 LinkedIn About Map About Underground Engineering design for utility contractors. Design of excavation support systems, tranches technologies, dewatering systems, geotechnical instrumentation & monitoring. What's Nearby? Distance: 5 10 15 20 25 50 mi.