2491 W Iliff Ave, Denver, CO 80219

Service Area

Sewer and Water Line Service in Denver Tech Center, CO

An independent, licensed plumbing contractor. Not affiliated with Denver Water or the City and County of Denver.

Sewer line, water line, and underground infrastructure work in Denver Tech Center, Arapahoe County. Denver Sewer and Water scopes the line before quoting, pulls the permits, and handles the excavation with our own crews.

We regularly work commercial properties throughout the Denver Tech Center, and we schedule around building operations and tenant access rather than promising a fixed arrival time.

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Sewer Lines
Water Lines
Fire Lines
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Independent, family-owned. Not Denver Water or a city agency.

Denver Sewer and Water LLC is a privately owned, licensed and insured plumbing contractor. Not affiliated with, endorsed by, or connected to Denver Water or any government entity. Visit denverwater.org for utility billing, meters, or city water service.

Family Owned and Operated, Not the City Utility
Licensed and Insured
Second-Generation Specialists
Fast Response Across the Denver Metro

Underground Line Work in Denver Tech Center

The Denver Tech Center is almost entirely commercial and multifamily property built from the 1970s through the present, so the underground picture here is dominated by larger diameter mains, commercial sewer laterals, and grease and fire line taps rather than the single-family patterns found in the surrounding residential suburbs. Original 1970s and 1980s office towers commonly run cast iron and early PVC sewer with copper or ductile iron water services, while the newer mixed-use towers along the I-25 corridor use PVC and HDPE with modern fire suppression taps sized to current code.

Multi-tenant buildings create a specific kind of underground problem: a single lateral can serve several restaurant or retail tenants, and a grease blockage from one kitchen backs up plumbing for every business on that line. Property managers here need a contractor who can camera a shared line, isolate which tenant is contributing to a blockage, and coordinate a repair without shutting down an entire building.

DTC's underground infrastructure has also aged unevenly by phase of development. Some of the earliest towers near Belleview and I-25 are approaching fifty years old and are due for lateral inspections whether or not they have had a problem yet, while buildings built in the last fifteen years along the Fiddler's Green corridor rarely have age-related failures and instead see construction debris, grease, or installation defects surface under load.

Fire line taps and backflow prevention are a bigger part of DTC work than in most residential locations we serve, since office towers, hotels, and multifamily buildings all carry code-required fire suppression systems that need periodic testing and occasional tap repair or replacement. We handle both the domestic water and sewer side and the fire line side for commercial DTC properties.

Areas we cover: Belleview and I-25 corridor, Fiddler's Green area, Landmark district, Greenwood Plaza, Inverness border.

Tree lined Denver residential street with 1920s brick bungalows and mature elms
Older Denver blocks: shallow clay laterals, alley mains, and mature tree roots.

Local Infrastructure Context

Contractor reviewing utility permit plans on a work truck tailgate with locate marks on the pavement
Locates, permits, and the right authority get handled before the first cut.

Permits and Authority in the Denver Tech Center

The Denver Tech Center spans parts of unincorporated Arapahoe County and the City of Greenwood Village, and the governing water and sewer authority depends on exactly where the property sits. Some DTC buildings are served by a metro district specific to the development, others fall under a broader Arapahoe County water and sanitation district, and the right-of-way authority follows the same jurisdictional line.

Because commercial properties here often have complex ownership structures, condo associations, or metro district financing, we confirm both the utility authority and any property-specific easements before filing a tap or repair permit, and we work directly with the property manager or the association rather than assuming a single point of contact.

  • Water and sewer authority varies by exact address between a development-specific metro district and a broader Arapahoe County water and sanitation district.
  • Right-of-way authority follows the same jurisdictional split between unincorporated Arapahoe County and Greenwood Village.
  • Fire line taps require separate backflow prevention review and acceptance testing.
  • We verify the authority and any recorded easements before filing permits on multi-tenant commercial property.

Tap and Connection Notes

  • Commercial tap sizing in DTC is driven by fixture count, fire flow requirements, and use classification, and oversizing a tap adds unnecessary cost.
  • Shared laterals serving multiple tenants require identifying every connection point before a repair, since isolating one tenant's contribution from another's is often the actual scope of the job.
  • Fire line taps carry their own backflow prevention and acceptance testing requirements separate from the domestic water tap.
  • Property manager or association sign-off is often required before excavation on shared commercial property, and we build that into the schedule.

Typical Pipe Eras in Denver Tech Center

  • 1970s and 1980s original towers: cast iron and early PVC sewer, copper and ductile iron water services.
  • 1990s and early 2000s buildings: PVC sewer with copper supply, generally sound but aging toward major component replacement.
  • Post-2010 mixed-use towers along Fiddler's Green: PVC and HDPE sewer and supply with modern fire suppression taps.

How Lines Fail Here

  • Grease blockages in shared commercial laterals serving multiple restaurant tenants.
  • Cast iron corrosion in the oldest 1970s-era office towers.
  • Construction debris and installation defects surfacing in buildings under fifteen years old.
  • Fire line tap failures requiring backflow prevention repair or replacement.
  • Root intrusion where landscaping has matured over an aging lateral run.

Denver Tech Center Sewer and Water Questions

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Camera-first diagnosis, permits handled, and honest answers about what the line actually needs.