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Underground Utility InstallationMaryland Β· Delaware Β· Pennsylvania
Expert underground utility installation β water, sewer, gas, and drainage lines for residential and commercial projects.
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Licensed MD Β· DE Β· PAβ
ASSE Certifiedβ
8+ Years Experienceπ¨ 24/7 Emergency Serviceπ Free Quotes
About Our Underground Utility Installation Service
Underground utility work requires the right equipment, experienced crews, and proper licensing to do safely and to code. Milloway Pipeworks has been performing underground installations across Maryland, Delaware, and Pennsylvania since 2018. Whether you need a new water line from the street, a sewer lateral from a new building, or a complete underground utility package for a development, our crews handle it all.

What We Handle
- βUnderground water, sewer, and gas line installation
- βResidential and commercial utility work
- βTrenching and excavation
- βBackfill and compaction
- βPipe bedding and protection
- βDepth and cover per local code
- βCoordination with utility locating services (Miss Utility / 811)
- βPermitted work β all three states
Frequently Asked Questions
Do you call Miss Utility before digging?
Always. We call 811 (Miss Utility) before every underground project to locate and mark existing utilities. Safety is non-negotiable on every job.
What types of underground utility work do you handle?
We install water service lines, sewer laterals, natural gas and propane lines, and drainage systems. We work on residential lots, commercial sites, and new subdivisions.
Serving Maryland, Delaware & Pennsylvania
We provide underground utility installation services across the entire Tri-State region β from Elkton to Newark to the Pennsylvania border communities.
View all service areas β