Past Projects

ground_hog_ca

Celebrating 25+ Years!
Class A Engineering Contractor in the SF Bay Area.
#GroundHog

Another commercial combo service getting wrapped u

8” Combo service cut in. #groundhog We are able

It was at this moment I found out my @redwingshoes

10” Water main locating for a new 8” commercia

First day of the summer work season! #groundhog T

Father and son, get the job done! #groundhog Acco

New residential gas service in Seb-Town! Also, If

Prepping a new staff parking lot for asphalt at a

I still make this same face when I jump on big equ

We don’t believe in failure... #groundhog This

Hydro excavation! #groundhog I remember a time wh

Throwback to building Ro Sham Bo✊✋✌️ Winer

Did you know what the little blue dial on your wat

Emergency call out on a broken hydrant. #groundhog

Anyone can have a Peterbilt, only the cool guys ha

“The Beast” before and after! #groundhog We r

Our first excavation/hauler setup! Picture was ta

Emergency hydro-excavation. #groundhog While the

Thill Family, Building California since 1959. Bet

Social Distancing, means we each stay on our side

Still gettin it done!! #groundhog Neat to see the

Calculated Risk... #GroundHog We recently had loc

Fixed this one so fast I forgot to get a before pi $Fixed this one so fast I forgot to get a before picture! #groundhog The flood of emergency leaks has been keeping us busy. This was a 2” poly-B line off a commercial combo service. Polybutylene was the king of plumbing from the 70s to late 90s until it was realized that the disinfection byproducts found in our water supply causes a chemical reaction to change the structure of the plastic, making it brittle to the point of fracturing itself. #sonomacounty #excavation #plumbing #water #leak #ca #california #contractor #generalengineeringcontractor #firesprinklers #utilityconstruction #encroachment #dirtwork #asphalt #concrete #heavyequipment$

Water quality issues? #groundhog On a Saturday mo

Chase the leak! #groundhog We always have custome

As the county goes into lockdown over #covid_19 we

Was this taken before or after job completion? #gr

Pipeline install at a scenic Napa valley winery! #

It’s Groundhog Day! #groundhogday Punxsutawney

Emergency repair on a lateral pipeline fracture. # $Emergency repair on a lateral pipeline fracture. #groundhog A mix of corrosive soil conditions without any protection and a possible manufacturing defect caused quite the water leak on this commercial fire system. We ended up replacing the whole segment and gave it a 10mil coating to make sure this customer is protected for years to come! #sonomacounty #excavation #plumbing #water #leak #ca #california #contractor #generalengineeringcontractor #firesprinklers #utilityconstruction #encroachment #dirtwork #asphalt #concrete #heavyequipment$

How do you make your steel trench plates stay put

One EC, one transformer pad, four paint colors...

Twinning! #groundhog I honestly didn’t think I

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