Civil Engineering and Land Surveying firm with expertise in residential and commercial industries

Hamel Family Wines

Land Survey | Roadways & Driveways | Wastewater & Septic | Wineries | Location: 15401 Sonoma Hwy., Sonoma
Hamel Family Wines

Hamel Family Wines is in its final stages of developing a 124.36 acre parcel into a winery with production buildings, an estate house, exterior support structures, tasting terraces, wine caves, a septic field, a wastewater pond, and a new 18-ft wide paved driveway to provide access to the winery from Sonoma Highway. The project also includes the construction of a 14-ft wide paved truck route, overflow parking areas, a bridge, a vineyard storage building and its access drive.

Adobe Associates, Inc. Civil Engineering, Wastewater, and Land Surveying departments provided the following services:

  • Entitlement Consultation
  • Site Exploration
  • Pre-perc Testing
  • Boundary Surveys
  • Topographic Mapping (including aerial)
  • Commercial Driveway Design
  • Schematic Design
  • Sewage Disposal System Design
  • Process Wastewater Treatment Design (wastewater pond)
  • Design Development for the Production and Estate Buildings, Tasting Room, Barrel Caves, Detached Restroom, Exterior Support Structure, Pump House, Vineyard Storage Building, Parking Areas and Driveways
  • Construction Documents
  • Caltrans Encroachment and Driveway Entrance Construction Documents for Hwy. 12 Design and Permitting
  • Bidding Services
  • Stormwater Pollution Prevention Plan & Qualified Stormwater Practitioner Services
  • Construction Administration
  • Construction Staking
  • Preliminary Creek Crossing Analysis and Grading Plan Design and Permit Processing and Water Supply Permitting

Notable Project Features:

Earth removed from the wine cave excavation is being reused to form rammed earth walls that run the length of the estate house and administrative wing.


This project was the winner of the North Bay Business Journal’s Top Real Estate Projects in the North Bay in 2013 in the Sonoma Winery Category.