Koch & Koch, Inc.
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SHERIFF'S Boat Barn

Grading, Foundation, Metal Building 30’x50’, Electrical, Fire Alarm, Paving.


Sheriff's Boat Barn

Owner: Placer County Facility Services Department

Date of Completion: July 2008

Contract Amount: $139,678

Contact: Bill Lardner (530) 886-4983

Security Gate Upgrades

Decorative Gates 25’- 28’, Install Hysecurity Gate Operators, gate loop detectors, underground electrical, install street light pole for security camera mounting including pole, foundation and pull box, removal of fencing and install new 8’ rod iron decorative fencing and 9’ decorative fence pilasters, concrete curb and gutters.


Security Gate Upgrades

Owner: City of Yuba City

Date of Completion: July 2008

Contract Amount: $347,256

Contact: Mandeep Chohan (530) 822-7448

Nevada County Sheriff’s Property Unit Garage

Plans, permit, construction of a 24’x24’ metal garage style metal building. Including relocation of existing propane gas line, underground electrical service for new building, concrete footings and slab, unit heater, painting, electrical and lighting.


Nevada County Sheriff’s Property Unit Garage

Owner: Nevada County

Date of Completion: March 2008

Contract Amount: $37,074

Contact: Mike Quintana, Facilities Project Manager (530) 470-2639

Nevada County Radar Signs

Sixteen Radar Signs at various locations throughout Nevada County


Nevada County Radar Signs

Owner: Nevada County Transportation

Date of Completion: March 2008

Contract Amount: $97,992

Contact: Jim Orendorff (530) 265-1428

Sacramento Metal Health FOUNDATION

Grading, Concrete Foundation, Sprinkler System.


Sacramento Metal Health

Owner: ACCO Engineered Systems

Date of Completion: March 2008

Contract Amount: $23,852

Contact: Robert Whitney (916) 360-5691

Sacramento DOT

Demo Boiler and duct work in mechanical room, Build new roof top boiler pad, Miscellaneous reinforcing steel.


Sacramento DOT

Owner: ACCO Engineered Systems

Date of Completion: March 2008

Contract Amount: $40,878

Contact: Robert Whitney (916) 360-5691

Raising of House for New Foundation

Raising of existing house two feet to accommodate new framing. Concrete foundation and piers, and relocation of existing utilities.


Raising of House for New Foundation

Date of Completion: December 2007

Contract Amount: $17,020

Owner & Contact: Mark Miller (530) 265-1351

Septic System and Grading

Capping fill pressure-dosed septic system design for a 3 bedroom home and grading including driveway, house pad, clearing on a property located on a hillside


Septic System and Grading – Nevada County

Date of Completion: November 2007

Contract Amount: $56,900

Owner & Contact: Constance and Chuck Terzella

Hanger at Nevada County Airport

New Hanger-Metal Building 40’x60’ to replace existing hanger located at the Nevada County Airport


However, due to the owner no longer needing the building, they requested the cancellation of the contract. Koch Excavating Inc. was able to contact Heritage Building Systems and receive a full refund for Mr. Kaul. Mike Kaul requests anyone considering Koch Excavating, Inc. (Koch & Koch, Inc.) for a project, to give him a call.


Hanger at Nevada County Airport

Date: October 2007

Cancelled by Owner

Contact: Mike Kaul (530) 273-8489

Olympus Village Sewer Lift Station Upgrade

A general upgrade of the existing Lift Station, replacement of two existing lift pumps and pump control panels with larger capacity pumps and control panels, adjustment of the float switch control set depths, preparation of a wiring diagram, bypass the wet well and keep the sanitary sewer operational during construction.


Olympus Village Sewer Lift Station Upgrade

Owner: County of Placer Facility Services Department

Date of Completion: September 2007

Contract Amount: $101,277

Contact: Hope Bostic (530) 886-4928

Nevada County Manhole Repair

Lower Manhole on Quaker Hill Road, Nevada City


Nevada County Manhole Repair

Owner: Nevada County Transportation

Date of Completion: February 2007

Contract Amount: $1,625

Contact: Jim Orendorff (530) 265-1428

Glide Ave Storm Drain Improvement Project

24” Storm Drain Pipe, Flat slab manhole with grate top, remove and replace concrete curb and gutter and restoration of existing improvements.


Glide Ave Storm Drain Improvement Project

Owner: City of West Sacramento

Date of Completion: September 2005

Contract Amount: $70,482.98

Contact: Lenard LaChappell (916) 617-4645

Donner Lake Pipelines

1.5” and 4” PE Service lateral inside existing 6” steel pipe, 1” and 1.5” service lateral, fire hydrants 6“ valve, joint trench, single and double water services, 4” water main, AC pavement, rock excavating, road crossings.


Donner Lake Pipelines

Owner: Truckee Donner Public Utility District

Date of Completion: July 2005

Contract Amount: $451,265

Contact: Neil Kaufman (530)587-3896

AWOS III Installation

Installed Automated Weather Observing System. Excavation, keystone retaining wall, concrete footings and slab, electrical, install tower.


AWOS III Installation

Owner: Nevada County Airport

Date of Completion: June 2005

Contract Amount: $118,213

Contact: Jim Orendorff (530) 265-1428

The Salvation Army Camp Del Oro

Grading of Roads and Parking Area, Septic System, Concrete Foundation.


The Salvation Army Camp Del Oro – Nevada City

Owner: Salvation Army

Date Completed: November 2004

Contact: Lloyd Mathison, Salvation Army Camp Manager (530) 478-0277

Jayhawk Pump Station Replacement

Replaced and upgraded a treated water pump station. Earthwork and site preparation, 6” mainline, concrete work dismantle existing pump station, shoring, stone slope protection, electrical service upgrade, landscaping.


Jayhawk Pump Station Replacement

Owner: Nevada Irrigation District

Date of Completion: July 2004

Contract Amount: $289,722

Contact: Vern Smith, Supervising Engineer (530) 271-6862

Community Development Block Grant

This project involved the demolition and reconstruction of the existing 890 sq ft dwelling. Excavation, concrete foundation and flatwork, complete framing, electrical, plumbing and mechanical. This house was a turn key project, allowing the owner to choose all finished coverings from the cabinets, paint color and carpet to the appliances.


Community Development Block Grant

Owner: City of Grass Valley

Date of Completion: July 2004

Contract Amount: $122,785

Contact: Home Owner – Jackie Pitts (530) 273-5352

New Maintenance and Administration Facility for Durham Transportation and School Services

Site Preparation, underground utilities, storm drain outlet, septic system, footings for sound wall, 4” fire line, concrete trash enclosure, erection of steel office building and prefabricated metal roofing and siding. Placed 1,100 tons of Asphalt paving for parking lot.


New Maintenance and Administration Facility for Durham Transportation and School Services

Date of Completion: July 2004

Contract Amount: $490,493

Contact: Kimmel Construction Inc. – Gary Link (916) 718-6649

Nevada County Airport Hanger Project

 Eleven Nested “T” Hangers, 12,986 sq ft, 54’x259’ steel building and prefabricated metal roofing and siding with electrically operated Bi-fold Doors. Concrete Foundation with a vapor barrier and asphalt aprons.


Nevada County Airport Hanger Project

Owner: Airport Hanger Association

Date of Completion: 2004

Contract Amount: $383,500

Contact: Joe Weathers (530) 477-2807

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Koch & Koch, Inc.

13084 John Bauer Ave Grass Valley, CA 95945

(530) 432-4000

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