National Park Service
$2,467,164
Great Basin National Park
October 2020
Mill road, demo and replace block restrooms and repair others
Demo, replace and repair 37 campsite concrete pads, grill pits and tables
Repair and renovate historical rock wall and pave road
National Park Service
$681,074.58
Canyonlands National Park
November 2019
DB- 5’ X 8’ cement culvert and guardrail system
Included specifications for 2 future culverts and crossings
Traffic Control
Extensive excavation; rip rap and compaction specifications
Sacramento Area Sewer District
$2,242,682
Sacramento, CA
November 2019
Demo and abandon 29 existing septic tanks on private property
Installation of 29 grinder pumps and re-routing gravity lateral sewer system
Installation of 27 individual 1 1/4” lateral force mains from each grinder to new force main
4600 LF of 3” force main, 280 LF VCP all connected to new and/or existing manholes
Western Area Power Administration
$2,270,371
Fresno, Shasta-Keswick, Trinity-Lewiston
December 2017
Cut, fill and compact road surfaces
Install drivable dips
Compaction of sink holes
Repair of washouts
Fort Bidwell Indian Community
$1,632,262
Fort Bidwell, CA
October 2020
Construction of 3850 ft 8” HDPE water main by horizontal drilling
1500 ft. of 6” PVC water main
40 ft. of 8” PVC main by open trench
11 residents hooked up on individual meters
All PRVs and vaults, hydrants and connection to existing system
Town of Paradise
$478,901
Paradise, CA
December 2022
Trenching
Removal of existing culverts and placement of new culverts
Drainage appurtenances including rock slope protection and flared end sections.
Paving
National Park Service
$681,074
Dinosaur, Colorado
December 2020
Replaced 4,000 of water main and appurtenances
ARV’s and other valves
700 square feet of asphalt
Newell County Water District
$4,571,776
Newell, California
October 2021
Installation of new sewer main
Laterials to existing appurtenances
National Park Service
$1,485,584
Mariposa County, California
September 2018
Drilled for new well
Upgrade water system
Bureau of Reclamation
$316,610
Clear Creek, Redding, California
July 2018
Install 30,840 LF of HDPE sewer main to 84 individual home sites
Rehabilitation of existing community lift station
Installation of new pump stations
Project challenges: subsurface conditions; minimizing community access disruption
City of Yreka
$4,756,839
Yreka, California
November 2022
Over 11,000 feet of 6” - 16” water main with a combination of HDPE, DI, and C900 pipe
Pipe depth ranging from 3.5’ to 8’ deep
121 water services and connections to commercial or residential buildings
Approx. 350 pothole locations and utility crossings
24 water main tie ins
Daily traffic control on Yreka’s busiest street
Big Bend Hot Springs Development
$239,732.00
Whitmore, California
January 2018
City of Red Bluff
$168,212.00
Red Bluff, California
October 2017
Indian Health Services
$2,710,673.00
Tuolumne, California
October 2017
Department of the Interior, National Park Service
$386,416.00
Arches National Park- Moab, UT
October 2017
City of Lakeport
$524,755.53
Lakeport, CA
May 2017
Livestock Ranch
$98,000.00
Cottonwood, Shasta County, CA
June 2016
Masingale Family
$40,000
Millville, CA
May 2015
USDA Forest Service
$511,355.00
Chester, Plumas County, CA
September 2016
