Selected Projects


    American River Jet Grout Test Section / Contract #1,  American River Watershed, CA: 
    Sierra managed quality control for the research and implementation of triple fluid injection grouting 
    as a stabilization application along the American River levee system. This study being the first ever
    conducted as well as the first triple fluid project ever proposed by the U.S. Army Corps of Engineers 
    analyzed all aspects of the triple fluid technology. Sierra managed all aspects of the quality control 
    both in test section and in site implementation. Sierra Testing Laboratories, Inc. coordinated and 
    provided two field testing units as well as laboratory testing services. 
    Client: Pacchiosi Drill, U.S.A. Inc.: $13,894,000.

    Sacramento River Flood Control Project Mid-Valley Area Phase III Sutter County, CA:
    Managed field quality control personal for the improvement of two sites along Sutter Bypass which 
    included 69,800 cubic yards of excavation, 94,000 cubic yards of embankment and backfill,  
    surrounding 230,500 square feet of soil-bentonite slurry cutoff wall.  
    Client: DD-M Crane & Rigging  Construction Cost: $1,333,249.

    Riverbed Gradient Facility for Sacramento River at the Glenn Colusa Irrigation District
    (GCID Intake Sacramento Mile 206) Hamilton City, CA: 
    Managed field quality control whose project scope included: 28,200  square feet of  metal sheet 
    piling,  58,100 cubic yards of river excavation, 21,200 cubic yards of common excavation, 75,000 
    cubic yards of fill and finally 190,800 ton of rock placement 
    Client: J.E. McAmis, Inc.  Construction Cost: $9,794,798.

    Beale Air Force Base Pipe Looping Project,  Beale Air Force Base, CA: 
    Managed field and laboratory contractor quality control testing on 10,600 lineal feet of waterline 
    with diameter ranges between 6 to 12 inches.
    Client: Clearwater Environmental, Inc.  Construction Cost: Value Unknown

    Lawrence Livermore National Laboratory Building 155 Livermore, CA:   
    Managed the testing associated with the design of a concrete caisson two story steel frame building
    of approximately 30,000 square feet 
    Client: Consolidated Engineering Laboratories, Inc.  Construction Cost: Value Unknown

    Grand Island, RD3 Sacramento Mile 25 Phase III Flood Levee Repairs, 
    OL 84-99 Sacramento County Grand Island, CA:
    Conducted quality control testing and inspection on a multi site levee repair. Soil placing methods 
    included draglines, barges, and compaction equipment.
    Client: DD-M Crane & Rigging Construction Cost: $564,975.00  

    Riverbed Gradient Facility for Sacramento River at the Glenn Colusa Irrigation District 
    (GCID Intake Sacramento Mile 206) Hamilton City, CA:  
    Conducted field quality control whose project scope included: 28,200 square feet of metal sheet
    piling, 58,100 cubic yards of river excavation, 21,200 cubic yards of common excavation, 75,000 
    cubic yards of fill and finally 190,800 ton of rock placement 
    Client: J.E. McAmis, Inc.  Construction Cost: $9,794,798

    LD1 Slurry Wall 1998 Flood Phase III Levee Repair Marysville, CA: 
    Conducted field quality control on this project, a soil cement bentonite slurry cutoff wall of 
    278,250 square feet with 42,740 cubic yards of excavation and 42,740 cubic yards of embankment fill 
    Client: BCN Company Construction Cost: $1,615,760.00

    West Sacramento Levee Reconstruction Project, 1B Reach D West Sacramento, CA: 
    Conducted quality control testing and inspection on the project whose scope of work included
    placing 371,000 cubic yards of compacted fill.
    Client: Clearwater Environmental, Inc.  Construction Cost: $6,990,020.20

    Sacramento River Bank Protection, Colusa Basin Drain Contract 42D 
    (RD108) Yolo County, CA:
     Conducted quality control testing and inspection on the project whose scope included 93,400 
    cubic yards of embankment fill and 5,000 ton of aggregate surface course. 
    Client CKY, Inc.  Construction Cost: $3,862,364.00

    American River Right Bank Sacramento, CA: 
    A quality assurance project consisting of two phases, the first being the construction of a 13,960
    meter soil cement bentonite (SCB) slurry cutoff wall followed by a second phase 192,700 square 
    meter section of soil cement bentonite (SCB) cutoff wall. 
    Client U.S. Army Corps of Engineers, Sacramento District  Construction Cost: 

    Sacramento River Reconstruction Contract 3 Marysville, CA:  
     A soil cement bentonite (SCB) slurry cutoff wall of approximately two miles in length.  Responsible 
    for the engineering of various mix designs necessary to meet the U.S. Army Corps Sacramento District 
    specification. Coordinated SCB backfill testing to meet the contractors specifications yet not to inhibit 
    production, and managed the laboratory testing on the slurry wall backfill, embankment fill and
    impervious cap. 
    Client: Kin Enterprises, Inc.  Construction Cost: $8,192,495.76.

Sierra Testing Laboratories, Inc. is committed to providing each client with the best qualified personnel.
 
All quality control staff members are not only certified through the U.S. Army Corps of Engineers Huntsville,
 
Alabama Professional Development Support Center Support through the program Construction Quality
 
Management For Contractors, but also have field experience providing Quality Control Inspection or
 
Project Management.