Testing and Inspection Services

Deputy Inspection Services

The range of geotechnical engineering and materials testing services could include:

  • Monitoring earthwork activities
  • Sampling and testing for compaction
  • Verify acceptance of imported materials
  • Batch Plant Inspection
  • Observe placement of structural and reinforced steel
  • Review PCC and AC mix designs
  • Observe placements and perform sampling of Portland cement concrete
  • Observe placement of masonry grout
  • Observe placement and perform testing of aggregate base and asphalt concrete
  • Perform inspection and testing of bolts and grouted anchors
  • Welding inspection
  • Perform non-destructive steel inspection (UT, MP, DP)
  • Observation of site construction for compliance with the SWPPP
  • Verify materials and placement compliance in accordance with CBC, Green Book, and City specifications
  • Provide daily field inspection reports
  • Provide final compliance testing report for project closeout
  • Provide additional inspections for roofing and fireproofing as directed

Earthwork and Compaction Inspection Services

The range of geotechnical engineering and materials testing services could include:

  • Review and Accept Design Geotechnical Engineering Report
  • Accept Engineer-of-Record Position for Project
  • Monitoring earthwork activities
  • Monitor dewatering activities
  • Verify limits of earthwork, excavations, and fill slopes
  • Sampling and testing for soil compaction
  • Verify acceptance of imported soil materials
  • Observation placement and perform testing of aggregate base
  • Observation of site construction for compliance with the SWPPP
  • Verify materials and placement compliance in accordance with CBC, Green Book, and City specifications
  • Provide daily field inspection reports
  • Provide final compliance testing report for project closeout
  • Provide additional inspections as directed

Reinforced Concrete and Masonry Inspection

Deputy Inspection Services include:

  • Batch Plant Inspection
  • Aggregate Source Sampling
  • Review concrete mix designs
  • Observe placements and perform sampling of Portland cement concrete
  • Slump testing
  • Entrained Air testing
  • Compressive strength cylinders
  • Observe placement of masonry grout
  • Make grout cubes/cylinders
  • Observe placement of structural and reinforced steel
  • Perform inspection and testing of bolts and grouted anchors
  • Welding inspection
  • Perform non-destructive steel inspection (UT, MP, DP, Ground Penetrating Radar)
  • Verify materials and placement compliance in accordance with CBC, Green Book, and City specifications
  • Provide daily field inspection reports
  • Post-Construction Coring

Flexible and Rigid Pavement Inspection

Deputy Inspection Services include:

  • Batch Plant Inspection
  • Aggregate Source Sampling
  • Review AC mix designs
  • Observe placements and perform sampling of asphalt
  • Compaction Testing
  • Verify materials and placement compliance in accordance with CBC, Green Book, and City specifications
  • Provide daily field inspection reports
  • Post-Construction Coring

Testing Capabilities

  • Sieve Analysis D6913/C136/T27/CT202
  • Moisture/Density D7263
  • Soil Classification D2487/D2488
  • Hydrometer D422/T88
  • Moisture Content D2216/CT226
  • Sand Equivalent D2419/CT217
  • Shrinkage Limit D4943/T92
  • Plasticity Index D4318/CT204/T89/T90
  • Specific Gravity, Soil, Aggregate D854/C127/D1140/CT209
  • Organic Analysis – Soil D2974
  • Visual and Tactile Classification D2488
  • Atterberg Limits D4318
  • Durability Index - Coarse or Fine Aggregate CT229
  • Specific Gravity & Absorption of Coarse Aggregate C127/CT206
  • Specific Gravity & Absorption of Fine Aggregate C128/CT207
  • Apparent Specific Gravity of Fine Aggregate CT208
  • Cleanness Value of Coarse Aggregate CT227
  • Organic Impurities – Fine Aggregate C40/CT213
  • Resistance to Degradation (LA Rattler) C131
  • Sulfate Content CT417
  • Corrosion Series CT417, 422, 643
  • pH CT643
  • Consolidation D2435
  • Collapse Potential of Soils D5333
  • Swell/Collapse D4546
  • Expansion Index D4829
  • Maximum Density & Optimum Moisture D698/D1557
  • Relative Compaction of Untreated Soil and Aggregate (California Impact) CT216
  • Unconfined Compression D2166
  • Direct Shear D3080/T236
  • Torsional Shear D6467
  • Triaxial Shear D4767/T296
  • Permeability D2434/T215
  • R-value D2844/CT301
  • A.C. Gradation D5444
  • A.C. Extraction T164
  • A.C. Stability D6927
  • A.C. Marshal Density D6926
  • A.C. Hveem Density D1561
  • Concrete Cylinder Compression C39/CT521
  • Concrete Flexural Strength C78/CT523
  • Unit Weight and Specific Gravity of Cores C42
  • Mortar Cube/Cylinder Compression C109/C780