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Construction Inspection

HWA's professional staff is complemented with a team of highly qualified and experienced construction inspectors who perform quality control inspection and materials testing services during construction of roadways, pipelines, sewer and waterlines, lift stations, dams, sanitary landfills, buildings, and commercial, industrial, and residential land development projects.


HWA's knowledgeable construction inspectors have a thorough understanding of construction inspection techniques and are capable of implementing materials testing programs to verify that structural fill, Hot Mix Asphalt (HMA), reinforced concrete, and geosynthetics are placed in accordance with the project specifications. HWA's full service soil and construction materials testing laboratory is accredited by the American Association of State Highway and Transportation Officials (AASHTO) R18 for technical competence in the field of construction materials testing.

Typical Services Include:

Foundation soils bearing verification

Subgrade stabilization with lime or Portland cement

Documentation and field testing of structural fill during placement

Reinforced concrete and pervious concrete inspection

Hot Mix Asphalt and Portland Cement Concrete Pavement sampling and field testing

Hot Mix Asphalt and Portland Cement Concrete coring

Borrow source evaluations for soil or rock

Drilled shafts installation and verification

Driven piles and ground anchor installation, testing and verification

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