Soils Engineering & Material Inspection

Arrow Engineering Geotechnical Division provides technologically advanced consulting services with expert capabilities in quality control, quality assurance testing, and inspection during construction.  Our professional staff of registered engineers, engineering technicians and special inspectors provides a superior work product that is accurate and timely.


We maintain a full-service materials laboratory, specializing in soils, aggregates, concrete and asphalt testing. We participate in correlation/proficiency testing programs with ASHTO and CCRL.



Investigation & Reports

Percolation testing and system design

Liquefaction studies

Soils engineering reports

Slope stability studies


Grading Inspection & Testing

Asphalt inspection / Quality Control

Compaction / Density testing

Utility trench backfill testing

Retaining wall backfill testing

Concrete sampling / testing




Special Inspection Services

ICC Reinforced concrete

Structural masonry

Spray applied fireproofing

Structural steel and welding

Post tension concrete

Pile driving and caissons


Laboratory Testing

Contact AISI today to assist you in all your soils engineering needs.


Arrow Infrastructure Solutions Inc. DBA  Arrow Engineering Corp.    |    42138 10th St. W, Lancaster, CA 93534    |    (661) 949-2525