Observations/Finding

At the request of the client’s representative, our AS ENGINEERING AND CONSULTING, LLC (ASEC) representative visited the job site to observe the contractor’s work activities from a quality standpoint to assure compliance with project drawings/specifications, applicable codes, and materials submittals and conducted QC testing per the project drawings and specifications.  The following observations were made on site this shift:

• Milling and proof-roll observation was performed on the taxiway replacement 22, phase 1A.
• A fully loaded tandem-axled dump truck was used to proof-roll the above-mentioned subgrade with multiple passes across the area.
• Severe yielding and deflection were not observed during the proof-roll at all areas mentioned above. except an area on the north end of lane 1, along to the west edge of the shoulder.  It was recommended to undercut to a depth of 6″ and replaced with lean concrete.
• Our representative along with Goerge of ATLQA and the ATLNext representative Kenton observed the proof-roll.