Observations/Finding

At the request of the client’s representative, our AS ENGINEERING AND CONSULTING, LLC (ASEC) representative visited the job site to observe and monitor 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:

• A proof-roll observation was performed in the taxiway replacement 22, phase 1B, east shoulder.
• A fully loaded tandem-axled water truck was used to proof-roll the above-mentioned subgrade with multiple passes across the area.
• Severe yielding and deflection was not observed during the proof-roll at all areas mentioned above. except a small area (10×7) feet at station 531+5 or east of the east shoulder.  It was recommended to undercut to a depth of 2′ and replaced low slump concrete.
• Our representative along with Saketh of ATLQA and the ATLNext representative Hakim observed the proof-roll.
• Milling was observed to be completed prior to proof-roll activities.