Bituminous Courses

QA Checklist

  • Pre-Placement Check

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  • all proper agencies notified of work being performed and changes to traffic

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  • check MPT

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  • appropriate amount of Flagger’s are on site

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  • it’s 35 degrees or above

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  • make sure surface is dry

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  • tack has broke and isn’t still wet

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  • all rollers are steel, no rubber tire

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  • QC tech is on site with gage

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  • JMF is correct

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  • MTV is being utilized

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  • everyone’s wearing appropriate PPE

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  • weather isn’t making dangerous work conditions

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  • QC Technician Checklist

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  • appropriate certifications up to date

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  • nuclear gage is certified

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  • nuclear gage is calibrated

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  • technician has appropriate equipment to take both core samples and loose box samples

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  • rolling pattern performed at beginning of operation

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  • technician is taking temperatures and monitoring quality of material brought on site

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  • cores cut within 24 hours of placement and in presence of Inspector

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  • samples properly labeled (ECMS #, lot and sublot, location, date, mixture)

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  • Trucks & Material Checklist

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  • material is from an approved supplier

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  • trucks brining in material are clean and properly covered

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  • material is within temperature specifications (265-320)

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  • check temp of first 3 trucks on site and then every few trucks after

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  • delivery ticket obtained for every load

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  • all material tickets and temperatures documented during operation

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  • Paving Operation Checklist

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  • base course lifts of 8” or more are placed in two equal lifts 4”-8” each

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  • bituminous paver meets all specs determined by Section 409.3(e)

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  • vibratory and oscillating rollers have separate controls for energy and propulsion

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  • paver distributes a uniform mixture for full width

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  • paver places material at required depth

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  • screedmen periodically Check depth and check yourself if you’re unsure depth requirements are being met

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  • if material doesn’t meet all specs upon arrival, it will be rejected

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  • check for segregation and take appropriate action if segregation is severe

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  • optimum roller pattern is establish and followed

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  • rollers didn’t cause any marking or cutting

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  • technician actively monitoring rollers and material and adjusts pattern when necessary for compaction

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  • After Paving Operation Checklist

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  • all samples are obtained in the presence of Inspector

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  • material protected from traffic until cooled to 140 degrees or less

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  • material protected until stability and adhesion are attained

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  • no artificial cooling allowed

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This checklist was created by jlbednarczyk

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