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40 Logistics Drive


Liberty Property Trust


South Middleton Township, Cumberland County, PA


Advantage Engineers provided geotechnical engineering and construction observation services to the owner during the construction phase of a new warehouse located at the 214-acre Royer Tract industrial center at 40 Logistics Drive. The warehouse measures 972,000 square feet in plan area and is comprised of steel framing with concrete tilt-up panel exterior walls. For two years, from 2011 to 2013, Advantage has been engaged in full-time, on-site engineering review, field observation and testing, and laboratory materials testing for this project. 

Advantage tested the compaction of structural fill required to raise site grades and backfill materials related to foundations, utilities, pavement subgrades, and other relevant areas. Specific tasks included the following:

  • Visual observation and laboratory testing of fill materials
  • Observation and documentation of the compaction procedure
  • Performance of in-place density tests using a nuclear, moisture-density gauge 

Advantage conducted field testing and review of all cast-in-place concrete to ensure compliance with current ASTM and ACI standards. This service included:

  • Documentation of temperature, slump, and entrained air
  • Preparation of compressive strength test cylinders
  • Review of all formwork and reinforcement for conformance with specifications 
  • Concrete compressive strength testing and analysis
  • Observation and documentation for the placement of concrete
  • Testing of the Floor Flatness (FF) and Floor Levelness (FL)


Advantage provided an ICC & AWS certified professional to observe and document all phases of the structural steel construction. This included:

  • Field observation of the steel erection 
  • Review of the bolted connections and documentation of the tightening procedures
  • Observation of the installation of metal decking
  • Review and documentation of shear stud installation and field welds

Advantage provided review and testing of all asphalt pavement construction, including:

  • Verification of all subgrade soils for stability and compaction
  • Documentation of each load of asphalt 
  • Compaction procedure observation and documentation
  • Performance of in-place density tests
  • Post-placement coring and laboratory density evaluation