This photo was taken using a scanning electron microscope at the University of Arkansas. The needle like formations are ettringite, this reaction product gives CSA cements most of their strength (especially at early ages).
The Forest Products Lab’s high bay is one of the only (almost) entirely wooden high bay labs in the country
Precast ledge beams at Coreslab Structures in Conway, AR.
Double T beams at Coreslab Structures in Conway, AR awaiting delivery. The tops of the beams are intentionally roughened to accept a cast-in-place wearing surface.
This shows when the bottom of the concrete washout basin was being cast at CEREC in August 2021.
Roller compacted concrete being placed at the Weaver-Bailey Contractors headquarters in Conway, AR.
These bins were cast on August 31, 2021.
This is a bridge we instrumented for ARDOT research project TRC 1903 in 2021.