Drill it down

Highway full-depth repair often requires an equipment-mounted drill for mobility and productivity.

With the slots cut and dowel bars in position, these DBR repairs await filling with nonshrink grout.

On some cracks or joints, doweling can be avoided altogether. This repair using Roadware Concrete Mender, a structural polyurethane, bonds the crack with “microdoweling.” This crack at the Cincinnati International Airport remains fully bonded today after six years of service. — William D. Palmer Jr.

Highway full-depth repair often requires an equipment-mounted drill for mobility and productivity.

Ongrade drill models operate from the subgrade level and are easy to position from one patch to the next.

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