Maintenance division crews replaced steel equalization pipes with Advanced Drainage Systems Inc.’s 60-inch corrugated HDPE N-12 WT pipe.
Existing holes in deteriorated steel pipe.
Removing steel equalization pipes and leaving concrete headwall to be reused.
Old steel pipes completely removed, and prepping headwall for new HDPE pipe installation.
The new 60-inch HDPE pipe in place.
Installing 60-foot long, 60-inch diameter HDPE pipe with a long reach excavator.
New 60-inch HDPE pipes grouted in place and backfilling in progress.
HDPE pipes grouted in place with seams freshly wrapped for extra watertight integrity.
Final sod and guardrail installation.