New basins, box culverts, pipes and inlets were added to improve holding capacity in storms and mitigate flooding at the intersection.
In the midst of the trees a shallow and apparently unnamed creek crossed the interstate in a box culvert.
The box culvert along the segment of road measures 15 feet by six inches wide and was built as part of the road's foundation.
This particular box culvert, like many, usually went unnoticed by travelers along the road.
The box culverts were built as part of the 1926 road's foundation and range in width from five to nine feet.
The project comes nearly five years after her next-door neighbor Joseph Castaldo submitted a petition to the town, asking that the creek be covered with a box culvert.
This is occasionally supplemented from the Trimleston (or St. Helen's) Stream, which runs in a raised box culvert at the city end of the marsh.
Construction work began in 1989, and today, through much of Orange County, the river's channel is essentially an enormous box culvert.
There are six major bridges and considerable meterage of overflows and box culverts.
In the initial application, Mr. Troiano also planned to build a box culvert across Beaver Brook, which the commission rejected, saying it would disrupt fisheries resources.