A steady whirring sound echoed through Rock Hollow Woods as Steven Armstrong handily drove a 2-inch wood screw through a 6-foot length of deck plank.
Armstrong, 17, a senior at Twin Valley High School, was part of the team building a wetlands boardwalk at the nonprofit environmental learning center in Robeson Township.
A few yards down the trail, a second team carefully measured, then cut the planks with a circular saw.
The project of Youth Volunteer Corps of Reading ran through the past week.
The youth corps is a team-based service and learning program for youth and young adults, ages 11 through 18.
Teams from Berks County worked on building the boardwalk, the first phase a of a two-part project.
The second phase will include building picnic tables for the 77-acre preserve along Rock Hollow Road.
The goal of the project is to deepen