Matthew Wallin presented a paper at the 10th annual Western Regional No-Dig Conference, Exhibition, and Course on October 6th, 2014. Mr. Wallin’s paper discussed an HDD project he designed in San Diego, CA beneath California Highway 163.
Matthew Wallin presented a paper at the 10th annual Western Regional No-Dig Conference, Exhibition, and Course on October 6th, 2014. Mr. Wallin’s paper discussed an HDD project he designed in San Diego, CA beneath California Highway 163.