Tieback & Tiedown Anchors Williams Grade 150 KSI All-Thread Bars, Grade 75 & Grade 80 All-Thread Bars, Geo-Drill Injection Anchors and 270 KSI low relaxation strand have been successfully used as Prestressed Ground Anchors for a wide variety of Civil Engineering applications. Bonded deep into the ground using cementitious grout, these anchors transfer necessary forces … Continue reading Tieback & Tiedown Anchors