Problem Binz Engleman Road in San Antonio, Texas, is a two-lane asphalt roadway that runs past a school. The pavement of the road had become soft and flexible after the supporting soils were compromised due to drought and culvert drainage problems. The local school district decided to repair the damaged roadway. URETEK was asked to stabilize the base and subbase soils prior to asphalt overlay of a 2900-foot section of Binz Engleman Road. URETEK needed to repair approximately one mile in both the eastbound and west- bound directions from Woodlake Parkway to the driveway at the school entrance. Analysis Two culvert drainage crossings and one bridge served as receptors for the drainage ditches on each side of the pavement system. During major rain events, water gathered in the fla

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