Chapter 12 Abutments
WisDOT Bridge Manual Chapter 12 Abutments January 2018 12-1 Table of Contents General ........................................ ........................................ ........................................ .... 3 abutment Types ........................................ ........................................ ............................... 5 Full-Retaining ........................................ ........................................ ........................... 5 Semi-Retaining.
9 12.3.2 Spread Footings ... The sill abutment (Type A1) is constructed at the top of the slope after the roadway embankment is close to final grade, as shown in . Figure 12.2-3 . The sill abutment helps avoid ... Chapter 12 – Abutments January 2020 12-9 12.3 Types of Abutment Support Piles, drilled shafts and spread footings are the general ...
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