You can access the seven-volume 2020 Design Manual plus Specifications and the newly-published Estimating and Scheduling Standards by clicking the links below:

The AutoCAD files, Microstation V8 files, along with IAD APM Tunnel Station Signage files, IAD and DCA To-Reach Documents and the Authority Provided Specifications are available upon request. To obtain electronic versions of these documents, use the Design Manual 2020 Order Form and follow the instructions provided.


Editorial Section(s)