Free Viewer Software - Tekla BimSight
                  Download this free viewer to view 3D models.   I will generate 3D models as needed as part of the RFI process.   This viewer can read my files plus a variety of 3D formats, including IFC (.ifc), IFC XML (.ifcXML) , IFC ZIP (.ifcZIP), DWG (.dwg), DGN (.dgn) and Tekla Web Viewer (.xml) , all of which can be loaded into one project. Click here for a sample project with a comment attached.

AISC Design - Build
                  Design - Build and the Steel Fabricator.

Guidelines by the NISD
                 Guidelines for successful presentation of steel design documents for the A/E team.

Previous method for viewing a Web Model

Web model sample of Steel Stairs
                 See shop drawings for these stairs here

Reviewing shop drawings 
                 Advances in free PDF mark up streamline and simplfy the review process.

How to issue a drawing  
                 Keeping track of an endless stream of changes takes some doing.

Shop Drawing Revisions 
               Revision procedure
Field Dimensions
Here is a guide to providing field dimensions.