The following links provide useful information about engineering and structural design;

Structure Magazine

http://www.structuremag.org/

Structural Engineering Portal

http://www.icivilengineer.com/Structural_Engineering/

American Wood Council; includes extensive alphabetical listing of additional links

http://www.awc.org/

APA - Engineered Wood Association; extensive publications about wood I-joists

http://www.apawood.org/level_c.cfm?content=pub_joi_libmain

Listing of steel shape design properties, by "Engineers Edge"

Accuracy of listings has not been verified.

http://www.engineersedge.com/standard_material/Steel_ibeam_properties.htm

Extensive listing of government agency web sites related to construction, by state;

http://www.constructionweblinks.com/Organizations/State_Agencies/state_agencies.html

Google Search Tips, including unit conversion

http://www.google.com/landing/searchtips/#unitconversion

Earthquake information, detailed, very good;

http://earthquake.usgs.gov/index.php

About home inspection;

http://www.inspectorsjournal.com/