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Technical References

National Specifications
National Technical References

 

Adobe Acrobat DocumentThese documents require Adobe Acrobat. Follow this link for free download. 

These are relatively large files and may take a while to download.  The best way to view them is to right mouse click on the file name and select “Save Target As” to copy the file to your computer before trying to open it.

General: Adobe Acrobat DocumentComputation Standards for Engineering Work (6.1MB)

Adobe Acrobat DocumentFar West States Engineering Design Standards (7.0MB)

Adobe Acrobat DocumentMontana Drafting Guide (29.0MB)

Adobe Acrobat DocumentOregon Drafting Guide (29.0MB)
Hydraulics: Adobe Acrobat DocumentHEC-FFA (6.2MB)
Geology: Adobe Acrobat DocumentEarthquake Facts (12KB)

Adobe Acrobat DocumentAnimal Waste Site Exploration (29KB)

Technical Links:

General:  
Surveying:  
Hydrology: USGS Streamstats
Hydraulics:  
Soil Mechanics:  
Geology:  
Structures:  

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