HP-33s Survey and COGO Programs

The following HP-33s COGO programs and documentation are provided at no cost (free) to the Civil Engineering and Land Surveying professions for the benefit of the profession and those preparing for the NCEES licensing exams.  This software is for individual use only.  The author of these programs and documentation grants permission for you to make copies of this material for your own individual use only.  For additional Copyright information click here. 

HP33S Survey and COGO Program - General Information

HP33S Survey and COGO Program - Detailed Instructions

HP33S Survey and COGO - Line by Line Program Code

HP33S Survey and COGO Program - Quick Instructions

NCEES Calculator Policy


Please contact me if you have any questions or comments.

        Al Melbard, PE, PLS

        Instructor of Civil Engineering Technology and Land Surveying

        Milwaukee Area Technical College


Send comments to: Al Melbard (