10200 19TH AVE SE COSTCO FUEL STATION Geotech Report 2022-10-25

A GEOTECHNICAL ENGINEERING der the mistaken impression that simply disdaining re- REPORT IS SUBJECT TO sponsibility for the accuracy of subsurface information always insulates them from attendant liability. Providing MISINTERPRETATION the best available information to contractors helps pre- _tly problems can occur when other design profes- vent costly construction problems and the adversarial sionals develop their plans based on misinterpretations attitudes which aggravate them to disproportionate of a geotechnical engineering report.lb help avoid scale. these problems, the geotechnical engineer should be READ RESPONSIBILITY retained to work with other appropriate design profes- sionals to explain relevant geotechnical findings and to CLAUSES CLOSELY review the adequacy of their plans and specifications relative to geotechnical issues. Because geotechnical engineering is based extensively on judgment and opinion,it is far less exact than other • design disciplines. This situation has resulted in wholly unwarranted daims being lodged against geotechnical BORING LOGS SHOULD NOT BE consultants.lb help prevent this problem,geotechnical engineers have developed model dauses for use in writ- SEPARATED FROM THE ten transmittals.These are not exculpatory clauses ENGINEERING REPORT designed to foist geotechnical engineers' liabilities onto someone else. Rather, they are definitive dauses which Final boring logs are developed by geotechnical engi- identify where geotechnical engineers' responsibilities neers based upon their interpretation of field logs begin and end. Their use helps all parties involved rec- (assembled by site personnel)and laboratory evaluation ognize their individual.responsibilities and take appro- of field samples. Only final boring logs customarily are priate action. Some of these definitive dauses are likely included in geotechnical engineering reports. These logs to appear in your geotechnical engineering report,and should not under any circumstances be redrawn for inclusion in you are encouraged to read them closely.Your geo- architectural or other design drawings. because drafters technical engineer will be pleased to give full and frank may commit errors or omissions in the transfer process. answers to your questions. Although photographic reproduction eliminates this problem,it does nothing to minimize the possibility of OTHER STEPS YOU CAN TAKE TO contractors misinterpreting the logs during bid prepara- �i. When this occurs,delays, disputes and unantici- REDUCE RISK ed costs are the all-too-frequent result. Your consulting geotechnical engineer will be pleased to To minimize the likelihood of boring log misinterpreta- discuss other techniques which can be employed to mit- tion,give contractors ready access to the complete geotechnical igate risk. In addition,ASFE has developed a variety of engineering report prepared or authorized for their use. materials which may be beneficial.Contact ASFE for a Those who do not provide such access may proceed un- complimentary copy of its publications directory. f ASFE 4' Published by j THE ASSOCIATION OF ENGINEERING FIRMS PRACTICING IN THE GEOSCIENCES 8811 Colesville Road/Suite G 106/Silver Spring, Maryland 20910/(301) 565-2733 0788/3M