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Geotechnical Enyineering Study <br />00-2267 Three Story Acidition - 500 Laurel Street, Everett <br />January 31, 2001 <br />■ Maximum estimated settlement under fuil = <br />applied design load <br />■ INinimum estimated pile leng±h = <br />■ Maximum estima!ed pile length = <br />■ Recommended "typical" center-to-center = <br />pin-pile spacing <br />■ Maximum center-to-center pile spaci�g = <br />■ Minimum recommanded center-to-center = <br />pin-pile spacing . <br />■ Maximum estima!ed lateral pile capacity = <br />(excludes pile cap resistance) <br />■ Maximum estimated uplift capacity = <br />(wil� require weld of full circumference <br />of pile connection) <br />■ Maximum estimated deflection of top of = <br />"unsupported" pin-pile (For aHnlied loac� <br />of 1 kip at the ground line) <br />■ Maximum recommended inclination of = <br />batter piles (if required) <br />� Minimur- recommen�,ied penetration of = <br />pin-pile into reinforced concrete pile cap <br />Page 46 <br /><1/4 inch <br />10 feet <br />15 feet <br />4 feet <br />8 feet <br />3 pile ;iiametE:r� <br />1 kip <br />2 kips <br /><1f4 inch <br />1 H:4V <br />4 inches <br />The abo�ie recommended "typical" center-to-center pin-pile spacing is designed to <br />help avoid having tl�e foundation "span" any �ignificant distance. This tends to <br />reduce any potential detrimental impact (distortion or damage) due to the structural <br />� <br />