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.«*li <br />{ .’j <br />IS: <br />;jr»y-:s;"".■!|»:a«a*i««i --.• »^r. <br />» <br />T ' -^' <br />^ I Bonestroo <br />Rosene <br />Anderllk & <br />|\J| Associates <br />Engineers & Architects <br />Otto G*Bcnestroa PE <br />Robert W. Rosene. PE. <br />Joseph C. Anoerlik. PE. <br />Bradford A. Lemberg. PE. <br />Richard E. Turner. PE <br />James C Olson, PE. <br />Glenn R Cook. PE. <br />Thomas E Noyes, PE. <br />Robert G. Schunicht, PE, <br />Marvin L Sorvjia. PE. <br />Keith A. Gordon. PE. <br />Richard W. Fester. PE, <br />Donald C. Burgardt. PE. <br />Jerry A. Bourdon. PE. <br />Mark A. Hanson. PE. <br />Ted K. f ield, Pfc <br />Michael T. Rautmann. PE. <br />Robert R. Pfefferie, PE. <br />David O. loskota. PE. <br />Thomas W Peterson. PE. <br />Michael C. Lynch, PE <br />James R. A4aland. PE <br />Kenneth P Anderson. P£. <br />Keith A. Bachmann. PE. <br />Mark R Rolfs, PE. <br />Robert C. Russek. a l A <br />Thomas E. Angus. PC. <br />Howard A. Sanford. PE. <br />Charles A Enck:on <br />Leo M. Fa>A/el$ky <br />Harlsn M Olson <br />Susan M. Eberlin <br />Mark A Seip <br />June 21, 1988 <br />City of Orono <br />Box 66 <br />Crystal Bay, MN 55323 <br />Mr, JTohn Garhardson <br />7r < ^ <br />fi irssjq. <br />' / '■ <br />to jL.!< <br />>'■ ■ <br />Re* File No. 139 <br />Crystal Bay Road <br />Dear John, <br />We have reviewed the reconstruction of Crystal Bay Bo.h koccurred last suismer. The oronns.H ‘^yetal Bay Road where storm damage <br />minimal disruption Outside erLtZ -=°"Pl«®d »ith <br />that the work c\n be completed with cuj forcer <br />streer in“pUce “°c«e^wUrhav^trbe ‘exLci«^ "’’®Utilities in the street. ° exercised to prevent damage to existing <br />Design one would require excavation of a trench s a t <br />shoulder. Placement of 8" x fl- no«^c ^ ^ ^ the north <br />be required. The posts would then be tied hart 2" planking would <br />each post. two duckbill anchors at <br />llliTn 2‘::uirrequir: tL":'i.\lL°sterga*?yani:ed^^^ <br />the roadbed. Excavation of thr rL T ? “"^er <br />anchor would be necessary on the south sldrof ?iyst"!’’BafRoaS!"”" “ <br />«c:"i"“%'he''“ate'riil““ostr\:r :Jtr'"*lineal foot for a total of S5 600 oo Th*^**^ option would be about $25.00 per <br />completed by a contractor would be $19.60^ to have the work <br />trp«:ide°deJ!grto't.u':'for'the"»ork'.''‘"* <br />If you have any questions, please contact this office. <br />Yours very truly, <br />BOHES^OO. rosene. ANDEHtIK 4 ASSOCIATES. INC. <br />Glenn R. Cook <br />CRCili <br />Em4 <br />'ittii m <br />m <br />m4 <br />i:- .;.,. v.ii* <br />W:U^. <br />_fciJ I <“■ fciw to aatoa I*_ <br />.■■■■. ■■ rs-f.h*.*L:1^vf <br />'i '*■ <br />The DUCKBILL * Con« <br />Tested under corlilied OSHA Field Tests Nc <br />DUCKBILL Earth Anchors are the new. itm> <br />state-of-the-art in the anchoring business a; <br />speciliod by the United States military — th <br />the world. <br />Wherever you can drive or drill into the groi <br />use a DUCKBILL DUCKBILL comes in four <br />varying from 250 lbs to 5.000 lbs. holding c <br />S The Federal government, stales, cities, pub <br />departments parks departments, contractor <br />landscapers, and (io-it-yourselters Ifuougho <br />are using DUCKBILL to hold and secure Ire <br />fences, portable buildings. shoHors. boats, l <br />construction equipment, signs, airplanes, re <br />and countless oilier objects And DUCKBILI <br />reduces Itietl. vandahsm. and wind damage <br />private properly. <br />How DUCKBILL Works <br />A new concept. <br />DUCKBILL Anctiofs are <br />driven into lire ground <br />vertically with a <br />minimum of penelralion <br />resistance which <br />compacts and does not <br />disturb ttie soil It pulls <br />against: once driven to <br />the required depth, an <br />upward jxill on the <br />cable planes (rotates) <br />l.he DUCKBILL into a <br />load took position at <br />afjproximateiy 1.5 ' frem <br />horizontal Further <br />upward tension causes <br />Hie anchor to plane <br />sideways through the <br />earth, against <br />uixtisturbed soil, <br />resisting pullout and <br />increasing bolding <br />power. <br />.lii-kAl^vVAiL^ <br />I aTf W i <br />^M7'y:Ti^m-W}^ L> > f’', v'• 70%‘ . <br />wm <br />Advantages of DUCK BILL <br />DUCKBILL IS safer than convenlicnaf anc <br />It leaves no rigid lods, slakes, pipes or sic <br />groucHj to mjiire people and animals or da <br />equipment. DUCKBILL has a buiti m 2 1 si