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4. The sign is erected on two 1-1/A nominal diartster cehedule 90 <br /> cteel piFes, (actual O.D. = 1.66 inches) adequate to meet th� 80 mph <br /> wind speciiled i❑ the code with stress s1lHhtly less than 10,000 <br /> psi. These pipes are set in cuncrete in 6" dia. post holes 18" deep <br /> using a low water-cement ratio conerete adequate to the sarvice, <br /> such as quik-creto or redi-mix a=_ marketed by Lone-Star and others. <br /> It will be mixed and placed under auperv!sion of a reHiatered engf.- <br /> neer. <br /> No lig}iting is proposed. We intend to use the sign for a period to <br /> determine if lighting additional to the streetlights/h=adlighta , <br /> nearby is needed. � <br /> Sirn,nrrlY. �7�/ A z�Z��� <br /> \r7Y'"i�•� /'I`'��•F^"'" " bOfJ, <br /> John H. IIruns, P. &. <br /> Chairman, Houee and grounds maintenance committee. <br /> Approvr,d, <br /> -7 ;' <br /> i <br /> . `�._ i�,���-v�� <br /> Walter H. Thomas, �r. , �hairmen <br />