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k ff <br /> p , . <br /> consultfng engineers <br /> January 30, 1980 <br /> City of Everett Engineering Department " <br /> City Service Center <br /> 3200 Cedar Street <br /> Everett, WA 98201 <br /> Attn: Dan Mathias <br /> Subject: Fluke Electronic Park <br /> Alternate Material Specifications <br /> Gentl,>�nen: <br /> As we discussed during our telephone conversatinn of January 16, 1980, <br /> we are hereby formally requesting City of Everatt Engineering Department <br /> approval to revise the specifications for the private sanitary sewer <br /> and storm drainage systems. The proposed specifications are as follows: <br /> d �Storm Drain�� PiPe: Shall be corrugated aluminum, 16 gage for sizes <br /> � ����`"/ inch$-�thru 24 inches in diameter and 14 gage for 30 inch pipe, <br /> � f �,, � .Jo installed with manufacturer's co�,inector bands. All 27 inch concrete <br /> c ,, � �,�'' pipe shown on the plans shall be replaced with 30 inch corrugated <br /> �� �p�- dT, alumin��m pipe, using 54 inch diameter E_III_manhole structures. <br /> 5f 0'°� �pe rt e`ndiing a�n be�ding s�ll conform to Section 02221 of the� <br /> 1��,/ S� � job specificat� <br /> ��'7e��d't �5��' � Sanitary Sewer Pipe: Shall be PVC pipe, conforming to ASTM D3033 <br /> ��tsP � �v�` or D3034 with rubber gaskets conforming to AS7M D1869. Pipe shall <br /> � � �L have the rubber gasket "locked-in" the integral bell, similar to <br /> n,����Sp� „� J�bns_-Many-i-l-le-Rir�g-T-'`r,-P_VG_{��p�.nr_ap�roved�quak� -pe trenching� <br /> �S ��.• �ed^' and bedding shall conform to Section 02221 of the job specifications_ , <br /> � S;�gu�� If this is not acceptable to the City, please call me. <br /> V�a p fq�, Very truly yours, / <br /> �o , .. <br /> �t / <br /> ��e ��� �1�. .- -�' <br /> �.,,A.�� Steven Mennet <br /> �J°"' Civil Engineering Division <br /> �.II/�!� SM/dk <br /> � <br /> cc: Clay Bush - Fluke Mfg. Co. <br /> Barbara Thomas - The McKinley Architects <br /> 700 Iloyd bld�., saattle, wo 98101 (206) 622-5822 <br /> anchorage los angeles portlar seattle <br />