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<br /> Pacific Coastline Associates <br /> Chi/ · EnvirortmÐlla/ · Marine · SlTVClllrGl <br /> February 27. 1995 <br /> T. Rodger Haas <br /> Metricom, Inc. <br /> 980 University Ave. <br /> los Gatos, CA 95030 <br /> RE: Mounting of Radio Brackets <br /> PCA #95-01 <br /> Dear Mr. Haas: . <br /> Pacific Coastline Associates researched the design criteria for all of the Caltrans Signal and Lighting <br /> Standards as published in the Caltrans Standard Plans. We conclude any Metricom hardware mounting <br /> configuration meeting the following design criteria will not adversely effect the Signal and Lighting <br /> Standard (pole or foundation) structurally. <br /> Design Criteria: <br /> Maximum Weight = 10.0 pounds <br /> Maximum Area = 1.0 sq. ft. (144 sq. inches) <br /> Mounting Location: <br /> The highest point on any Caftrans Signal and Lighting Standard, within 1 e" of lhe liyhl <br /> fixture (1 S' from center1ine of the base). <br /> Design Basis: <br /> Design Wind Load = eo mph velocity <br /> Soil Pressure = 1800 Ibs per sq. ft. lateral <br /> Codes Considered: <br /> -Uniform Building Code <br /> -AASHTO as adopted by Caltrans <br /> If there should be any questions regarding our findings, please do not hesitate to call. <br /> ~ <br /> ~<?OfES810~ <br /> $..~~~ ~ <br /> ï'~; ¡~ C'+:\ '1,p~ <br /> i~ (i IiOC~~~)~. . <br /> :pjb \':~ ¿'/:" <br /> ~~ C!\!\~,~~ <br /> cç; Jullfl A. OeRugeris. ~.E. ~A~\!r/ <br /> ME11UCOM.DOC <br /> 5827 Marshall Street 510658-7001 <br /> 0aJcJand. CA 94608 fax 510658-7315 <br /> T- <br />