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<br />e <br /> <br />e <br /> <br />-- ~ <br />......-- <br /> <br />CITY OF LA PORTE <br /> <br />INTER-OFFICE MEMORANDUM <br /> <br />,/'1 <br />(k ...owen, <br />:~ L. 0 e Director <br />SUBJECT: j~;ps rc/ Mobile Oil <br /> <br /> <br />DATE: February 18, 1983 <br /> <br />TO: <br /> <br />FROM: <br /> <br />of Public Works <br /> <br />for Street Contruction <br /> <br />Hr. Richard Goertz with Mobile Oil contacted me about the possibility of <br />an experimental Street Construction ?roject approximately four weeks ago. <br />Durin~ our first meeting we discussed several projects that had been constructed <br />usin~ the pllOSphogypsum as base material. Over the next two (2) weeks I looked <br />at several projects using this material. After viewing the projects and lab <br />test conducted by the Texas Transportation Institute. I have concl~aed that <br />with ~roper controls the phosphogypsum material can be used for Street base. <br /> <br />The req~irement for the streets to be 11sed in the project req~ired. sufficient <br />len~nth to allow two (2) six hundred feet control sections constructed of crushed <br />limestone. The streets that are to be used for the project meet all requirements. <br /> <br />All.'construction on the project shall meet all of the City of La Porte construction <br />specifications now existing. The Engineering Department will conduct all <br />standard lab tests required on all construction projects at present. The <br />Texas Transportation Institute will also monitor the project for three years <br />conducting required lab tests for their research. <br /> <br />Costs incured by the City are as follows: <br /> <br />$36,025.00 <br />100,000.00 <br />14,598.00 <br /> <br />13,100 square yards of 6% lime sub grade <br />12,165 square yards of phosphogypsum base <br />12,165 square yards of t'NO course asphalt paving <br /> <br />150,623.00 <br />100,000.00 <br /> <br />TotaJ. Cost of Project <br />Less cost of base (all equipment labor & basecost <br />paid by PCC/Mobile Oil) <br /> <br />Cost .to City of La :Jorte <br /> <br />$50,623.00 <br /> <br />JLH/me <br /> <br />I.3 <br />