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. _ ,�. <br /> � , INBRIDGE CHARLES N. BAINBRIDGE, P.E. <br /> GEE & ASSOCIATES, INC. JOHN W. GEE, P.E. <br /> CONSULTING ENGINEERS <br /> ANSKI EDWIN V. MILANSKI, P.E. <br /> December 20, 1990 <br /> Sanitary District of Decatur <br /> 501 Dipper Lane <br /> Decatur, IL 62522 <br /> Attn: Mr. R. P. Kaptain <br /> Executive Director <br /> Subject: Oak Grove Sewer Area <br /> Infiltration/Inflow Study <br /> Engineering Services <br /> Dear Mr. Kaptain: <br /> In response to our recent discussions, we propose to provide <br /> engineering services related to the study of wet weather flows in <br /> the area of the Oak Grove Subdivision. A map is attached showing <br /> the extent of the study area. Also attached is the Scope of Ser- <br /> vices describing the purpose, tasks and phasing of the study. We <br /> anticipate the study will take approximately 12 months. <br /> We propose charging for these services for time actually spent <br /> on the assignment in accordance with the following: <br /> A. A service charge, being the technical payroll cost to <br /> us of each employee engaged in the pursuance of the <br /> work and for the actual time engaged in the work times <br /> 2 . 0 to cover overhead and profit. <br /> B. Reimbursement of direct expenses for items such as <br /> telephone tolls, sample analysis, equipment rental , <br /> printing or like direct costs incurred in the pur- <br /> suance of the work at actual cost. <br /> C. Transportation for all employees when engaged in the <br /> pursuance of the work at thirty cents ($0 . 30) per <br /> mile. <br /> The total of our invoicing would be the aggregate of items <br /> ��A" � �'B" arid ��C�� . <br /> 1999 WEST GRAND AVENUE ■ BUS.217-423-8600 � DECATUR, ILLINOIS 62522 <br />