Subcontractors

5. R guired inputs and outputs (I/0) from the control Danel can not be verified. Detailed submittal shall include I/Oa specified.A i estion S. Required inputs and outu.s (1/ from the control nanel are to be included in ourgp l _0 pply in line with your specification.26.At the meeting the matter of a Vortex Mixer valve per RDT was mentioned by PARKSON as not bein soecifiedbtha Engineer or included in our present scope. The function of this item was described to improve Polymer/Sludgem xina when installed at the position of the polymer injection ring (specified and included) and enable optimumPL lymer usage. We would confirm that the cost for the addition of 2 vortex mixing valves, for installation into 6"di ameter pioework and made of aluminum, if added to our scopgoe suppy wudb a total of $9,764 over anda ove the prce we submitted.CstsBudget rice of $555,000 for three RDT 400s provided Sept 2006.Updated Price of $210.000 for one RDT400 provided Aug 2007.PARKSON Response:- The increase in cost of ourMay 2008 proposal over our more recent former budget (Aug 2007) isrelated to changes in requirements of controls, increase in Field Service Requirements in days and trios to site, known (todate)_nd edlnfltion of materials and services in the intervening periods ince our bud w_.rna expectedTerms ar d Conditions5.02 ime is of the Essence' must remain. With regard to ]3&G/CH2MHilI's comments to our Termldonditions modifications request, PARKSON respectfully counter with the following: 1. P-520Para..01 - While we object to the Inclusion of the term "time is of the essence". we will accept it if (1)e prolect schedule is realistic and do-able and (2) the customer understands that this phrase canork against them if they don't keep to the schedules regarding, but not limited to, (a) Notice orward, (b) Notice to Proceed, (c) Acceptance of Deliveries, (d) Payments of Invoices.5.05 Liquidated Damaaes - 'Time is of the Essence' must remain. Values are acceptable. With regard toJG/CtJ IMHilI's comments to our Terms and Conditions modifications request, PARKSON respectfullycounter iththef win _ . P-520 Parat 5 _jfT comments applyto this clause re "time Isofthe esse ca". We do: however. appreciate 3&GICH2M1HilI's acceptance of our proposed ID schedule.5.08 roiect Warranty will be as specified in General Conditions. See 8.03 Correction Period - 12 monthsfrom sta up or 18 months from shipment....shall read 12 months from accepted start up. With reard toJJ&G/C 2MHill's comments to our Terms and Conditions modifications request, PARKSON respectfully counterwith the I lowin : 3. P-720 Para. 5.08 - We did not oboect to this clause. We only stated that we would provide awritten w rranty policy during the submittal stage. This clause is supplemented by Para 8.03 Correction Periodwhere in t states that the correction period is "one year after final acceptance of the Proiect or 18 months afterdelivery f Goods. whichever is sooner". JJ&GICH2MHIIl now wish to change the Correction Period to "12months er accepted startup". We cannot accept this change to the terms and conditions to which we bid. Thistimefram is onen-ended. If JJ&G wish to ut an end-date to it. we can advise if we will need to amend our riqceto take a v extra warranty time into account. However, at the meeting It is understood that the warranty clockwill start t the time of "beneficial use" commencing and run for a term of 12 months, or 18 months after delivery,which ev r is the sooner.I trust tha 7 above is a true and accurate record of our meeting and understanding. Please advise me if any of thefqrLegoJrequires re-wording to meet your full agrement.2