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On-site construction observations will be provided in proportion to the level of activity with the selected contractor. It is anticipated that on-site observations will be one day per week for the first 4 months of activity, then 2 days/week during three months of heavy contractor activity. A punch -list will be prepared for the items that need to be completed for final closeout of the project. The Consultant will perform two site visits with the Contractor to review the status of the completion of these punch -list items. On-site testing of the high service pump control logic will be provided by the Contractor. Consultant will observe on-site testing of the automated operation of the high service pump operation following completion of construction by the contractor. Through October 2007, there is $21,879 remaining in the existing work order and previous amendment. For the overall duration of 9 months of construction phase, a fee of $53,200 is assumed. Therefore, the additional construction phase services under this amendment is assumed to be $31,321 ($531200 - $21,879). Task 4. Conduct an IDSE for Final Stage 2 Disinfectants and Disinfection Byproducts Rule and Conduct water quality testing (New Task) The following scope is provided to develop a Standard Monitoring Plan Form 6 (see attached) for IRCU water distribution system in accordance with EPA's IDSE requirements and guidance manual for Final Stage 2 DBPR, January 2006, and submit to EPA (see attached requirements and schedule). Consultant will support IRCU staff in preparing a standard monitoring plan Form 6 and submitting to EPA for their approval. The standard monitoring plan Form 6 includes: • General information • IDSE Requirements • Selection of Standard Monitoring Sites • Justification of Site Selection • Peak Historical Month and monitoring schedule • Planned Stage I DBPR compliance monitoring schedule • Distribution system schematic • Attachments Consultant will fill out Section I and II of general information and the stage 2 DBPR requirements with information and support furnished by IRCU staff. Consultant will work with staff in selecting standard monitoring sites in accordance with section III of Form 6. Consultant will review water quality data collected to date for Stage 1 and historic DBP data for the last several years. Consultant will help IRCU staff in identifying the four types (8 sites total required) of required standard monitoring sites, consisting of: • near entry point • average residence time • high TTHM • high HAA5 S:\044''044572017 -SRO Upgrades\Scope\South RO Plant MCC Replacement - Amendment 2 rev 5. doc Page 4