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HomeMy WebLinkAbout1997-049 CONT AMND #1 - Carollo Engineers AMENDMENT NO.1 TO ENGINEERING SERVICES FOR PHASE 1 OF THE CITY OF ASHLAND WASTEWATER TREATMENT PLANT UPGRADE PROJECT Introduction Engineer shall provide the following services related to the predesign for the upgrade of the City of Ashland's wastewater treatment plant. These services are in addition to those services identified in Exhibit 1 to the Engineering Services Contract (Agreement) between the City of Ashland (City) and Carollo Engineers dated November 5, 1996. Additional Preliminary Design Services 1.10 Pump Station Inventory and Evaluation Inventory and evaluate the City's six existing pump stations and associated force mains. Evaluation shall be in accordance with DEQ guidelines. This inventory and evaluation will expand on the information presented in the Wastewater Facilities Plan - October 1995 and its addendum. It will include a description of the pumps; their capacity, condition, and maintenance history; overflow point(s); controls; telemetry; reliability; and auxiliary power capability. The force mains will be described and inspected for corrosion in accordance with DEQ guidelines by inspection from the manhole. 1.11 Supplement to the Facilities Plan Prepare a supplement to the Facilities Plan that presents the City's preferred alternative. The supplement shall be developed as a replacement of Chapter 10 - Recommended Plan in the Wastewater Facilities Plan - October 1995 and shall provide a level of detail consistent with the existing chapter. In order to qualify for SRF funding, the supplement shall include an environmental analysis of the projected impacts of the preferred alternative, both direct and indirect to environmental resources in the study area, specifically: ~ wetlands ~ floodplains ~ agricultural lands ~ Wild and Scenic Rivers ~ fish and wildlife ~ Threatened and Endangered Species ~ Historic and Cultural Resources 1.12 Geotechnical Investiaations and Report Complete geotechnical investigations at the wastewater treatment plant and the off-site facilities proposed for the sludge processing and effluent irrigation facilities and prepare a geotechnical report for the improvements proposed as the preferred alternative. This will include a review of the existing geotechnical and soils information for the site; site exploration including hollow stem auger borings equipped for soil sampling; groundwater level characterization; and laboratory testing and analysis necessary to prepare geotechnical recommendations for the project. This information will be included in the Predesign Report Submittal to the Oregon DEQ in accordance with SRF guidelines. G:\WO\4411A10IAMEND1 WPD 1 Compensation Compensation for completion of these additional services shall be on a basis of direct labor rate times a multiplier of 3.15 for each hour of labor spent undertaking the work plus direct costs. Subconsultants shall be invoiced at the Engineer's cost plus ten (10) percent. All other direct costs shall be invoiced at the actual cost. Total compensation for labor, direct costs and subconsultant fees associated with these Additional Preliminary Design Services shall not exceed $40,192 as identified in the attached spreadsheet. CAROLLO ENGINEERS CITY OF ASHLAND By ~&~ 4 Ct/;eLfLt <:' c::.f) CODING: (For City use only) G:\WOI4411 A 1 OIAMEND1.WPD 2 CAROLLO ENGINEERS CITY OF ASHLAND, OREGON SERVICES FOR THE WASTEWA TER TREA TMENT PLANT UPGRADES ESTlMA TE OF LEVEL OF EFFORTFOR ADDITIONAL PRELIMINARY DESIGN TASKS Design Electrical Quality TASK TASK DESCRIPTION PIC PM PE Engineers Engineer Review CAD WP TOTAL COST Additional Predesign Tasks 1.10 Pump Station Evaluation 1 4 20 38 4 14 81 8,272 1 .11 Facility Plan Supplement 4 8 20 24 6 4 12 16 94 9,278 1.12 Geotechnical Investigation 1 2 16 2 21 2,342 Subtotals 6 14 56 62 6 8 12 32 196 19,892 Fee Schedule Rate ($/hr\ 150 128 116 111 93 128 80 40 Subtotal. Estimated Fee ($) 900 1792 6496 6882 558 1024 960 1280 $19,892 Geotechnical Subconsultant Other Direct Costs CAD Equipment Travel Expenses Printing Allowance $19,000 $100 $900 $300 TOTAL ESTIMATED ADDITIONAL FEE CURRENT CONTRACT LIMIT FOR PREDESIGN REVISED CONTRACT LIMIT FOR PREDESIGN $40,192 $152,742 $192,934 c:lmsoffice\excel\ashlandlamend 1 ,xis