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PRE-BID MEETING March 18 , 2009 (Questions, clarifications, corrections and changes) : General : • Construction of 66th Avenue shall be completed first. 16'h Street shall remain open during this construction. • No work vehicles or detouring will be allowed through 71St Avenue. • The pipe rail on the guardrail is to remain. • The Testing Lab for the project will be Universal Engineering Sciences, Inc. Clarification I Correction : The Itemized Bid Schedule in the Contract Documents and Specifications shall be amended by replacing the attached revised Itemized Bid Schedule dated March 30, 2009. Clarification : Sequence of Construction & Maintenance of Traffic The contractor shall submit Maintenance of Traffic Plan and schedule prior to construction. To be approved by IRC Traffic Engineer. • 66th Avenue — North of SR 60 , traffic must be maintained at all times . Temporary pavement shall be provided. • 66th Avenue — Between SR 60 and 16th Street, traffic may be closed to through traffic during construction; however 16`h Street must be open to traffic during this phase . • 16th Street — The road may be closed to through traffic in sections. Access to several home owners will be required to be maintained. Plan Revisions : 16th Street — County plans : • The drainage trunk line will be relocated several feet northward to be out of the wheel line. • The Project will include a 16" water main along the south side of the road. A new set of plans provided by the IRC Utilities Department will be included in this addendum and labeled 161h Street Improvements between 74 `h Avenue and 66th Avenue Water Main Construction and Force Main Relocation, 7 sheets, dated December 2008. The Itemized Bid Schedule was revised to include this work. • A small amount of landscaping was added near Ansley Way. See plans labeled 16th Street Improvements between 74th Avenue and 66th, revised sheet 20 . The Itemized Bid Schedule was revised to include this work. I Two flow wells as indicated on the revised plans shall be properly grouted, capped and cut three (3 ) feet below the proposed surface. • The County will provide the bridge guardrail material for the bridge approach and connection to the 16th Street/74th Avenue Bridge. The remaining guardrail in the project will include materials and installation by the contractor. • The installation of the drainage pipe and drainage structure shall be coordinated with the Pointe West golf course owner during periodic golf course closures. The sand trap area and golf cart path shall be properly restored. The golf course grass shall be replaced with Bermuda/419 sod. • Miscellaneous changes. • Sheets revised were : Cover Sheet, 3 through 11 , 13 through 19 , 24 through 37 • A complete revised set of plans will be provided. Page 2 of 4 F.9Engineeringicapital Projectsi9920-16th St, 74th Ave to 66th Ave19920 Contract Documents & Spec" ddendum #2. doe