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1a. Approve Change Order No. 1 to Chanhassen Estates 1st & 3rd Additions Street and Utility Construction progect 93-10CITY OF /a... CHANHASSEN 690 COULTER DRIVE • P.O. BOX 147 • CHANHASSEN, MINNESOTA 55317 (612) 937 -1900 • FAX (612) 937 -5739 ' MEMORANDUM TO: Don Ashworth, City Manager FROM: Charles Folch, Director of Public Works /City Engineer ' DATE: February 22, 1995 Action by CRy MminbftW MWifie Deb Submitted to CommWW Deb SubmMW to CW4 SUBJ: Approve Change Order No. 1 to Chanhassen Estates 1st & 3rd Additions Street ' and Utility Construction Project No. 93-10 Ak The project engineer, Mr. David Mitchell o O , has prepared Change Order No. 1 to Chanhassen Estates 1st & 3rd Additions St r tan -Utility Reconstruction Project No. 93 -10. This change order represents extra work in ree p ary areas, correction of storm drainage ' problems, repair of existing City utilities, d park ading. The bulk of this change order (approximately $10,600) was spent on de g with dr age issues. First of all, there were more than a dozen homes that had existing p pump dis arge drain systems in their front yard boulevard area of which their existen or locations we not known until the road excavation subcutting had taken place. These n systems needed be properly connected to the City's drain tile system. Second, dur' the surveying wor sociated with the project it was ' discovered that a portion of isting City park trail actually encroaching onto private property. This was the a riate time to relocate that po on of the trail; however, a couple of drainage culvert so needed to be installed with relocation so as not to adversely impact the private ately $2,845. There was also an additional wor n in the amount of $3,360. The exis ert that was present was believed t e p ugge planned to be cleaned out as a part o ct; however, it was dis overed th ipe was actually crushed in a couple of places and se or vent had to be replaced. ' a 30% Roughly $ 5, 160 (approximately of thi v 1 change order is a result of problems with Y ) the existing watermain and sanitary sewer, m f which were found with the exposure of these ' lines during construction. Since the utility lines were exposed it was the appropriate time to make the repairs. ' Finally, during the process of hauling out excess excavated material from the project site, it became apparent that the adjacent City park could use some additional fill which would enhance Don Ashworth February 22, 1995 Page 2 future park plans for a playground and hard court area. Since the excess material was to be disposed of anyway, a number of loads were hauled into the park area; however, an additional work item was negotiated for the grading and leveling out of the material only. This additional work item amounted to approximately $1,050. To date, all of the utility work (storm sewer, sanitary sewer and watermain) has been completed. The concrete curb and gutter and base bituminous course have been placed. The work remaining for 1995 includes the installation of landscaping, i.e. boulevard trees, and paving the bituminous wear course. During the next 30 days the remaining storm water pond work should essentially be completed. ('09 4 81 9 '� The total of Change Order No. 1 amounts to $16,823.25. The original contrac e ( Approval of this change order will yield a revised contract amount At $770,608.75 / It is therefore recommended that the City Council approve Change Order No. e Chanhassen Estates 1st & 3rd Additions Street and Utility Construction Project No. 93 -10 ktm Attachment: Change Order No. 1 c: Dave Hempel, Assistant City Engineer David Mitchell, OSM gAeng \char1es\cc \chanest.co1 Olr Project: The 1st & 3rd Additions of Chanhassen Estates ' Schelen 300 Park Placc Gast 612 -595 -5775 Mayeron& 5775 \Vayzata Boulevard 1 -800- 753 -5775 Associates, Inc. Minneapolis, MN 55416 -1228 FAX 595 -5774 1 1 1 7 1 CHANGE ORDER Change Order No: 1 City Project No. 93 -10 Project: The 1st & 3rd Additions of Chanhassen Estates Owner: City of Chanhassen, MN Date of Issuance: January 31, 1995 Contractor: Brown & Cris, Inc., Lakeville, MN En ineer: Orr- Schelen- Mayeron & Associates, Inc. You are directed to make the following changes in the Contract Documents: Description: 07- 15 -94: Repaired existing watermain for the City. Method of Payment: Lump sum payment - Invoice No. 6952: .............. $1,774.50 07- 18 -94: Repaired water leak on existing watermain on Cheyenne Court. Method of Payment: Lump sum payment - Invoice No. 6951 ................. $253.19 07- 18 -94: Cut out for bike path and installed 3 culverts. Added rock as needed for path. Method of Payment: Lump sum payment - Invoice No. 6957 .............. $2,844.76 07- 19 -94: Put black dirt on path and installed 24" PVC culvert crossings. Method of Payment: Lump sum payment - Invoice No. 6976 .............. $3,360.20 08 -03 -94: Lowered water service and insulated under 30" storm sewer at house No. 8013. Method of Payment: Lump sum payment - Invoice No. 6956 ................ $498.14 09 -07 -94: Leveled out and hauled material requested in park area. Method of Payment: Lump sum payment - Invoice No. 6955 ................ $302.00 09- 13 -94: Leveled out and hauled fill into designated area in park. Method of Payment: Lump sum payment - Invoice No. 6954 ................ $748.00 10- 27 -94: Install drain sumps at curb for drain tile coming from. houses. Method of Payment: Lump sum payment - Invoice No. 6960 .............. $3,920.74 10- 28 -94: Installed drain sumps at curb for drain tile coming from houses. Method of Payment: Lump sum payment - Invoice No. 6961 ................. $487.00 11- 15 -94: Installed 1' hydrant extension - requested by OSM construction observer, Phil Tipka. Method of Payment: Lump sum payment - Invoice No. 6964 ................ $363.25 12 -08 -94: Repaired existing sanitary line. Cut & removed bituminous & hauled from site. Separated sand & hauled out subgrade material and replaced with sand. Lost CL -5 because of 1' of frost in ground. Method of Payment: Lump sum payment - Invoice No. 6965 ............... $2,271.47 $ 16,823,25 Purpose of Change Order: Attachments (list documents supporting change): Brown & Cris, Inc. invoices as indicated above. CHANGE IN CONTRACT PRICE CHANGE IN CONTRACT TIME Original Contract Price: $753,785.50 Original Contract Time: N/A Previous Change Orders No. - to No. -: $ 0 Net Change from Previous Change Orders: N/A Contract Price Prior to this Change Order: $753,785.50 Contract Time Prior to this Change Order: N/A Net Increase of this Change Order: $16,823.25 Net Increase (decrease) of Change Order: N/A Contract Price with all Approved Change Orders: $770,608.75 Contract Time w/Approved Chan 2a Orders: N/A Recommended By: Approved By: David D. Mitchell, P.E. Brown & Cris, Inc. Approved By: Approved By: Date of Council Action: (City Engineer) (City Manager) E :)Limeers ,rchileos