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HomeMy WebLinkAbout2021-04-19-I01O Triumph Park_Change Order 2AGENDA ITEM: CITY OF WAUKEE, IOWA CITY COUNCIL MEETING COMMUNICATION MEETING DATE: April 19, 2021 AGENDA ITEM:Consideration of approval of Change Order No. 2 to Larson Construction, Co., Inc., for the Triumph Park Project increasing the contract in the amount of $65,509.95. FORMAT:Consent Agenda SYNOPSIS INCLUDING PRO & CON: Change Order No. 2 to Larson Construction, Co., Inc., is for: Item #1: The cost provided is for the addition of an 8’ reinforced curb at the base perimeter of the garage space in the Maintenance Building. This will better protect the SIPS panels from moisture that may occur in that space. Total: $4,703.13 Item #2: This work was to adjust a water main from a 4’ line to a 6’ line to Accommodate additional water capacity in the Maintenance building. This includes the associated valves and testing necessary. Total: $10,836.01 Item #3: This includes structural and architectural changes at the roof structures at the Concessions Buildings (3) and Miracle Field building (1). The cost provided is for the addition of blocking and framing at the roof structures. Total: $30,254.57 Item #4: This is a structural change at the Concessions Buildings (3), serving window openings. The construction documents show a CMU bond beam to span the serving window openings. The contractor expressed concern about the length of the span for a bond beam. Upon further review the structural engineer determined a galvanized tube steel beam is the more appropriate solution. The cost provided is for the addition of a galvanized tube steel beam and plate. Total: $6,002.55 Item #5: The cost provided is for the addition of wood column supports at 4 locations and addition of steel tube columns in 2 locations at each Concessions Buildings (3). Total: $6,341.49 Item #6: The cost provided is for the reorder of door 1-101 on the concessions building to obtain doors of the correct depth. This was due to a conflict on ETHOS’ door schedule. Since these were already on site and purchased once, ETHOS will reimburse the City for this change. Total: $993.69 Item #7: This change added metal flashing to each of the 26 dugouts. Upon shop drawing review the design team collectively determined that this was a better long-term solution than what was exhibited in the plan. Total: $6,378.51 The construction contingency for this project is $590,000. The total of change order #1 and change order #2 is $171,738.22, roughly 1% of the total construction project. With construction so far along on the first pod of fields and concession stand the design team believes that we are well over 50% of I1O the exposure to future change orders. City Staff and design team believe that the changes that have been made are a result of careful analysis to make sure the project is done correctly and avoid future maintenance costs or lengthen the replacement timeframe. The quantities and pricing have been discussed, analyzed and agreed upon by the contractor and the design team after several meetings. FISCAL IMPACT INCLUDING COST/BENEFIT ANALYSIS: COMMISSION/BOARD/COMMITTEE COMMENT: STAFF REVIEW AND COMMENT: Approve Change Order RECOMMENDATION: Approve the resolution. ATTACHMENTS: I. Letter of Recommendation II. Change Order No. 2 PREPARED BY: Matt Jermier REVIEWED BY: PUBLIC NOTICE INFORMATION – NAME OF PUBLICATION: DATE OF PUBLICATION: April 14, 2021 Mr. Matt Jermier, Director Waukee Parks and Recreation Department City of Waukee 805 University Avenue Waukee, IA 50263 RE: Change Order #2 Triumph Park Dear Mr. Jermier: Attached please find Change Order #2 totaling the amount of $65,509.95, for approval and signature by Waukee City Council. Quantities have been reviewed and agreed upon by the contractor, City staff, and Confluence. This Change Order accounts for seven separate items: Item #1: $4,703.13 The cost provided is for the addition of an 8” reinforced concrete curb at the base perimeter of the garage space in the Maintenance Building. This will better protect the SIPS panels from moisture that may occur in that space. Item #2: $10,836.01 This work was to adjust a water main from a 4” line to a 6” line to accommodate additional water capacity in the Maintenance building. This includes the associated valves and testing necessary. Item #3: $30,254.57 This includes structural and architectural changes at the roof structures at the Concessions Buildings and Miracle Field building. The cost provided is for the addition of blocking and framing at the roof structures. Item #4: $6,002.55 This is a structural change at the Concessions Buildings, serving window openings. The construction documents show a CMU bond beam to span the serving window openings. The contractor expressed concern about the length of the span for a bond beam. Upon further review the structural engineer determined a galvanized tube steel beam is the more appropriate solution. The cost provided is for the addition of a galvanized tube steel beam and plate. Item #5: $6,341.49 The cost provided is for the addition of wood column supports at 4 locations and addition of steel tube columns in 2 locations at each Concessions Buildings. Item #6: $993.69 This cost provided is for the reorder of door 1-101 on the concessions building to obtain doors of the correct depth. This was due to a conflict on ETHOS’ door schedule. Since these were already on site and purchased once, ETHOS will reimburse the City for this change. Item #7: $6,378.51 This change added metal flashing to each of the 26 dugouts. Upon shop drawing review we collectively determined that this was a better long-term solution that what was exhibited in the plan. Confluence recommends approval of CO with payment as indicated. If there are any questions, please let me know. Respectfully, Confluence City of Waukee ___________ ____________________________________ Matthew O. Carlile, PLA, ASLA. LEED AP Tim Moerman Principal City Administrator Triumph Park Change Order Request Summary COR #003 Maintenance Building Structural Details $4,703.13 The cost provided is for the addition of an 8” reinforced concrete curb at the base perimeter of the garage space in the Maintenance Building. This will better protect the SIPS panels from moisture that may occur in that space. COR #004 Utility Layout Revisions $0.00 No cost implications. (2) additional gate valves required for NW water main. COR #005 Maintenance Building Water Main Adjustment $10,836.01 Maintenance building water service line increased from a 4” diameter to 6” diameter to meet required capacity. Triumph Park Change Order Request Summary COR #006 Building Roof Detail Adjustment $30,254.57 This includes structural and architectural changes at the roof structures at the Concessions Buildings and Miracle Field building. The cost provided is for the addition of blocking and framing at the roof structures. Triumph Park Change Order Request Summary COR #010 Concessions Building Steel Bearing Columns $6,341.49 COR #009 Transformer Pad Relocation $0.00 No cost implication. Transformer was relocated to accommodate maintenance access from NW 10th Street. Transformer relocated south, with grade adjusted as needed. The cost provided is for the addition of wood column supports at 4 locations and addition of steel tube columns in 2 locations at each Concessions Buildings. This is a structural change at the Concessions Buildings, serving window openings. The construction documents show a CMU bond beam to span the serving window openings. The contractor expressed concern about the length of the span for a bond beam. Upon further review the structural engineer determined a galvanized tube steel beam is the more appropriate solution. The cost provided is for the addition of a galvanized tube steel beam and plate. COR #008 Galvanized Header at Concessions Window $6,002.55 Triumph Park Change Order Request Summary COR #011 Concessions Door Frame Depth $993.69 This cost provided is for the reorder of door 1-101 on the concessions building to obtain doors of the correct depth. This was due to a conflict on ETHOS’ door schedule. Since these were already on site and purchased once, ETHOS will reimburse the City for this change. COR #012 Dugout Flashing $6,378.51 Flashing within the dugout walls was not in the original dugout design. In reviewing the shop drawings and meeting with the Contractor and Mason on site; we all agreed that this additional flashing would provide a better long term solution for the owner. The cost per dugout (26 of them) is relatively minor in comparison to the long term benefit of the addition.