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Home My WebLink AboutTIS 2024-04-22 Item 2F - Change Order #4 - Riverton Creek Flapgate Removal with RL Alia CompanyTO: FROM: BY: DATE: SUBJECT: City of Tukwila Pith k Works Deportment - Hari Ponnekanti, Director/City Engineer Thomas McLeod, Mayor INFORMATIONAL MEMORANDUM Mayor Thomas McLeod Hari Ponnekanti, Public Works Director Joshua Hopkins, Surface Water Project Manager April 19, 2024 Surface Water Fund - Riverton Creek Flapgate Removal Project Project Number 99830103, Contract No. 20-052 Change Order No. 4 ISSUE Approve Change Order No. 4 to Contract No. 20-052 with R.L. Alia Company BACKGROUND This project restored fish access to Riverton Creek and previously inaccessible rearing habitat at the confluence with the Duwamish River. DISCUSSION This change order accounts for overruns ($34,339.83) incurred in association with CO #3 Tasks 3.1 & 3.2; mark-ups ($25,292.03) on labor, equipment, materials, and sub -contractors not included in CO#3 Estimate; and sales tax ($6,621.96) for the overruns and mark-ups. Tasks 3.1 and 3.2 cost overruns were due to unforeseen complications with production rates associated with site conditions and the complexity of fabricating and fitting custom replacement cover plates. Mark-ups were inadvertently omitted from CO #3 Estimate. CO#4 includes 10% contingency ($6,631.06). The total cost of CO#4 is $72,285.08. FISCAL IMPACT Change order No. 4 includes compensation estimated at $72,285.08, raising the tax -inclusive contract from $1,653,593.86 to $1,884,286.37. This project cost (72,285.08) over contingency, in addition to CO#3 costs over contingency ($8,080.71), will be funded through the Utility Revenue ($80,365.79). Bid Amount Contingency (10%) Change Orders #1-3 Change Order #4 Utility Revenue Funding from 205 Levee Certification Grants (CWM, Opp, RCO) Total Encumbered $1,503,267.15 $150,326.71 $158,407.42 $72,285.08 Budget $517,611.79 $344,780.57 $1, 021, 894.00 $1,884,286.36 $1,884,268.36 RECOMMENDATION The Mayor, as signatory of the original contract, is being asked to approve and sign Change Order No. 4 with an estimated increase of $72,285.08 and 18 working days. Attachments: • CIP pg 93.pdf • Change Order No. 4. 125 W:1PW Eng1PROJECTSIA- DR Projects\Riverton Flap Gate Removal (99830103 98-DR03)1Construction\Change Orders\CO#4 Sheet 1 of 1 CITY OF TUKWILA CONTRACT CHANGE ORDER NO. 4 DATE: April 11, 2024 BUDGET NO.: 412.98.594.382.65.00 PROJECT NO.: 99830103 CONTRACT NO.: 20-052 PROJECT NAME: Riverton Creek Flapgate Removal Project TO: R.L. Alia Company You are hereby directed to make the herein described changes to the plans and specifications or do the following described work not included in the plans and specifications on this contract: NOTE: This change order is not effective until approved by the "Owner" and a notice to proceed is issued. Conditions: A. The following change, and work affected thereby, are subject to all contract stipulations and covenants; B. The rights of the "Owner" are not prejudiced; C. All claims against the "Owner" which are incidental to or as a consequence of this change are waived; and D. The Contractor must submit all Field Overhead and Home Office Overhead Rates for approval in advance of all change orders. CHANGE: See Attached Exhibit "A" We the undersigned Contractor, have given careful consideration to the change proposed and hereby agree, if this proposal is approved, that we will provide all equipment, furnish all materials, except as may otherwise be noted above, and perform all services necessary for the work above specified, and will accept as full payment therefore the prices shown above and below. ACCEPTED: Date Contractor By Title Original Contract (with tax) $ 1,503,267.15 APPROVED BY THE CITY OF TUKWILA Previous Change Orders & Contingency $ 308,734.13 Date This Change Order (with tax) $ 72,285.08 By Mayor REV. CONTRACT AMOUNT $ 1,884,286.36 Original Contract Time: 115 Working Days Additional Contract Time for previous Change Orders: 63 Days City Engineer Additional Contract Time for this Change Order: 18 Days Updated Contract Time: 196 Working Days ORIGINAL: City Clerk (1 of 2) cc: Finance Department (w/encumbrance) Contractor (2 of 2) Project Management File 1?2ge 1 of 4 PROJECT NO.: 99830103 PROJECT NAME: Riverton Creek Flapgate Removal Project DESCRIPTION OF WORK CONTRACT NO.: 20-052 This change order accounts for overruns incurred in association with CO #3 Tasks 3.1 and 3.2; mark-ups on labor, equipment, materials, and subcontractors for Tasks 3.1, 3.2, and 3.3 (not included in CO#3 Estimate); and sales tax for the overruns and mark- ups. • 3.1 Replacement Cover Plates for Tie -Back Penetrations by Force Account • 3.2 Repair Expansion Joint between Existing Retaining Wall and Tukwila Intl. Bridge SW Bridge Abutment by Force Account • 3.3 Surface Preparation and Coating for Previously Buried Portion of Wall #1 and Replacement Cover Plates by Lump Sum 3.1 Replacement Cover Plates for Tie -Back Penetrations This work consists of mobilization, temporary pedestrian traffic control, site preparation and site restoration, temporary scaffolding, removing existing cover plates, welding, and grout tubes, preparing sheet pile wall surface to bare metal, prime coat application, and installing new cover plates per provided Cover Plate Details (Sheet 19A, File No. S1.3A). 3.2 Repair Expansion Joint between Existing Retaining Wall and Tukwila Intl. Bridge Southwest Bridge Abutment This work consists of removing existing joint sealer and dirt from the joint and installing new joint sealer. 3.3 Surface Preparation and Coating for Previously Buried Portion of Wall #1 and Replacement Cover Plates This work consists of mobilization, containment of abrasives, collecting, testing and disposal of containment waste, preparing the sheet pile wall to bare metal, and application of coating system. This work shall comply with WSDOT 2020 Standard Specifications in Section 6-07. MATERIALS All materials shall be in accordance with the provided Cover Plate detail, current contract specifications or as approved by the Engineer. CONSTRUCTION REQUIREMENTS The Contractor shall perform the work in accordance with the provided Cover Plate detail, current contract plans and specifications or as approved by the Engineer. MEASUREMENT AND PAYMENT 3.1 "Replacement Cover Plates for Tie -Back Penetrations" will be paid in accordance with WSDOT 2020 Standard Specification Section 1-09.6 CONTRACT TIME Contract time shall be extended by (18) working days as a result of this change order. 127 The total cost of Change Order #4 is $72,285.08. Change Order #4 Summary: CO#3 Tasks 3.1 and 3.2 overruns amount to $34,339.83, an 80.8% increase in direct costs over estimated costs, and accounts for 52% percent of CO#4. Mark-ups in the amount of $25,292.03 and sales tax in the amount of $6,022.76 account for 39% and 9% of CO#4, respectively. Tasks 3.1 and 3.2 cost overruns were due to unforeseen complications with production rates associated with site conditions and the complexity of fabricating and fitting custom replacement cover plates. Mark-ups were inadvertently omitted from CO #3 Estimate. CO#4 Estimate includes 10% contingency ($6,631.06). Table 1. CO#4 Summary — Three Invoice from RL Alia for Time and Materials # Invoice Date Total 1 RL Alia Time & Materials 11/28/23 to 12/22/23 $39,072.85 2 RL Alia Time & Materials 01/03/24 to 02/26/24 $28,360.05 3 RL Alia Time & Materials 03/14/24 to 03/29/24 $4,057.39 Sub -Total: $71,490.29 Sales Tax 10.1 % $7,220.52 Sub -Total: $78,710.81 CO#3 Credit Balance: -($13,056.79) Sub -Total: $65,654.02 CO#4 Contingency: $6,631.06 CO#4 Total: $72,285.08 Table 2. Change Order #3 Summary of Quantities (in grey), Payments, and Balance Item Item Description Qty Unit Unit Price Item Cost 3.1 Replacement Cover Plates for Tie -Back Penetrations 1 EST. $41,500.00 $41,500.00 3.2 Repair Expansion Joint between Existing Retaining Wall and Tukwila Intl. Bridge SW Bridge Abutment 1 EST. $1,000.00 $1,000.00 3.3 Surface Preparation and Coating for Previously Buried Portion of Wall #1 and Replacement Cover Plates 1 LS $37,553.60 $37,553.60 - $9,508.80 (RL Alia's Share) = $28,044.20 Est. Total Coast: $70,544.20 CO#3 Sales Tax: $7,125.82 CO#3 Total: $77,669.82 CO#3 1st Payment (PE#16): $64,613.03 CO#3 Balance: $13,056.79 128 Table 3. CO #3 Summary of Quantities (in grey) and CO#4 Overruns Mark-ups, and Sales Tax Item # Item Description Qty Unit Unit Price Item Cost Overruns Mark -Up (Original + Overrun) Sales Tax (Original + Overrun) Grand Totals: 3.1 Replacement 1 EST. $41,500.00 $41,500.00 Cover Plates for Tie -Back Penetrations $34,339.83 $21,926.72 $9,975.42 $108,741.97 3.2 Repair 1 EST. $1,000.00 $1,000.00 Expansion Joint between Existing Retaining Wall and Tukwila Intl. Bridge SW Bridge Abutment 3.3 Surface 1 LS $37,553.60 $37,553.60 Preparation and - $0.00 $3,365.30 $3,172.36 $34,581.86 Coating for $9,508.80 Previously (RL Alia's Buried Portion Share) = of Wall #1 and $28,044.20 Replacement Cover Plates Est. Total Coast: $70,544.80 $34,339.83 $25,292.03 $13,147.78 $143,323.84 CO#3 Sales Tax: $7,125.02 $-7125.02 CO#3 Total: $77,669,82 -$77,669.82 CO#4 Sub -Totals: $34,339.83 $25,292.03 $6,022.76 $65,654.62 CO#4 Total: Verification: $65,654.02* *_ $0.60 difference not found. 129 CITY OF TUKWILA DEPARTMENT OF PUBLIC WORKS Riverton Creek Flapgate Removal Project Project No. 9980103 PE # 17 3/4/2024 Pay Pd. Item 8/1/2023 Description of item to 1 1 /3/2023 Qty Unit Price Contract Amount Quantity this Estimate Previous Quantity ORIGINAL CONTRACT AMOUNT CHANGE ORDERS OR ADJUSTMENTS: ADJUSTED CONTRACT AMOUNT: NOTICE TO PROCEED: CONTRACT (CALENDAR) DAYS: CHANGE ORDER / WEATHER DAYS SCHEDULED COMPLETION DATE: Quantity to Date Percent Complete Amount Due This Estimate Previous Amount $1,503,267.15 $78,159.78 $1,581,426.93 7/10/2020 115 0 12/23/2020 Total Amount to Date Schedule A Bridge 1 Mobilization 1 LS $82,000.00 $82,000.00 0.00 1.00 1.00 100.00% $0.00 $82,000.00 $82,000.00 2 Contractor Surveying 1 LS $18,000.00 $18,000.00 0.00 1.00 1.00 100.00% $0.00 $18,000.00 $18,000.00 3 Unexpected Site Changes 1 FA $15,000.00 $15,000.00 0.00 1.09 1.09 109.34% $0.00 $16,400.46 $16,400.46 4 Temp Traffic Control 1 LS $15,000.00 $15,000.00 0.00 1.00 1.00 100.00% $0.00 $15,000.00 $15,000.00 5 Temp TrafContr Private Prop 1 LS $10,000.00 $10,000.00 0.00 0.95 0.95 95.00% $0.00 $9,500.00 $9,500.00 6 SPCC 1 LS $500.00 $500.00 0.00 1.00 1.00 100.00% $0.00 $500.00 $500.00 7 Riverton Creek Bridge 1 LS $140,000.00 $140,000.00 0.00 1.00 1.00 100.00% $0.00 $140,000.00 $140,000.00 8 Clean/Weld Piles to WalICap 10 LF $250.00 $2,500.00 0.00 10.00 10.00 100.00% $0.00 $2,500.00 $2,500.00 9 Structural Carbon Steel 1 LS $60,000.00 $60,000.00 0.00 1.00 1.00 100.00% $0.00 $60,000.00 $60,000.00 10 Fum&Drive Test Steel Pile 1 EA $7,000.00 $7,000.00 0.00 1.00 1.00 100.00% $0.00 $7,000.00 $7,000.00 11 Furnishing St. Piling 306 LF $50.00 $15,300.00 0.00 282.50 282.50 92.32% $0.00 $14,125.00 $14,125.00 12 Driving St. Piling 11 EA $2,000.00 $22,000.00 0.00 11.00 11.00 100.00% $0.00 $22,000.00 $22,000.00 13 Bridge Railing ChnLinkFence 108 LF $100.00 $10,800.00 0.00 144.00 144.00 133.33% $0.00 $14,400.00 $14,400.00 14 Clean&Paint Wall 1 1 LS $30,000.00 $30,000.00 0.00 1.00 1.00 100.00% $0.00 $30,000.00 $30,000.00 15 Remo SoldierPile Shft Obstrc 1 FA $8,000.00 $8,000.00 0.00 0.00 0.00 0.00% $0.00 $0.00 $0.00 16 Shaft-24 inch Diameter 530 LF $212.55 $112,651.50 0.00 532.75 532.75 100.52% $0.00 $113,236.01 $113,236.01 17 Fum Soldier Pile HP 12X84 710 LF $123.00 $87,330.00 0.00 731.00 731.00 102.96% $0.00 $89,913.00 $89,913.00 18 Conrete Lagging 1,020 SF $70.00 $71,400.00 0.00 1,020.00 1,020.00 100.00% $0.00 $71,400.00 $71,400.00 19 Permanent Ground Anchor 18 EA $6,500.00 $117,000.00 0.00 18.00 18.00 100.00% $0.00 $117,000.00 $117,000.00 20 Perm GrndAnch Pert Test 3 EA $1,250.00 $3,750.00 0.00 3.00 3.00 100.00% $0.00 $3,750.00 $3,750.00 21 Perm GrndAnch Verify Test 2 LS $3,000.00 $6,000.00 0.00 2.00 2.00 100.00% $0.00 $6,000.00 $6,000.00 CO - 1 Wall 1 and Work Suspensiion Equitable Adjustment 1 LS $47,808.17 $47,808.17 0.00 1.00 1.00 100.00% $0.00 $47,808.17 $47,808.17 CO - 3 Wall 1 Replacment Cover Plates, Cleaning and Painting and Void Rep 1 LS $70,544.20 $70,544.20 0.5109 0.00 0.51 51.09% $36,044.05 $58,685.77 $94,729.82 Roadway 22 Clearing and Grubbng 1 LS $10,000.00 $10,000.00 0.00 1.00 1.00 100.00% $0.00 $10,000.00 $10,000.00 23 Removal Structure&Obstruct 1 LS $2,500.00 $2,500.00 0.00 1.00 1.00 100.00% $0.00 $2,500.00 $2,500.00 24 Remove Existing RetainWall 1 LS $10,000.00 $10,000.00 0.00 1.00 1.00 100.00% $0.00 $10,000.00 $10,000.00 25 Channel Excavation&Haul 1,570 CY $125.00 $196,250.00 0.00 1,345.00 1,345.00 85.67% $0.00 $168,125.00 $168,125.00 26 Select Grading (by FA) 1 FA $4,000.00 $4,000.00 0.00 0.00 0.00 0.00% $0.00 $0.00 $0.00 27 Gravel Borrow 30 TN $75.00 $2,250.00 0.00 37.50 37.50 125.00% $0.00 $2,812.50 $2,812.50 271Q Gravel Borrow- increased quantities (above 125%) 0 TN $70.00 $0.00 0.00 257.22 257.22 NA $0.00 $18,005.40 $18,005.40 28 Unsuitable Foundation Excav 25 CY $100.00 $2,500.00 0.00 8.60 8.60 34.40% $0.00 $860.00 $860.00 29 Dewatering 1 LS $3,000.00 $3,000.00 0.00 1.00 1.00 100.00% $0.00 $3,000.00 $3,000.00 30 Structure Excavation Class A 110 CY $75.00 $8,250.00 0.00 110.00 110.00 100.00% $0.00 $8,250.00 $8,250.00 31 Shoring or Extra Exc Class A 1 LS $3,000.00 $3,000.00 0.00 1.00 1.00 100.00% $0.00 $3,000.00 $3,000.00 32 Trimming and Cleanup 1 LS $7,500.00 $7,500.00 0.00 0.00 0.00 0.00% $0.00 $0.00 $0.00 33 Crushed Surf Base Course 54 TN $100.00 $5,400.00 0.00 46.17 46.17 85.50% $0.00 $4,617.00 $4,617.00 34 Commercial HMA 41 TN $250.00 $10,250.00 0.00 23.25 23.25 56.71% $0.00 $5,812.50 $5,812.50 CO - # Change Order Holding Slot 130 CITY OF TUKWILA DEPARTMENT OF PUBLIC WORKS Riverton Creek Flapgate Removal Project Project No. 9980103 PE # 17 3/4/2024 Pay Pd. 8/1/2023 to 1 1 /3/2023 ORIGINAL CONTRACT AMOUNT CHANGE ORDERS OR ADJUSTMENTS: ADJUSTED CONTRACT AMOUNT: NOTICE TO PROCEED: CONTRACT (CALENDAR) DAYS: CHANGE ORDER / WEATHER DAYS SCHEDULED COMPLETION DATE: $1,503,267.15 $78,159.78 $1,581,426.93 7/10/2020 115 0 12/23/2020 Item Description of item Qty Unit Price Contract Amount Quantity this Estimate Previous Quantity Quantity to Date Percent Complete Amount Due This Estimate Previous Amount Total Amount to Date Roadside Development $90,000.00 0.00 1.00 1.00 100.00% $0.00 $90,000.00 $90,000.00 35 Temp Stream Diversion 1 LS $90,000.00 36 Erosion/Water Poll Prevent 1 LS $7,500.00 $7,500.00 0.00 0.50 0.50 50.00% $0.00 $3,750.00 $3,750.00 37 High Visibility Fence 135 LF $4.00 $540.00 0.00 150.00 150.00 111.11% $0.00 $600.00 $600.00 38 Coir Log 360 LF $6.00 $2,160.00 0.00 360.00 360.00 100.00% $0.00 $2,160.00 $2,160.00 39 Erosion Control Blanket 180 SY $2.50 $450.00 0.00 447.50 447.50 248.61% $0.00 $1,118.75 $1,118.75 40 PSIPE Acer Circinatum #5 - All PSIPE at 100% 1/26/2: 2 EA $60.00 $120.00 0.00 3.00 3.00 150.00% $0.00 $198.00 $234.00 41 PSIPE Argentina egedii 10" 10 EA $25.00 $250.00 0.00 10.00 10.00 100.00% $0.00 $275.00 $325.00 42 PSIPE Aruncus dioicus #1 12 EA $25.00 $300.00 0.00 16.00 16.00 133.33% $0.00 $440.00 $520.00 43 PSIPE Carex lyngbei (& 4" fragaria chiloensis) 10 EA $20.00 $200.00 0.00 130.00 130.00 1300.00% $0.00 $2,860.00 $3,380.00 44 PSIPE Comus stoloniferaBdl 15 EA $25.00 $375.00 0.00 15.00 15.00 100.00% $0.00 $412.50 $487.50 45 PSIPE Comus stolonifera#1 4 EA $25.00 $100.00 0.00 9.00 9.00 225.00% $0.00 $247.50 $292.50 46 PSIPE Eleocharis paulstrus 10 EA $20.00 $200.00 0.00 10.00 10.00 100.00% $0.00 $220.00 $260.00 47 PSIPE Fraxinus latifolia #2 5 EA $25.00 $125.00 0.00 5.00 5.00 100.00% $0.00 $137.50 $162.50 48 PSIPE Gualtheria shallon #1 20 EA $20.00 $400.00 0.00 49.00 49.00 245.00% $0.00 $1,078.00 $1,274.00 49 PSIPE Holodiscus discolor#1 5 EA $20.00 $100.00 0.00 5.00 5.00 100.00% $0.00 $110.00 $130.00 50 PSIPE Lonicera involucratel 15 EA $20.00 $300.00 0.00 15.00 15.00 100.00% $0.00 $330.00 $390.00 51 PSIPE Malus fusca #2 5 EA $20.00 $100.00 0.00 7.00 7.00 140.00% $0.00 $154.00 $182.00 52 PSIPE Physocarpus capitats 8.00 EA $20.00 $160.00 0.00 11.00 11.00 137.50% $0.00 $242.00 $286.00 53 PSIPE Picea sitchensis 13.00 EA $175.00 $2,275.00 0.00 13.00 13.00 100.00% $0.00 $2,502.50 $2,957.50 54 PSIPE Polystichum munitum 20.00 EA $20.00 $400.00 0.00 50.00 50.00 250.00% $0.00 $1,100.00 $1,300.00 55 PSIPE Pseudotsuga menzisi 3 EA $175.00 $525.00 0.00 6.00 6.00 200.00% $0.00 $1,155.00 $1,365.00 56 PSIPE Ribies sanguineum#1 8 EA $20.00 $160.00 0.00 10.00 10.00 125.00% $0.00 $220.00 $260.00 57 PSIPE Roa Pisocarpa #1 13 EA $20.00 $260.00 0.00 19.00 19.00 146.15% $0.00 $418.00 $494.00 58 PSIPE Rubus spectabilis #1 17 EA $20.00 $340.00 0.00 17.00 17.00 100.00% $0.00 $374.00 $442.00 59 PSIPE Salix hookeriana Live 20 EA $25.00 $500.00 0.00 20.00 20.00 100.00% $0.00 $550.00 $650.00 60 PSIPE Salix hookeriana Bndl 20 EA $50.00 $1,000.00 0.00 20.00 20.00 100.00% $0.00 $1,100.00 $1,100.00 61 PSIPE Salix lucida #2 5 EA $25.00 $125.00 0.00 5.00 5.00 100.00% $0.00 $137.50 $162.50 62 PSIPE Salix scouleriana Live 20 EA $25.00 $500.00 0.00 20.00 20.00 100.00% $0.00 $550.00 $650.00 63 PSIPE Salix scouleriana Bnd 20 EA $25.00 $500.00 0.00 20.00 20.00 100.00% $0.00 $550.00 $550.00 64 PSIPE Salix sitchensis Live 20 EA $25.00 $500.00 0.00 20.00 20.00 100.00% $0.00 $550.00 $650.00 65 PSIPE Salix sitchensis Bndle 20 EA $25.00 $500.00 0.00 20.00 20.00 100.00% $0.00 $550.00 $550.00 66 PSIPE Sambucus racemosa 6 EA $20.00 $120.00 0.00 6.00 6.00 100.00% $0.00 $132.00 $156.00 67 PSIPE Symphoricarpos alba 20 EA $25.00 $500.00 0.00 20.00 20.00 100.00% $0.00 $550.00 $650.00 68 PSIPE SymphoricarposAlbl 20 EA $25.00 $500.00 0.00 47.00 47.00 235.00% $0.00 $1,292.50 $1,527.50 69 PSIPE Thuja plicata 2 EA $200.00 $400.00 0.00 2.00 2.00 100.00% $0.00 $440.00 $520.00 70 PSIPE Tsuga heterophylla 4 EA $200.00 $800.00 0.00 4.00 4.00 100.00% $0.00 $880.00 $1,040.00 71 Topsoil Type A 7 CY $70.00 $490.00 0.00 5.00 5.00 71.43% $0.00 $350.00 $350.00 72 Compost (Amended Soil) 13 CY $70.00 $910.00 0.00 17.00 17.00 130.77% $0.00 $1,190.00 $1,190.00 73 Bark&Wood Chip Mulch 13 CY $70.00 $910.00 0.00 24.00 24.00 184.62% $0.00 $1,680.00 $1,680.00 74 Extruded Curb 240 LF $30.00 $7,200.00 0.00 0.00 0.00 0.00% $0.00 $0.00 $0.00 75 Light Loose Riprap 400 TN $80.00 $32,000.00 0.00 506.98 506.98 126.75% $0.00 $40,558.40 $40,558.40 76 Paint Line 350 LF $10.00 $3,500.00 0.00 0.00 0.00 0.00% $0.00 $0.00 $0.00 77 Woody Debr Strct Over Rip Rap 4 EA $1,400.00 $5,600.00 0.00 4.00 4.00 100.00% $0.00 $5,600.00 $5,600.00 131 CITY OF TUKWILA DEPARTMENT OF PUBLIC WORKS Riverton Creek Flapgate Removal Project Project No. 9980103 PE # 17 3/4/2024 ORIGINAL CONTRACT AMOUNT CHANGE ORDERS OR ADJUSTMENTS: ADJUSTED CONTRACT AMOUNT: NOTICE TO PROCEED: CONTRACT (CALENDAR) DAYS: CHANGE ORDER / WEATHER DAYS $1,503,267.15 $78,159.78 $1,581,426.93 7/10/2020 115 0 Pay Pd. 8/1/2023 to 11/3/2023 SCHEDULED COMPLETION DATE: 12/23/2020 Item Description of item Qty Unit Price Contract Amount Quantity this Estimate Previous Quantity Quantity to Date Percent Complete Amount Due This Estimate Previous Amount Total Amount to Date 78 SingleLog Wetland Outlet 2 EA $1,400.00 $2,800.00 0.00 2.00 2.00 100.00% $0.00 $2,800.00 $2,800.00 79 SingleLogWetlandWoodDebr 10 EA $1,400.00 $14,000.00 0.00 10.00 10.00 100.00% $0.00 $14,000.00 $14,000.00 80 DoubleLogWetlandWoodDeb 2 EA $3,000.00 $6,000.00 0.00 2.00 2.00 100.00% $0.00 $6,000.00 $6,000.00 81 Floating Silt Curtain 1 LS $6,000.00 $6,000.00 0.00 1.00 1.00 100.00% $0.00 $6,000.00 $6,000.00 82 Streambed Gravel 241 TN $60.00 $14,460.00 0.00 272.55 272.55 113.09% $0.00 $16,353.00 $16,353.00 83 Streambed Cobbles 6 In. 54 TN $80.00 $4,320.00 0.00 58.21 58.21 107.80% $0.00 $4,656.80 $4,656.80 84 Streambed Boulder Two Man 16 EA $200.00 $3,200.00 0.00 32.00 32.00 200.00% $0.00 $6,400.00 $6,400.00 85 Streambed Boulder 3 Man 130 EA $300.00 $39,000.00 0.00 160.00 160.00 123.08% $0.00 $48,000.00 $48,000.00 86 Filter Bag 4 EA $200.00 $800.00 0.00 0.00 0.00 0.00% $0.00 $0.00 $0.00 87 Habitat Snag 3 EA $2,000.00 $6,000.00 0.00 3.00 3.00 100.00% $0.00 $6,000.00 $6,000.00 88 Art Installation 1 LS $2,000.00 $2,000.00 0.00 1.00 1.00 100.00% $0.00 $2,000.00 $2,000.00 89 Propery Restoration (by FA) 1 FA $5,000.00 $5,000.00 0.00 1.97 1.97 196.76% $0.00 $9,837.96 $9,837.96 CO - 2 Viewpoint and Geotextile I LS $25,522.98 $25,522.98 0.00 1.00 1.00 100.00% $0.00 $25,522.98 $25,522.98 SUBTOTAL BRIDGE $834,231.50 $36,044.05 $939,218.41 $975,262.46 SALES TAX BRIDGE ITEMS (10.1%) $3,640.45 $22,369.48 $26,009.93 SALES TAX BRIDGE ITEMS 2020 (10.0%) $0.00 $72,491.58 $72,491.58 SALES TAX TOTAL $3,640.45 $94,861.06 $98,501.51 5% RETAINAGE $1,802.20 $46,960.92 $48,763.12 NET PAYMENT BRIDGE ITEMS $37,882.29 $987,118.55 $1,025,000.84 SUBTOTAL ROADWAY $264,900.00 $0.00 $236,982.40 $236,982.40 SALES TAX STORM ROADWAY ITEMS (10.1%) $0.00 $23,698.24 $23,698.24 SALES TAX STORM ROADWAY ITEMS 2020 (10.0%) $0.00 $12,241.70 $12,241.70 SALES TAX TOTAL $0.00 $35,939.94 $35,939.94 5% RETAINAGE $0.00 $11,849.12 $11,849.12 NET PAYMENT ROADWAY ITEMS $0.00 $261,073.22 $261,073.22 SUBTOTAL ROADSIDE DEVELOPMENT $267,475.00 $0.00 $317,525.89 $317,525.89 SALES TAX STORM ROADWAY ITEMS (10.1%) $0.00 $31,752.59 $31,752.59 SALES TAX STORM ROADWAY ITEMS 2020 (10%) $0.00 $3,415.00 $3,415.00 SALES TAX TOTAL $0.00 $35,167.59 $35,167.59 5% RETAINAGE $0.00 $15,876.29 $15,876.29 NET PAYMENT ROADSIDE DEVELOPMENT ITEMS $0.00 $336,817.18 $336,817.18 1,366,606.50 136,660.65 1,503,267.15 Subtotal Amount $36,044.05 $1,493,726.70 $1,529,770.75 Sales Tax (10.1%) $3,640.45 $165,968.59 $169,609.04 Total 5% Retainage $1,802.20 $74,686.34 $76,488.54 Total Net Payment $37,882.29 $1,585,008.95 $1,622,891.25 132 CITY OF TUKWILA Date, Item U4fdaw7.4 Oescrip[ion Cuantite ry Unds CEsnnmateis WEEKENDSMOLIDAYS KIDDEN UNLESS WORK PERFORMED 1 g 2-Aug 3-Aug 4-Aug 5-Aug 6-Aug ]-Aug 8-Aug 9-Aug 10-Aug 11-Aug 12-Aug 13-Aug 14-Aug 15-Aug 16-Aug 17g S-Aug 19-Aug 20-Aug 21-Aug 22-Aug 23-Aug 24-Aug 25-Aug 26-Aug 27-Aug 28-Aug 29-Aug 30-Aug 31-Aug A'$IMOH Adjustment Total %complete Total to Date Bridge Mobilization 1 1 LS 2 Contractor Survey. 3 Unexpected Site Changes 1 FA 4 Temp Traffic Control 1 LS emp TrafCOMr PrNate Prop ] Riverton Creek Bridge 1 LS 6 aOaMNeId Ries to WallCap 10 LF Structural Carton SMel 10 Fum&orlve Test Steel Pile 1 EA 11 Fumishos St. Piling 306 LF 12 vIng St Piling EA 13 Bridge Raft. ChnEnkFence 1 14 Clea.Painl Wall 1 LS 13 Remo SoltlierPlle SIM Cbsrrc FA 17 FumSolder Plle HP 12.4 710 LF 1B GenMe LagRog 1020 SF Anchor. Permanent Ground 13 EA 20 Perm GmdAnch Port Test 3 EA 21 CO- Perm GrndAnch Verity Test Wall and Equitable 2 LS LS Roadway j 1 22 Clearing and Grubbng 23 Removal ShucWne80bshuot 1 LS 24 Remove Existing RBtainWell LS 25 Chanel ExcavationBHaul 1570 CY 26 Select Grading (by FA) 1 FA G27 ravel Borrow 30 TN MO Greed Borrow 3D TN 26 Unsuitable Foundation Exwv 25 CY 29 Dew... LS 30 Structure Excavation Glass 11 31 Shoring or Extra En Class A 1 LS 32 Trimmirta and Cleanup 1 LS33 crush. Surf Coume 54 TN 34 elHMA 41 TN CO-f Change Order Holding Slot Roadside Development 35 mp Strearn Dworman . 35 37 EerosioMNater Poll Prevent High sibilM Fence 1 133 LF33 Cos Log 360 LP 39 Erosion Control Blanket 180 SY 40 PSIPE Acer Cremator 95 2 EA 41 PSIPE Argentina egedii 10" 10 EA 42 PSIPE Arenas mama¢ 41 12 EAP43 SIPE Carex Nn9bei (A Frageria chdoeeis 4') 10 EA 44 PSIPE Carnes ctolongereStll 15 EA 45 PSIPE Cannes stolongereM 4 EA 46 PSIPE EIemM1arisPaulshus 1 EA 47 PSIPE Fraxinus lat.. M2 5 EA 48 PSIPE GuaXberia shallop Nl 20 EA 49 PSIPE Holotliscus discolor. 5 EA PSIPELonmereimOlucratel 15 EA 51 PSIPE Males fuse 32 5 EA AO PSIPE 752929arpus capitate B EA- 53 PSIPE Picea aitchaeis 13 EA 54 PSIPE Polyztichum munitum 20 EA - 55 PSIPE Pseudotswa mennsi 3 EA 56 PSIPE Ribies sanguieumtlll 8 EA 32 PSIPE Roe Rs0carpadl 13 EA 56 PSIPE Rebus spectabilis Oft 1] EA PSIPE SaM hookeriana Live 20 EA 60 PSIPE Salm hooMnana Bntll 20 EA 61 PSIPE Salk lucida In 5 EA 62 PSIPE Safe scouleriana Eve 20 EA 63 PSIPE Selix scouleriana BM 20 EA 64 PSIPE Salk sitchensis Live 20 EA 65 PSIPE Salk sitcheeis Bndle 20 EA 66 PSIPE Sambuo s racemosa 6 EAP67 SIPE 6ymphortcarpos alba - 66 PSIPE SymphormarposAlbl 20 EA- 69 PSIPE Thula pfraM 2 EA 70 PSIPE TI]Oa M1atemprnlla 4 EA- ]i Topsoil Type A ] CY 72 Comps. (Amended Soil) Chip Mulch 13 13 CY- CY- 0 74 Extruded Curb 240 LF 75 Light Loose Rlprap 400 TN 76 Pant Line 35 77 Woody Debt Slmt Over RIP Rap 4 EA - 133 CITY OF TUKWILA osmar-u 78 SingleLog Wetland Outlet 79 InpleLoprletlaMWoodDebr 80 DoubleLo9Wetland WoodDeb 81 Floating Silt Curtain 82 streamberi Gravel 10 241 EA EA EA LS TN 83 streamberi Cobbles 6 In. 54 TN 84 Streambed Boulder Two Man 16 EA 85 Streambed Boulder 3 Man 130 EA BB Fleer Bap 87 Habitat Snag 88 Ad Installation EA EA LS 89 Propery Restoration Ow FA) CO k2 GeoMxtile PatincAlewpoint co 93 Wall 1 Replacment Cover Plates, Cleaning and Painting and Void Repairs FA LS 1 LS 0.51 0.51094 134 CITY OF TUKWILA CAPITAL PROJECT SUMMARY 2021 to 2026 PROJECT: Riverton Creek Flap Gate Removal Project No. 99830103 Remove two culverts and flap gates that confluence with the Duwamish River; daylight creek, install trail bridge DESCRIPTION: over creek, habitat improvements and planting for 1,200 lineal feet of creek, inc 1/4 acre backwater wetland habitat and 400 ft of river; associated structural improvements for TIB roadway and adjacent commercial property. JUSTIFICATION: Increase available salmonid rearing habitat and increase flood refuge in lower Duwamish River. Improve fish access to Riverton Creek and enhance salmon rearing and resting area. STATUS: Project construction began in 2020. MAINT. IMPACT: Expected to increase maintenance. Construction funding from the State RCO Salmon Recovery Funding Board, King County Cooperative Watershed COMMENT: Management, King County Opportunity Funds, the WRIA 9 Re -green the Green Program and City Surface Water Funds. FINANCIAL Through Estimated (in $000's) 2019 2020 2021 2022 2023 2024 2025 2026 BEYOND TOTAL EXPENSES Design 391 391 Land (R/W) 0 Monitoring 25 25 Const. Mgmt. 200 5 205 Construction 1,654 25 1,679 TOTAL EXPENSES 391 1,854 55 0 0 0 0 0 0 2,300 FUND SOURCES Awarded Grant RCO 116 781 897 King County Grant 240 50 290 People for Puget S 30 30 Mitigation Expected 0 Utility Revenue 245 833 5 0 0 0 0 0 0 1,083 TOTAL SOURCES 391 1,854 55 0 0 0 0 0 0 2,300 Project Location `� g N i II �� Ili , • t. tr. "alio 2 Fir ter t6 s 3T8t r� 2021 - 2026 Capital Improvement Program 90 135