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HomeMy WebLinkAboutWQCS00370_NOV-2022-PC-0639 Response - 01-Updated Cost Estimate_202211162019 Sanitary Sewer Improvements Project CS370698-01 Town of Sharpsburg, NC April 1, 2022 Updated Cost Estimate 2019 CWSRF Wastewater System Improvements Adjustment of Original Price Based Upon Recent Bids Item No. Description Unit Quantity Estimated Unit price Extended Total Price -Original Estimate Update Ratio Based upon Recent Bid Pricing Extended Total Price -Adjusted Actual Low Bid price Extended Total Bid 1 Mobilization (Maximum 3% of Total Bid) LS 1 $27,000 $27,000 2.0 $54,000 $27,000 $27,000 2 By -Pass Pumping LS 1 $30,000 $30,000 Same Ratio for All Items $60,000 $30,000 $30,000 3 Erosion Control LS 1 $10,000 $10,000 $20,000 $10,000 $10,000 4 Batchelor Pump Station (PS-1) Improvements LS 1 $70,000 $70,000 $140,000 $70,000 $70,000 5 Pine Needles Pump Station (PS-2) Improvements LS 1 $70,000 $70,000 $140,000 $70,000 $70,000 6 Brickyard Pump Station (PS-3) Improvements LS 1 $231,000 $231,000 $462,000 $231,000 $231,000 7 Barnhill Pump Station (PS-4) Improvements LS 1 $70,000 $70,000 $140,000 $70,000 $70,000 8 Taylorwoods Pump Station (PS-5) Improvements LS 1 $75,000 $75,000 $150,000 $75,000 $75,000 9 Airport Pump Station (PS-6) Improvements LS 1 $90,000 $90,000 $180,000 $90,000 $90,000 10 Fawn Pump Station (PS-7) Improvements- Auto dialer Only LS 1 $5,000 $5,000 $10,000 $5,000 $5,000 11 Mack Industries Pump Station (PS-8) Improvements LS 1 $70,000 $70,000 $140,000 $70,000 $70,000 12 RBI Pump Station (PS-9) Improvements- Auto -dialer Only LS 1 $5,000 $5,000 $10,000 $5,000 $5,000 13 Manhole Improvements -Type 1-See Detail EA 9 $1,500 $13,500 $27,000 $1,500 $13,500 14 Manhole Improvements -Type 2-See Detail EA 10 $1,800 $18,000 $36,000 $1,800 $18,000 15 Manhole Improvements -Type 3-See Detail EA 3 $3,500 $10,500 $21,000 $3,500 $10,500 16 Gravity Sewer Main Cleaning and CCTV Inspection (8-LF inch to 12-inch Mains) 14,300 $3 $42,900 $85,800 $3 $42,900 17 Point Repair for 8-inch Main (Include up to 6 feet of New Main) Depth 5' to 8' EA 3 $3,000 $9,000 $18,000 $3,000 $9,000 18 Point Repair for 8-inch Main (Include up to 6 feet of New Main) Depth 8' to 12' EA 4 $3,200 $12,800 $25,600 $3,200 $12,800 19 Point Repair for 8-inch Main (Include up to 6 feet of New Main) Depth 12' to 16' EA 3 $3,500 $10,500 $21,000 $3,500 $10,500 20 Point Repair for 10-inch Main (Include up to 6 feet of New Main) Depth 12' to 16' EA 2 $4,000 $8,000 $16,000 $4,000 $8,000 21 Point Repair for 12-inch Main (Include up to 6 feet of New Main) Depth 5' to 8' EA 2 $3,500 $7,000 $14,000 $3,500 $7,000 22 Point Repair for 12-inch Main (Include up to 6 feet of New Main) Depth 8' to 12' EA 1 $4,000 $4,000 $8,000 $4,000 $4,000 23 Point Repair for 12-inch Main (Include up to 6 feet of New Main) Depth 12' to 16' EA 3 $4,300 $12,900 $25,800 $4,300 $12,900 24 Point Repair for 12-inch Main (Include up to 6 feet of New Main) Depth 16' to 18' EA 2 $4,600 $9,200 $18,400 $4,600 $9,200 25 Additional Main Footage for 8-Inch Point Repairs Depth 5' to 8' LF 40 $35 $1,400 $2,800 $35 $1,400 26 Additional Main Footage for 8-Inch Point Repairs Depth 8' to 12' LF 24 $38 $912 $1,824 $38 $912 27 Additional Main Footage for 8-Inch Point Repairs Depth 12' to 16' LF 36 $45 $1,620 $3,240 $45 $1,620 28 Additional Main Footage for 10-Inch Point Repairs Depth 12' to 16' LF 24 $37 $888 $1,776 $37 $888 29 Additional Main Footage for 12-Inch Point Repairs Depth 5' to 8' LF 40 $40 $1,600 $3,200 $40 $1,600 30 Additional Main Footage for 12-Inch Point Repairs Depth 8' to 12' LF 24 $42 $1,008 $2,016 $42 $1,008 31 Additional Main Footage for 12-Inch Point Repairs Depth 12' to 16' LF 36 $46 $1,656 $3,312 $46 $1,656 32 Cap Service in Weaver MHP and Adjacent MHP EA 136 $600 $81,600 $163,200 $600 $81,600 33 Additional Trench Stabilization Stone Requested by Engineer Ton 500 $45 $22,500 $45,000 $45 $22,500 34 Pavement Replacement SY 300 $45 $13,500 $27,000 $45 $13,500 35 Select Backfill CY 400 $30 $12,000 $24,000 $30 $12,000 36 Cut -In Connection to Existing 6-inch Force Main LS 1 $1,500 $1,500 $3,000 $1,500 $1,500 37 6-Inch Force Main -Ductile Iron Pipe LF 580 $85 $49,300 $98,600 $85 $49,300 38 6-Inch Force Main Drop & Connection to Exist Manhole LS 1 $2,500 $2,500 $5,000 $2,500 $2,500 Total Administrative Costs Including Engineering -Grant Administration -Legal Contingency Total Project Estimated Project Cost $1,103,284 $279,250 $109,766 $1,492,300 CSXT License Fee/Encroachment Agreement $2,206,568 Total $279,250 iistration-Legal $109,766 Contingency $2,595,584 ed Project Cost $33,500 Total Including CSXT License Agreement $2,629,084 $1,103,284 $279,250 $109,766 $1,492,300 T.Tripp NC 017480 The East Group 324 Evans Street Greenville, NC 27858 Page 1 of 3 2019 Sanitary Sewer Improvements Project CS370698-01 August, 2022 Town of Sharpsburg Wastewater System Rehabilitation Cost Estimate - Fall 2022 Funding Cycle Item Projected Date Line Item Totals for 1.C.1 Old Non 1.C.1 No. Description Unit Quantity Unit Cost Total Projected Cost Constructed How Age is Known Infrastructure - 8 points Rehabilitation Base Bid- Improvements 1 Mobilization (Maximum 3% of Total Bid) LS 1 $75,000 $75,000 For All Items NA $30,000 $45,000 2 By -Pass Pumping LS 1 $206,000 $206,000 For All Items NA $100,000 $106,000 3 Erosion Control LS 1 $10,000 $10,000 For All Items NA $5,000 $5,000 4 Batchelor Pump Station (PS-1) Improvements LS 1 $447,000 $447,000 2010 Rehab Project Pump Replacement $447,000 5 Pine Needles Pump Station (PS-2) Improvements LS 1 $482,000 $482,000 2010 Rehab Project Pump Replacement $482,000 7 Barnhill Pump Station (PS-4) Improvements LS 1 $435,000 $435,000 1977 pump updated 2004 $435,000 8 Taylorwoods Pump Station (PS-5) Improvements LS 1 $351,000 $351,000 2010 $351,000 9 Airport Pump Station (PS-6) Improvements LS 1 $612,000 $612,000 1992 Design Plans and Pump Serial Numbers $612,000 10 Fawn Pump Station (PS-7) Improvements- Auto- dialer Only LS 1 $25,000 $25,000 2004 $25,000 11 Mack Industries Pump Station (PS-8) Improvements LS 1 $326,000 $326,000 prior to 1993 Asset Management Plan Interview with DPW $326,000 12 RBI Pump Station (PS-9) Improvements- Auto- dialer Only LS 1 $25,000 $25,000 2012 $25,000 15 Manhole Improvements -Type 3 EA 3 $32,000 $96,000 Brickyard 1977 Design Plans $96,000 32 Cap Service in Weaver MHP and Adjacent MHP EA 36 $2,000 $72,000 Brickyard 1977 Design Plans $72,000 33 Additional Trench Stabilization Stone Requested by Engineer Ton 300 $100 $30,000 Brickyard 1977 Design Plans $30,000 34 Pavement Replacement SY 200 $190 $38,000 Brickyard 1977 Design Plans $38,000 35 Select Backfill CY 400 $52 $20,800 Brickyard 1977 Design Plans $20,800 Extend Force Main to Avoid Potential Overflows - Brickyard Pump Station Discharge 36 Cut -In Connection to Existing 6-inch Force Main LS 1 $5,450 $5,450 1977 Part of Brickyard Plans 1977 $5,450 37 6-Inch Force Main -Ductile Iron Pipe LF 580 $75 $43,500 1977 Part of Brickyard Plans 1977 $43,500 38 6-Inch Force Main Drop & Connection to Exist Manhole LS 1 $9,200 $9,200 1977 Part of Brickyard Plans 1977 $9,200 Subtotal WWCS Rehabilitation Brickyard PS Service Area $3,308,950 Percentage Older than 1.C.1 Threshold (>20 yrs 1 $1,822,950 55.1% $1,486,000 Item No. Description Unit Quantity Projected Unit Cost Projected Price Extended Date Line Item Constructed How Age is Known Totals for 1.C.1 Old Infrastructure - 8 points Non 1.C.1 Rehabilitation 1 Cured -in -Place Liner LF 5,713 $120 $685,500 1977 Part of Brickyard Plans 1977 $685,500 2 Point Repairs EA 30 $4,000 $120,000 1977 Part of Brickyard Plans 1977 $120,000 3 Service Repair EA 40 $3,000 $120,000 1977 Part of Brickyard Plans 1977 $120,000 4 Manhole Rehabilitation/ Replacement EA 25 $5,500 $137,500 1977 Part of Brickyard Plans 1977 $137,500 5 Seal -Tight Manhole Tops EA 40 $1,200 $48,000 1977 Part of Brickyard Plans 1977 $48,000 6 Pavement Replacement SY 550.0 $75 $41,250 1977 Part of Brickyard Plans 1977 $41,250 7 Bypass Pumping LS 1 $40,000 $40,000 1977 Part of Brickyard Plans 1977 $40,000 8 Erosion Control LS 1 $15,000 $15,000 1977 Part of Brickyard Plans 1977 $15,000 9 Mobilization LS 1 $20,000 $20,000 1977 Part of Brickyard Plans 1977 $20,000 Subtotal WWCS Brickyard Service Area Construction Estimate $1,227,250 $1,227,250 Total All Construction This Project $4,536,200 $3,050,200 Percentage Older than 1.C.1 Threshold (>20 yrs 1 67.2% Engineering, Construction Observation, Administration $350,000 Contingency $450,000 Total Project Cost $6,563,450 $0 $1,486,000 The East Group 324 Evans Street Greenville, NC 27858 Page 2 Town of Sharpsburg 2022 WWCS Rehabilitation Project April 2022 Item No. Description Quantity Unit Projected Unit Price Projected Price Extended 1 Cured -in -Place Liner 5,713 LF $120 $685,500 2 Point Repairs 30 EA $4,000 $120,000 3 Service Repair 40 EA $3,000 $120,000 4 Manhole Rehabilitation/ Replacement 25 EA $5,500 $137,500 5 Seal -Tight Manhole Tops 40 EA $1,200 $48,000 6 Pavement Replacement 550.0 SY $75 $41,250 7 Bypass Pumping 1 LS $40,000 $40,000 8 Erosion Control 1 LS $15,000 $15,000 9 Mobilization 1 LS $20,000 $20,000 Engineering Costs Administration Permitting Land Surveying Costs Engineering Subtotal Administrative Costs Planning Easement Preparation Grant Administration Loan Administration ER Preparation Environmental Document Preparation Legal and Advertising Costs Administrative Subtotal Projected Construction Cost Projected Total Cost $1,227,250 $90,000 $30,000 $5,000 $10,000 $135,000 $0 $10,000 $85,000 $14,000 $5,000 $2,500 $116,500 $1,478,750