WS - E - HIghway 6 Widening - Concept and Estimate

Planning Level Construction Cost Estimate (Based on preliminary drawing, all quantities will change with final design) USH 6, City of Tiffin, Main Street to Park Road Johnson County, Iowa MSA Professional Services, Inc. 9/18/2023 <table> <tr> <th>Reference Number</th> <th>Item Description</th> <th>State Approximate Quantity</th> <th>City Approximate Quantity</th> <th>Total Approximate Quantity</th> <th>Unit</th> <th>Estimated Unit Price</th> <th>State Cost</th> <th>City Cost</th> <th>Total Cost</th> </tr> <tr> <td colspan="10"><b>Roadway Items</b></td> </tr> <tr> <td>2102-2710070</td> <td>Excavation, Class 10, RDWY+BORROW</td> <td>4600</td> <td>2300</td> <td>6,900 CY</td> <td></td> <td>$15.00</td> <td>$69,000.00</td> <td>$34,500.00</td> <td>$103,500.00</td> </tr> <tr> <td>2115-0100000</td> <td>Modified Subbase</td> <td>5800</td> <td>2800</td> <td>8,600 CY</td> <td></td> <td>$60.00</td> <td>$348,000.00</td> <td>$168,000.00</td> <td>$516,000.00</td> </tr> <tr> <td>2121-7425020</td> <td>Granular Shoulders, Type B</td> <td>1200</td> <td>-</td> <td>1,200 TON</td> <td></td> <td>$43.00</td> <td>$51,600.00</td> <td>-</td> <td>$51,600.00</td> </tr> <tr> <td>2301-1033100</td> <td>Standard or Slip Form Portland Cement Concrete Pavement, Clast</td> <td>16300</td> <td>7900</td> <td>24,200 SY</td> <td></td> <td>$85.00</td> <td>$1,385,500.00</td> <td>$671,500.00</td> <td>$2,057,000.00</td> </tr> <tr> <td>2510-6745850</td> <td>Removal of Pavement</td> <td>3100</td> <td>1600</td> <td>4,700 SY</td> <td></td> <td>$20.00</td> <td>$62,000.00</td> <td>$32,000.00</td> <td>$94,000.00</td> </tr> <tr> <td>2511-7526004</td> <td>Sidewalk, P.C. Concrete, 4 IN.</td> <td>-</td> <td>1300</td> <td>1,300 SY</td> <td></td> <td>$65.00</td> <td>-</td> <td>$84,500.00</td> <td>$84,500.00</td> </tr> <tr> <td>2502-8212036</td> <td>Subdrain, Longitudinal, (shoulder) 6 in. Dia.</td> <td>8000</td> <td>-</td> <td>8,000 LF</td> <td></td> <td>$20.00</td> <td>$160,000.00</td> <td>-</td> <td>$160,000.00</td> </tr> <tr> <td colspan="10"><b>Drainage - Storm Sewer</b></td> </tr> <tr> <td>2416-0100024</td> <td>24" FES w/ Apron</td> <td>-</td> <td>3</td> <td>3 EACH</td> <td></td> <td>$3,200.00</td> <td>-</td> <td>$9,600.00</td> <td>$9,600.00</td> </tr> <tr> <td>2416-0100042</td> <td>42" FES w/ Apron</td> <td>-</td> <td>2</td> <td>2 EACH</td> <td></td> <td>$4,500.00</td> <td>-</td> <td>$9,000.00</td> <td>$9,000.00</td> </tr> <tr> <td>2435-0140160</td> <td>SW-401, 60"</td> <td>-</td> <td>2</td> <td>2 EACH</td> <td></td> <td>$7,700.00</td> <td>-</td> <td>$17,400.00</td> <td>$17,400.00</td> </tr> <tr> <td>2435-0202428</td> <td>SW-502, 48"</td> <td>-</td> <td>3</td> <td>3 EACH</td> <td></td> <td>$6,800.00</td> <td>-</td> <td>$20,400.00</td> <td>$20,400.00</td> </tr> <tr> <td>2435-0202429</td> <td>SW-502, 60"</td> <td>-</td> <td>1</td> <td>1 EACH</td> <td></td> <td>$8,500.00</td> <td>-</td> <td>$8,500.00</td> <td>$8,500.00</td> </tr> <tr> <td>2435-0250700</td> <td>SW-507</td> <td>-</td> <td>21</td> <td>21 EACH</td> <td></td> <td>$8,600.00</td> <td>-</td> <td>$142,600.00</td> <td>$142,600.00</td> </tr> <tr> <td>2435-0251230</td> <td>SW-512, 30"</td> <td>-</td> <td>2</td> <td>2 EACH</td> <td></td> <td>$8,800.00</td> <td>-</td> <td>$7,600.00</td> <td>$7,600.00</td> </tr> <tr> <td>2503-0114215</td> <td>RCP 15", 2000D, Trenched</td> <td>-</td> <td>580</td> <td>580 LF</td> <td></td> <td>$85.00</td> <td>-</td> <td>$49,300.00</td> <td>$49,300.00</td> </tr> <tr> <td>2503-0114218</td> <td>RCP 18", 2000D, Trenched</td> <td>-</td> <td>50</td> <td>50 LF</td> <td></td> <td>$125.00</td> <td>-</td> <td>$6,250.00</td> <td>$6,250.00</td> </tr> <tr> <td>2503-0114224</td> <td>RCP 24", 2000D, Trenched</td> <td>-</td> <td>1895</td> <td>1,895 LF</td> <td></td> <td>$140.00</td> <td>-</td> <td>$265,300.00</td> <td>$265,300.00</td> </tr> <tr> <td>2503-0114442</td> <td>RCP 42", 3000D, Trenched</td> <td>-</td> <td>85</td> <td>85 LF</td> <td></td> <td>$320.00</td> <td>-</td> <td>$27,200.00</td> <td>$27,200.00</td> </tr> <tr> <td colspan="10"><b>Pavement Markings</b></td> </tr> <tr> <td></td> <td>Box Culvert Extensions</td> <td>1 LS</td> <td></td> <td>1 LS</td> <td></td> <td>$80,000.00</td> <td>$40,000.00</td> <td>$20,000.00</td> <td>$60,000.00</td> </tr> <tr> <td></td> <td>Traffic Control</td> <td>1 LS</td> <td></td> <td>1 LS</td> <td></td> <td>$300,000.00</td> <td>$300,000.00</td> <td>-</td> <td>$300,000.00</td> </tr> <tr> <td></td> <td>Modification</td> <td>1 LS</td> <td></td> <td>1 LS</td> <td></td> <td>$100,000.00</td> <td>$65,000.00</td> <td>$35,000.00</td> <td>$100,000.00</td> </tr> <tr> <td></td> <td>Other Items*</td> <td>1 LS</td> <td></td> <td>1 LS</td> <td></td> <td>$150,000.00</td> <td>$100,000.00</td> <td>$50,000.00</td> <td>$150,000.00</td> </tr> <tr> <td></td> <td></td> <td>1 LS</td> <td></td> <td>1 LS</td> <td></td> <td>$830,000.00</td> <td>$556,100.00</td> <td>$273,900.00</td> <td>$830,000.00</td> </tr> <tr> <td colspan="10"><b>Estimate of Let Construction Cost</b></td> <td>$2,768,200.00</td> <td>$2,198,250.00</td> <td>$4,966,450.00</td> </tr> <tr> <td colspan="10"><b>Construction Engineering & Contingencies (15%)</b></td> <td>$499,150.00</td> <td>$245,850.00</td> <td>$745,000.00</td> </tr> <tr> <td colspan="10"><b>Estimated Total Construction Cost</b></td> <td>$3,267,350.00</td> <td>$2,444,100.00</td> <td>$5,711,450.00</td> </tr> <tr> <td colspan="10"><b>Right-of-way</b></td> <td>$100,000.00</td> <td>$50,000.00</td> <td>$150,000.00</td> </tr> <tr> <td colspan="10"><b>Design Engineering</b></td> <td>$400,000.00</td> <td>$200,000.00</td> <td>$600,000.00</td> </tr> <tr> <td colspan="10"><b>Estimated Total Cost</b></td> <td>$3,767,350.00</td> <td>$2,694,100.00</td> <td>$6,461,450.00</td> </tr> </table> *Other items estimated at 20% of other Major Items listed. Major Items account for 80% of total based on other similar projects.