K-4 - Engineering Services Agreement Proposal, Map and Estimate - Sewer Interceptor Project

Potter Creek Trunk Sewer Capacity Improvements and Croell Avenue Relief Sewer City of Tiffin, Iowa 20218.244 Date: July 7, 2021 Preliminary Budget COST ESTIMATE Detailed Construction Estimate <table> <tr> <th>No.</th> <th>Item Code</th> <th>Description</th> <th>Unit</th> <th>Quantity</th> <th colspan="2">ENGINEER'S ESTIMATE</th> </tr> <tr> <th></th> <th></th> <th></th> <th></th> <th></th> <th>Unit Price</th> <th>Extended Price</th> </tr> <tr><th colspan="7">Potter Creek Trunk Sewer</th></tr> <tr><td>1</td><td></td><td>Jack & Bore 20-inch casing with 12-inch carrier</td><td>LF</td><td>350.00</td><td>$ 450.00</td><td>$ 157,500.00</td></tr> <tr><td>2</td><td></td><td>San. Sewer, Gravity Main Trenchless, 10 Inch (Pipe Bursting)</td><td>LF</td><td>840.00</td><td>$ 150.00</td><td>$ 126,000.00</td></tr> <tr><td>3</td><td></td><td>San. Sewer Gravity Main, Trenched, 15-inch</td><td>LF</td><td>425.00</td><td>$ 75.00</td><td>$ 31,875.00</td></tr> <tr><td>4</td><td></td><td>San. Sewer Gravity Main, Trenched, 12-inch</td><td>LF</td><td>1900.00</td><td>$ 60.00</td><td>$ 114,000.00</td></tr> <tr><td>5</td><td></td><td>Remove Existing Manhole</td><td>EACH</td><td>9.00</td><td>$ 500.00</td><td>$ 4,500.00</td></tr> <tr><td>6</td><td></td><td>San. Manhole SW 301, 48-inch Dia.</td><td>EACH</td><td>15.00</td><td>$ 6,800.00</td><td>$ 102,000.00</td></tr> <tr><td>7</td><td></td><td>Dewatering</td><td>LS</td><td>1.00</td><td>$ 25,000.00</td><td>$ 25,000.00</td></tr> <tr><td>8</td><td></td><td>Bypass Pumping</td><td>LS</td><td>1.00</td><td>$ 20,000.00</td><td>$ 20,000.00</td></tr> <tr><td>9</td><td></td><td>Manhole Adjustment, Major</td><td>EACH</td><td>1.00</td><td>$ 2,500.00</td><td>$ 2,500.00</td></tr> <tr><td>10</td><td></td><td>Pavement Patches</td><td>SY</td><td>200.00</td><td>$ 80.00</td><td>$ 16,000.00</td></tr> <tr><td>11</td><td></td><td>Clearing & Grubbing</td><td>ACRE</td><td>0.40</td><td>$ 9,000.00</td><td>$ 3,600.00</td></tr> <tr><td>12</td><td></td><td>Mobilization</td><td>LS</td><td>1.00</td><td>$ 20,000.00</td><td>$ 20,000.00</td></tr> <tr><td>13</td><td></td><td>Traffic Control</td><td>LS</td><td>1.00</td><td>$ 5,000.00</td><td>$ 5,000.00</td></tr> <tr><td>14</td><td></td><td>Erosion Control</td><td>LS</td><td>1.00</td><td>$ 20,000.00</td><td>$ 20,000.00</td></tr> <tr><td>15</td><td></td><td>Seeding and Fertilizing</td><td>ACRE</td><td>2.00</td><td>$ 6,000.00</td><td>$ 12,000.00</td></tr> <tr><td colspan="6">Subtotal</td><td>$ 659,975.00</td></tr> <tr><th colspan="7">Croell Avenue Relief Sewer</th></tr> <tr><td>1</td><td></td><td>San. Manhole SW 301, 48-inch Dia.</td><td>EACH</td><td>1.00</td><td>$ 6,800.00</td><td>$ 6,800.00</td></tr> <tr><td>2</td><td></td><td>Remove Existing Manhole</td><td>EACH</td><td>1.00</td><td>$ 500.00</td><td>$ 500.00</td></tr> <tr><td>3</td><td></td><td>San. Sewer Gravity Main, Trenched, 8-inch</td><td>LF</td><td>210.00</td><td>$ 58.00</td><td>$ 12,180.00</td></tr> <tr><td>4</td><td></td><td>Pavement Patches</td><td>SY</td><td>125.00</td><td>$ 80.00</td><td>$ 10,000.00</td></tr> <tr><td>5</td><td></td><td>Traffic Control</td><td>LS</td><td>1.00</td><td>$ 1,000.00</td><td>$ 1,000.00</td></tr> <tr><td>6</td><td></td><td>Seeding and Fertilizing</td><td>ACRE</td><td>0.10</td><td>$ 69,000.00</td><td>$ 6,900.00</td></tr> <tr><td>7</td><td></td><td>Bypass Pumping</td><td>LS</td><td>1.00</td><td>$ 2,000.00</td><td>$ 2,000.00</td></tr> <tr><td>8</td><td></td><td>Mobilization</td><td>LS</td><td>1.00</td><td>$ 5,000.00</td><td>$ 5,000.00</td></tr> <tr><td colspan="6">Subtotal</td><td>$ 44,380.00</td></tr> <tr><td colspan="6">Estimated Construction Cost to be shown on Notice to Bidders</td><td>$ 704,355.00</td></tr> <tr><td colspan="6">Design Engineering and Construction Observation/Administration</td><td>$ 100,000.00</td></tr> <tr><td colspan="6">Total Project Cost</td><td>$ 804,355.00</td></tr> </table>