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<br />I <br />I COST ESTIMATE FOR NORTH RITO SECO BASIN * <br />I <br /> ITEM QUANTITY UNIT UNIT COST EXTENSION <br />I <br />1. 24" RCP 785 L.F. $ 30.00 $23,550.00 <br />I 2. 4' 1.0. MH 1 EA. 1,000.00 1,000.00 <br />3. CONCRETE FLAT WORK 700 S.Y. 20.00 14,000.00 <br />I (6" THICK) <br />4. RIPRAP CHANNEL 100 L.F. 100.00 10,000.00 <br />I 5. TYPE C INLET (DOUBLE) 1 EA. 1,200.00 1,200.00 <br /> 6. RIPRAP CHANNEL PROTECTION 150 TONS 30.00 4,500.00 <br />I 7. BEDDING 80 TONS 20.00 1,600.00 <br />I 8. EXCAVATION 1,000 C.Y. 3.00 3,000.00 <br />9. REVEGETATION 5 AC 1,250.00 6,250.00 <br />I $65,100.00 <br />I CONTINGENCY @ 25% * * 16,300.00 <br />I SUB TOTAL IV $81,400.00 <br />I <br />I SUMMARY <br />I I $136,000 <br /> II 46,500 <br /> III 90,000 <br /> IV 81,400 <br />I <br /> TOTAL $353,900 <br />I * THESE COSTS SHOULD BE CONSIDERED AS PRELIMINARY SUBJECT TO CHANGE DURING <br />I FINAL DESIGN PHASE. <br />** CONTINGENCY IS HIGHER DUE TO POSSIBLE REGRADING OF SCHOOL PARKING LOT <br /> AREA. <br />I -26- <br />