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Preliminary Design Report Addendum No.2 <br />Cost Calculations for Pipe: Santa Ana Delhi Diversion FM Route No. <br />4 <br />Printed date: 07107/2014 <br />Project year: 2014 <br />The estimated construction cost below, which includes contractor overhead <br />and profit, is forplanning purposes only. The output does NOT include <br />contingency, sales tax, or allied costs (design, permitting, construction <br />management, etc. ). <br />Construction Year: 2014 <br />Length: 5982 ft <br />Conduit Type: Force Main <br />Depth of Cover: 6 ft <br />Trench Backfill Type: Imported <br />Disposal Type: No Disposal Cost <br />Manhole Spacing: None <br />Existing Utilities: Complex <br />Dewatering: Minimal <br />Pavement Restoration: Trench Width <br />Traffic: Light <br />Land Acquisition: None <br />Required Easements: None <br />Land Adjustment Factor: King County Average <br />Trench Safety: Standard <br />Pipe Diameter: 8 in. <br />Outer Diameter <br />0.754 ft <br />Trench Width <br />3.48 ft <br />Excavation Depth <br />7.75 ft <br />Complete Surface Rest. Width <br />5.48 ft <br />Unit Costs (Basis 2008) <br />Tt�n <br />Qwantit�[ <br />1113ii TTnit <br />Cnct Ttem <br />Cnct <br />Excavation <br />5,980.0 <br />CY <br />13.00 <br />77,700 <br />Backfill <br />3,860.0 <br />CY <br />34.00 <br />131,000 <br />Complete Pavement Restoration <br />3,640.0 <br />SY <br />86.00 <br />313,000 <br />Trench Safety <br />92,800.0 <br />SF <br />0.53 <br />49,200 <br />Spoil Load and Hard <br />5,980.0 <br />CY <br />16.00 <br />95,700 <br />Pipe Unit Material Cost <br />5,980.0 <br />If <br />30.00 <br />179,000 <br />Pipe Installation <br />5,980.0 <br />If <br />22.00 <br />132,000 <br />Place Pipe Zone Fill <br />2.020.0 <br />CY <br />34.00 <br />68,800 <br />Existing Utilities <br />5,980.0 <br />If <br />32.00 <br />191,000 <br />Dnvaterin¢ <br />5,980.0 <br />If <br />24.00 <br />144,000 <br />25F -235 <br />