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Adjustment from 1996 cost to 2007 costs from Means (2007) <br />Index for 2007= 166.3 <br />Index for 1996= 110.2 <br />166.31110-2= 1.5 <br />Task and Cost Item Quantit Exten ded Cost <br />Terry Tunnel 50 hrs. <br /> Terry Tunnel Hours Factor <br />Whirlwind Bulkhead 50 0.21 hrlhr <br />Whirlwind Bulkhead $ 282 <br />56 <br />1 laborer inside @ $ 26.91 per hr. 10.5 hrs. <br />$ . <br />282.56 <br />1 laborer outside @ $ 26.91 per hr. 10.5 hrs. $ 91 <br />398 <br />1 equip.op. (light) @ $ 37.99 per hr 10.5 hrs. Subtotal 5 . <br />964.03 <br />Terry Tunnel 50 hrs. <br /> Terry Tunnel Hours Factor <br />Whirlwind Bulkhead 50 0.21 hrlhr <br />Whirlwind Bulkhead <br />10 <br />5 <br />hrs <br />$ <br />282.56 <br />1 laborer inside @ $ 26.91 per hr. . . $ 282.56 <br />1 laborer outside @ $ 26.91 per hr. 10.5 hrs. <br />h $ 398.91 <br />1 equip.op. (light) @ $ 37.99 per hr. 10.5 rs. Subtotal S 964.03 <br /> 80 hrs. <br />Terry Tunnel Terry Tunnel Hours Factor <br /> 80 1.07 hr/hr <br />Whirlwind Bulkhead <br />Note: Due to the less head at Whirlwind Bulkhead, less thick ness, and no valves a Factor <br />reduction factor of 0.6 will be used as well as only 3 laborers inside. 0.6 hrJhr <br />Whirlwind Bulkhead <br />h <br />85 <br />6 <br />hrs $ 4,146.39 <br />3 laborer inside @ $ 26.91 r. <br />per . . <br />$ <br />1 <br />382.13 <br />1 laborer outside @ $ 26.91 per hr. 85.6 hrs. <br />h $ , <br />1 <br />951.24 <br />1 equip.op. (light) @ $ 37.99 per hr. 85.6 rs- Subtotal S , <br />7.479.77 <br />