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• ICON Eng~neenng, Inc • III IIIIIIIIIIIII III
<br />Bull Seep
<br />Alt 3- Relocate Bull Seep Off of McIntosh Property
<br />Engineefs Estimate of Probable Cost
<br />Bitl
<br />Item
<br />DESCRIPTION
<br />UNIT EST.
<br />OUAN. BID
<br />PRICE TOTAL
<br />PRICE
<br />Notes
<br />Drop Structure at South Platte
<br />1 Mobilization LS 1 $ 30,000.00 $30,000 (10% Alte
<br />2 Erosion 8 Sediment Control LS 1 E 10,000.00 $10,000 Estimated
<br />3 Water Control 8 Dewatering LS 1 S 20,000.00 320,000 Significant
<br />4 Seeding (Native) AC 1 $ 3.000.00 53,000
<br />5 Importetl Topsoil CY 50.00 $ 15.00 $750
<br />6 Groutetl Boultlers (3N to 4h) SY 600.00 E 110 00 386,000
<br />7 Boultlers (not grouted) SY 1156 $ 80.00 592,460
<br />8 Type VL Riprap Bedtling CY 385 S 45.00 $17,325
<br />9 Type VH Riprap Bank Protection CY 400 E 45.00 576,000
<br />10 Misc. Excavation CY 2500 E 12 00 $30,000
<br />11 Willow Stakes EA 500 E 3.00 $1,500 Estimatetl
<br />$311,055
<br />Bank Stabilization along Bull Seep Slough, North o/Hove Pit
<br />1 Mobilization LS 1 S 30,000.00 330,000 (10%Alte
<br />2 Excavation 8 Fill along Banks CY 8000 $ 8.00 $64.000
<br />3 Type L Riprap Bank Protection CY 4556 S 45.00 3205,020 Bank Prot
<br />4 Seeding AC 3 $ 3,000.00 $9,000
<br />5 Willow Stakes EA 1200 E 3.00 $3.600 estimated
<br />$311.620
<br />Drop SWCture at Bull Seep Slough
<br />1 Mobilization LS 1 S 10,000.00 $10,000
<br />2 Erosion 8 Setlimenl Control LS 1 S 2,500.00 52,500
<br />3 Water Control 8 Dewatering LS 1 $ 6.000.00 $6,000
<br />4 Seeding (Native) AC 1 S 3,000.00 53,000
<br />5 Imponetl Topsoil CY 50.00 E 15.00 5750
<br />6 Grouted Boultlers (3N l0 4N) SY 360.00 S 120.00 343,200
<br />7 Type H Riprap Bank Protection CY 90 S 45.00 $4,050
<br />8 Misc. Excavation CY 400 $ 12.00 $4,600
<br />9 Willow Stakes FJ+ 100 $ 3.00 3300
<br />$74,600
<br />Bull Seep Channel Design (Grass Lined, 20LLc/s Channel, 15-k bottom, 4:1 SS, $=0.2%, Velr~,
<br />1 Excavation with Fill On-site CY 10000 E 8.00 580,000
<br />~Wsec)
<br />2 Riprap or Rubble CV 3200 E 20.00 $64,000
<br />3 Revegetation LS 1 $ 10,000.00 310,000
<br />E1sa,ooo
<br />Relocate Section of Howe Pit
<br />1 Imported Fill CY 36700 S 1000 3367.000 Assume 4
<br />2 Slurry Wall SF 32500 $ 3.00 $97.500 Assume 2
<br />3 Relocate Existing Roadway LS 1 $ 2,000.00 $2.000
<br />$466.500
<br />Sub-Total $1,317.775
<br />Contingency (30%) $395.333
<br />Total Construction Cost 81,713,108
<br />Spillway COnsVUCtlon, Ea. (430' Long, See Fig. 2.8, Tech. Review Guidelines for Gravel Mining)
<br />1 Excavation & Fill CY 1200 $ 12.00 $14,400
<br />2 Concrete Cutoffs CY 480 3 350.00 8168,000
<br />3 Type M Riprap CY 1900 $ 45.00
<br />4 Type M Riprap Grouted SY 1700 $ 65.00
<br />mative Cost)
<br />Base Flows F~rpected
<br />mative Cost)
<br />eclion Along Entire Reach
<br />5' by 20', over 1100-N
<br />5' depth over 1300-N
<br />430' Long, 25' Crest, 3' Deep
<br />$85,500 Assume 20' tall @ 3:1 slope
<br />$110.500 Assume 12' tall @ 3'.1 slope
<br />$378,400 each
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