FLOOD01627

• County: Statewide
• Community: Nemaha County Nebraska
• Stream Name: Missouri River Miles 532.4-528.9
• Title: Langdon Bend Habitat Restoration/Preservation Project Volume 3
• Date: 6/1/1995
• Prepared For: US Army Corps of Engineers
• Prepared By: Greenhorne & O'Mara, Inc.
• Floodplain - Doc Type: Project

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Fri 1-6 Jun 1995
Eff. Date 03/21/95
DETAILED ESTIMATE

u. s. Army Corps of Engineers
PROJECT LANGA1: Langdon Bend Alternative Al - Nemaha County, NE
FEASIBILITY ESTIMATE
06. Fish and Wildlife Facilities

TIME 14 :22: 01

DETAIL PAGE 9

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Wildlife Facilities & Sanctuary

QUANTI UOM MANHOUR

LABOR EQUIPMNT MATERIAL TOTAL COST UNIT COST

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PILOT CHANNEL EXCAVATION
A Crane with a 1.25cy dragline bucket and a 3cy backhoe will complete this
work. The material will be cast aside. See "Place Excess Material" for
placing and shaping of this material. Compaction is not required.

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Production rate:

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Dragline Dipper Capacity 1. 25cy
Load Efficiency 90 .
Load Carried 1.25{0.91=1.13cy
Avg, Cycle Time 40 sec.
Cycles per Hour 90
CY per Hour 1.13 (901=101cy/hr
Efficiency Rate 67%
Product in Rate 101(0.67)-68cy/hr
Backhoe Dipper Capacity 3cy
Load Eft iciency 90%
Load Carried 3(0.91=2.7cy
Avg Cycle Time 28 sec.
Cycles pr Hour 129
C'l per Hour 129 (2.7)=348cy/hr
Eft iciency Rate 67'
Production Rate 348{0.67)-233cy/hr

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Total

68 + 233

301cy/hr Use 300cy/hr

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Time to complete operation 195300cy/300cy/hr - 651hrs or 16.3weeks
which appears to be reasonable.

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651. 00 HR

0.00 0.00 6.41 0.00 6.41
0 0 4,170 0 4,170
1.00 25.00 0.00 0.00 25.00
651 16,275 0 0 16,275
0.00 0.00 71.40 0.00 71.40
0 0 46,480 0 46,480

6.41

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TRK,HWY,4X2,F250,3/4T,8600 GVW
4X2 3/4-TON PICK-UP, 8600 GVW

651.00 HR

Foreman

25.00

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CRANE,MECH,TRK MTD, 50T/150'BOOM
REF. EP 1110-1-8 651.00 HR
50 TON WITH 150' BOOM

71.40

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651.00 HR

0.00
o

0.00
o

118.19
76,943

0.00
o

118.19
76,943

118.19

HYD EXCAV, CRWLR, 3.125CY SKT

651.00 HR

0.00
o

0.00
o

1.45
944

0.00
o

1.45
944

1.45

Small Tools

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651.00 HR

1.00
651

9.72
6,326

0.00
o

0.00
o

9.72
6,326

9.72

Outside Laborers, (Semi-Skilled)

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1302.00 HR

1.00
1,302

23.41
30,480

0.00
o

0.00
o

23.41
30,480

23.41

OUtside Equip. Operators, Heavy

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LABOR ID: ClvrrA

EQUIP ID: MR0054

CUrrency in DOLLARS

CREW ID: MRONAT UPB ID: MRON93