Erosion, Transport and Deposition Process

• Description: related to the Platte River Endangered Species Partnership ‎(aka Platte River Cooperative Agreement [CA]; aka Platte River Recovery Implementation Program [PRRIP])‎
• State: CO
• State: NE
• State: WY
• Basin: South Platte
• Water Division: 1
• Title: Budget and Schedule Estimate Details - Technical Committee
• Water Supply Pro - Doc Type: Budget

Budget and Schedule Estimate Details
Labor
Rate
Staff Days
Labor
Task Description
/da
Cost
Year 1
Year 2
Year 3
Year 4
Yrs 5 -13
Totals
A.
Initial, Small Pulse Flow Test
600
0
0
1
G.P.S. Survey along the North Platte and Platte River to establish
500
benchmark monuments for vertical and horizontal control.
45
45
22,500
2
Monitor river stage and discharge at every North Platte River
500
bridge from Kevstone. NE to North Platte. NE.
80
80
40,000
3
Monitor river stage and discharge at every Platte River bridge from
500
North Platte. NE to Chapman. NE.
180
180
90,000
4
Monitor North Platte River stage at all segments where potential
400
flooding is a concern from Kevstone. NE to North Platte. NE.
40
40
16,000
5
Monitor Platte River stage at all segments where potential flooding
400
is a concern from North Platte. NE to Chapman. NE.
105
105
42,000
6
Calculate the safe channel capacity for all reaches of the North
600
Platte and Platte Rivers.
34
34
20,400
B.
Testinq of On -site Restoration Treatments
600
0
0
1
Select 4 of the 6 sediment study reaches between the J -2 return
600
channel and Chapman. NE.
2
2
1,200
2
Measure the initial channel bed, sandbar, and island topography at
600
each study site and the bed - material grain size distribution. Also,
document age and species of vegetation on sandbars and islands.
Accomplished by tasks I.C.1 -6 and II.A.4 -9.
0
0
0
3
Develop a plan to clear and lower a total of 16 to 20 acres of river
600
islands within the 4 study reaches. Consider blocking secondary
channels with river sand.
18
18
10,800
4
Obtain all necessary permits for clearing and lowering operations.
600
5
5
3,000
5
Clear vegetation from river islands, stock pile vegetation for
600
burning, and push island sand into the surrounding river channel.
4
4
2,400
6
Construct 2 woody debris piles in the river channel of each study
600
site to assist the river in building sandbars.
2
2
1,200
7
Measure the channel bed, sandbar, and remaining island
600
topography at each study site after the clearing and lower
nnaratinnc. Arrmmnlicharl by task I.C:.8
4
4
2,400,
8
Install 2 time - lapsed cameras at each study site. Accomplished by
600
tasks I.C.4 &7.
0
0
0
9
If necessary, test the performance and effects of mechanically
600
constructinq sandbars.
80
80
48,000
10
If necessary, test the performance and effects of redirecting river
600
velocities to erode vegetated islands.
80
80
48,000