HomeMy WebLinkAboutWPO201300025 Review Comments Bond Estimate 2013-05-06Sediment & Erosion Control Plan for Shared Driveway Serving Lots A& B a Division of Tax Map 56 Parcel 100 The Property of S. Daley Craig,
WPO file number: WP0201300025
Erosion and Sediment Control Bond Estimate
Item
Item
No. Unit
Unit Cost
Cost
Number
installed
stablization (PS, TS)
1.3 acres
$5,000.00
$6,500.00
sift fence (SF)
850.0 ft
$5.00
$4,250.00
safety fence (SAF)
30.0 ft
$5.00
$150.00
diversion (i F0, 1
0 ft
$13.00
$0.00
temporary slope drain (1si
pipe length
0 ft
pipe diameter
0 in
$0.00
$0.00
1
temporary sediment trap (ST or CIP)
Method for volumE
height of dam at toe
2.5 ft
cut at dam
3 ft
(tenth) x (total widt
height of dam at face
5.5 ft
cut at high side
3 ft
assume face at 2:
length of dam
18 ft
length of cut
12 ft
total width = 3x(tof
top width
2.5 ft
width of cut
5 ft
average height =
(camp. fill -1)
56.0 cy
(cut vol)
22.7 cy
$13.00
length of spillway
5 ft
(cy est)
63.6
width of spillway
1.3 ft
(spillway stone tons)
0.72222
$50.00
$862.33
2
temporary sediment trap (ST or C IP)
Method for volumE
height of dam at toe
2.5 ft
cut at dam
3 ft
(tenth) x (total widt
height of dam at face
5.5 ft
cut at high side
3 ft
assume face at 2:
length of dam
18 ft
length of cut
12 ft
total width = 3x(toE
top width
2.5 ft
width of cut
7 ft
average height =
(comp. fill WI)
56.0 cy
(cut vol)
25.3 cy
$13.00
length of spillway
5 ft
(cy est)
64.4
width of spillway
1.5 ft
(spillway stone tons)
0.83333
$50.00
$879.44
3
temporary sediment trap(STor CIP)
Method for volumE
height of dam at toe
3 ft
cut at dam
4 ft
(tenth) x (total widt
height of dam at face
6 ft
cut at high side
4 ft
assume face at 2:
length of dam
31 ft
length of cut
31 It
total width = 3x(tof
top width
2.5 ft
width of cut
19 ft
average height =
(comp. fill vol)
121.4 cy
(cut vol)
160.7 cy
$13.00
length of spillway
6 ft
(cy est)
201.2
width of spillway
5.4 ft
(spillway stone tons)
3.6
$50.00
$2,795.77
sift fence inlet protection (IP)
0
$100.00
$0.00
stone inlet protection (IP)
0
$200.00
$0.00
outlet protection (OP)
length
loft
width
5 ft
2
$225.00
$450.00
channel (SCC, matted)
length
0 ft
width
0 ft
$0.00
check dam
depth in channel
0 ft
channel width
0 ft
1
$0.00
$0.00
construction entrance (CE)
1
$2,000.00
$2,000.00
wash rack
$2,000.00
paved construction entrance
0
$3,500.00
$0.00
rip -rap, placed
depth
2 ft
length
1.0 ft
width
1.0
(tons)
0.15
$60.00
$9.00
survey and layout (price per 0.1 mi.)
acres
1
traps and basins
2
$1,500.00
mobilization
$500.00
stream crossing (computed independently)
cost sum
$19,896.55
proj mgmt
$2,984.48
contingency
$2,288.10
Total
$25,170
5/1/2013