Attachment 13 - Soil Loss Calc Spreadsheet.pdf
PDF 61 KB Posted
- Attached to
- Y1DZ-- Minor Construction - Tomah VAMC 676-233 Construct Material Shed Federal contract opportunity
- Solicitation number
- 36C77624B0014_1
About this file
This document appears to be an attachment titled "Soil Loss Calc Spreadsheet.pdf" related to a federal contract opportunity. The spreadsheet is a soil loss and sediment discharge calculation tool for use on construction sites in the state of Wisconsin. It includes details on the construction activities, soil characteristics, erosion factors, and sediment control practices required for a construction project. The related federal contract opportunity is for a Minor Construction project to Construct a Material Shed in Tomah, Wisconsin, solicited by the Department of Veterans Affairs Technology Acquisition Center Austin. The spreadsheet provides the necessary calculations and documentation for the soil erosion and sediment control requirements associated with this construction project.
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Text version
YEAR 1
Developer:
Project:
Date:
County: Version 1.0
Activity
(1)
Begin
Date
(2)
End Date
(3)
Period
% R
(4)
Annual R
Factor
(5)
Sub Soil Texture
(6)
Soil
Erodibility K
Factor (7)
Slope
(8)
Slope
Length
(ft)
(9)
LS
Factor
(10)
Land Cover
C Factor
(11)
Soil loss A
(tons/acre)
(12)
SDF
(13)
Sediment Control
Practice
(14)
Sediment
Discharge
(t/ac) (15)
05/01/24 05/15/24 5.0% 160 0.17 4.0% 500 0.76 1.00 1.0 1.117 0.7
05/15/24 07/20/24 41.5% 160 Loamy Sand 0.17 4.0% 500 0.76 1.00 8.6 1.117 1.9
07/20/24 09/15/24 31.4% 160 Loamy Sand 0.17 4.0% 500 0.76 0.40 2.6 1.117 0.6
09/15/24 11/15/24 10.8% 160 Loamy Sand 0.17 4.0% 500 0.76 0.10 0.2 1.117 0.2
11/15/24 ----- ----- ----- ------- ----- 4.0% 425 0.71 ------ ----- 0.000 0.0
----- ----- ----- ------- ----- 2.0% 425 0.31 ------ ----- 0.000 0.0
TOTAL 12.5 TOTAL 3.3
Notes:
% Reduction
Required
NONE
See Help Page for further descriptions of variables and items in drop-down boxes.
The last land disturbing activity on each sheet must be 'End'. This is either 12 months from the start of construction or final stabilization.
For periods of construction that exceed 12 months, please demonstrate that 5 tons/acre/year is not exceeded in any given 12 month period.
Recommended Permanent Seeding Dates:
4/15-6/1 and 8/1-8/21 Turf, introduced grasses and legumes Designed By: Bob Jurkowski
Thaw-6/30 Native Grasses, forbs, and legumes Date 12/29/2023
NOTE: THIS TOOL ONLY ADDRESSED SOIL EROSION DUE TO
SHEET FLOW. MEASURES TO CONTROL CHANNEL EROSION MAY
ALSO BE REQUIRED TO MEET SEDIMENT DISCHARGE
REQUIREMENTS.
Soil Loss & Sediment Discharge Calculation Tool for use on Construction Sites in the State of Wisconsin
12/29/23
WDNR Version 2.0 (06-29-2017)
To be Determined
Tomah VA Medical Center - Materials Storage
Bare Ground
Bare Ground
Seeding
Seed with Mulch or Ero
End
Loamy Sand
Monroe
Silt Fence
Sediment Basin
Sediment Basin
Silt Fence
G:\2023\23003453.02\Design\Civil\_Permits\WPDES_Supporting Docs\Soil Loss Calc Spreadsheet.xlsm
File details come from the government source that posted it. Updated .