875-E115-01 R1 Barge Modifications Weight Center of Gravity Change Estimate.pdf
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- Solicitation number
- W912QR23B0004
About this file
This solicitation is seeking proposals for dry docking and dockside services on a maintenance crane barge for Olmsted Locks and Dam. Electronic proposals are due by May 23, 2023 at 12:00 PM Eastern Time and will be evaluated based on lowest total price. The work will be awarded as a firm-fixed-price commercial services contract to the U.S. Army Corps of Engineers Louisville District. A site visit is available and technical questions should be submitted through ProjNet. Offerors must have active SAM registration. The acquisition is designated as a full and open procurement with a 10% price evaluation preference for HUBZone small businesses.
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Text version
REV ZONE DRAWN CHKD
1 1. Updated weights and centers to reflect most TAS/JTH GWB recent structural dwgs
2. Added end stop and mat weights
3. Added weld, material, paint tolerances
4. Combined additions and removals into one document.
4. Removed 12% estimating margin
GENERAL NOTES
1. Origin taken at Frame 0, on CL, at Molded Baseline.
2. LCG is positive aft of origin. VCG is positive above origin. TCG is positive to starboard of origin.
NO.
SIZE REV
A 1
DATE: SCALE: SHEET 1 OF 5NTS
MARINE DESIGN CENTER
APP'D BY: PROJECT NO. DWG. NO.
3219 875-E115-01
REFERENCES
DATE: BHGI PROJ #:
WEIGHT & CENTER OF GRAVITY CHANGE ESTIMATE14JUN21 21709
DRAWN BY: CHECKED BY: BARGE MODIFICATIONS
TAS GWB
DESCRIPTION DWG NO. REV.
Installation - Longitudinal Structure 875-E311-02 2
Barge Mod - Removal Plan 875-E390-01 3
Installation - Transverse Bhds & Frames 875-E309-01 1
REVISION HISTORY
DESCRIPTION DATE
18-Oct-21
Installation - Bottom Plans 875-E307-02 1
Installation - Deck Plans 875-E307-01 1
SUMMARY
Lightship Weight Estimate
ESWBS
ACCOUNT
DESCRIPTION
Weight Margin
KG Margin
WEIGHT
LT
LCG
ft
TCG
ft
VCG
ft L-Mom ft-LT
T-Mom ft-LT
V-Mom ft-LT
Notes
Additions 100 Hull Structure 347.23 141.42 0.02 9.84 49106.91 7.83 3417.35 600 Outfit & Furnishing 109.39 140.69 0.00 11.55 15389.66 0.15 1263.83
Total Lightship Weight Additions 456.63 141.25 0.02 10.25 64496.57 7.98 4681.18
M11 Design and Building Margin 10.00% 0.00% 45.66 141.25 0.02 10.25 6449.66 0.80 468.12
Lightship Additions + DBM 502.29 141.25 0.02 10.25 70946.23 8.78 5149.30 Subtractions
100 Hull Structure -179.37 143.91 0.00 9.77 -25813.49 -0.87 -1751.80
Total Lightship Weight Subtractions -179.37 143.91 0.00 9.77 -25813.49 -0.87 -1751.80 Total
Total Lightship Weight Delta 322.92 139.77 0.02 10.52 45132.74 7.92 3397.50 (Additions + DBM + Subtractions)
Input Data - Additions
ESWBS
Account
Description Thickness in Qty Unit Lb /Unit Weight LT LCG ft TCG ft VCG ft
L-Mom ft-LT
T-Mom ft-LT
V-Mom ft-LT
Notes
111 Shell Plating
116 Longitudinal Framing
116 Top Dk Long - FB 9x1/2 1/2 1311 ft2 20.40 11.93 142.37 0.00 11.00 1698.97 0.00 131.27
116 Top Dk Long - 22x6x1 Flg Pl 1 1053 ft2 40.80 19.18 140.49 0.00 10.11 2694.17 0.00 193.88
116 1/2" Tripping Brackets 1/2 171 ft2 20.40 1.56 139.30 0.00 9.70 217.20 0.00 15.12
116 1/2" Brackets at 9x1/2" FB Ends 1/2 30 ft2 20.40 0.27 127.94 0.00 9.36 34.65 0.00 2.53
116 Btm Pl 6x1/2 FB FR 20 to 28 1/2 208 ft2 20.40 1.90 150.00 0.00 0.25 284.29 0.00 0.47 117 Transverse Framing
117 Top Deck Xvrs - 34x10x1 Flg Pl 1 3042 ft2 40.80 55.41 139.75 0.00 9.46 7743.09 0.00 524.15
117 Top Deck Xvrs - 22x6x1/2 Flg Pl 1/2 350 ft2 20.40 3.19 149.95 0.00 10.89 477.91 0.00 34.71
117 Xvrs at 1/3 & 2/3 FR - 16x4x1 Flg Pl 1 612 ft2 40.80 11.15 140.38 0.00 10.40 1564.80 0.00 115.93
117 17x17x3/4" BRKT 3/4 34 ft2 30.60 0.46 131.31 0.00 7.73 60.34 0.00 3.55
117 Brackets at 1/3 & 2/3 FR - 1/2" 1/2 244 ft2 20.40 2.22 132.79 -0.32 10.40 295.30 -0.71 23.13
117 Brackets at 1/3 & 2/3 FR - 1" Pl 1 474 ft2 40.80 8.64 139.57 0.00 10.54 1205.55 0.00 91.04
117 Brackets at FR - 18x18x1/2" 1/2 90 ft2 20.40 0.82 131.30 0.13 7.75 107.04 0.11 6.32
117 Brackets at FR - 20x20x1/2" 1/2 81 ft2 20.40 0.74 138.85 0.00 9.44 102.92 0.00 7.00
117 L4x4x1/2" Diag 1/2 564 ft2 20.40 5.14 138.77 0.00 5.77 712.91 0.00 29.64
117 Btm Deck Xvrs - 15x5x1/2 Flg Pl 1/2 229 ft2 20.40 2.08 150.42 0.00 0.78 313.35 0.00 1.62 121 Longitudinal Bulkheads
121 NT BHD w/in Radial Structure 1 444 ft2 40.80 8.09 150.00 0.00 9.14 1213.77 0.00 73.96
121 NT BHD w/in Radial Structure 3/8 762 ft2 15.30 5.20 150.00 0.00 3.54 780.44 0.00 18.42
121 NT BHD - FR 27.5 to 31 1 190 ft2 40.80 3.47 188.46 0.00 9.14 653.33 0.00 31.69
121 NT BHD - FR 13 to 20 1 345 ft2 40.80 6.28 102.16 0.00 9.14 641.94 0.00 57.43
121 3/8" NT BHD 25' OCL 3/8 508 ft2 15.30 3.47 150.00 0.00 2.54 520.76 0.00 8.82
121 1" NT BHD 25' OCL 1 1643 ft2 40.80 29.92 140.63 0.00 8.54 4207.07 0.00 255.49
121 BHD Long'l Stiffening - 6x1/2" FB 1/2 647 ft2 20.40 5.89 143.98 0.01 6.79 848.52 0.06 40.02
121 L8x4x1/2" Vert 1/2 22 ft2 20.40 0.20 150.00 0.00 5.60 30.57 0.00 1.14 122 Transverse Bulkheads
122 6x1/2" FB ~ 25' OCL 1/2 21 ft2 20.40 0.19 150.25 0.00 5.92 28.28 0.00 1.11
122 12x3x3/4" Flg Pl 3/4 81 ft2 30.60 1.10 131.26 7.40 0.00 144.87 8.17 0.00
122 12x3x3/8" Flg Pl 3/8 218 ft2 15.30 1.49 150.03 0.00 4.81 223.44 0.00 7.16
122 6x1/2 FB supports on btm 1/2 9 ft2 20.40 0.08 150.00 0.00 0.25 12.17 0.00 0.02 Radial Structure
122 1/2" brkt radial bhd connection 1/2 9 ft2 20.40 0.08 150.33 0.01 6.30 12.11 0.00 0.51 Radial Structure
122 3/4" brkt radial bhd 3/4 132 ft2 30.60 1.81 150.33 0.01 9.50 271.41 0.02 17.15 Radial Structure
122 1" brkt diagonal bhd 1 298 ft2 40.80 5.44 150.00 0.00 8.59 815.36 0.00 46.69 Radial Structure
122 12x4x1/2" Fl Pl supports 1/2 99 ft2 20.40 0.90 150.06 0.00 7.18 135.05 0.00 6.46 Radial Structure
122 8x4x1/2" Fl Pl supports 1/2 153 ft2 20.40 1.39 150.19 0.00 6.52 209.25 0.00 9.08 Radial Structure 131 Main Deck
131 Crane Deck 1 1/8 6007 ft2 45.89 123.08 140.13 0.00 11.25 17246.31 0.00 1384.63
131 Main Deck 1/2 1250 ft2 20.40 11.38 150.00 0.00 12.00 1707.38 0.00 136.59
131 1/2" Pl - Portable Crane Stop 1/2 114.60 ft2 20.40 1.04 150.00 0.00 12.26 156.53 0.00 12.79 LCG, TCG treated as center of crane deck
131 1" Pl - Portable Crane Stop 1 93.52 ft2 40.80 1.70 150.00 0.00 12.13 255.48 0.00 20.65 LCG, TCG treated as center of crane deck
Input Data - Additions
Account
Description Thickness in Qty Unit Lb /Unit Weight LT LCG ft TCG ft VCG ft
L-Mom ft-LT
T-Mom ft-LT
V-Mom ft-LT
Notes
131 1/2" Pl - Permanent Crane Stop 1/2 183.86 ft2 20.40 1.67 150.94 0.00 12.71 252.71 0.00 21.28
131 L6x4x3/8" - Permanent Crane Stop 3/8 29.54 ft2 15.30 0.20 148.50 0.00 12.58 29.96 0.00 2.54
634 Deck Covering
634 Axion Struxure 3"x12" - Portable Crane Stop 121.33 ft 12.50 0.68 150.00 0.00 12.63 101.56 0.00 8.55 LCG, TCG treated as center of crane deck
634 Axion Struxure 6"x9" - Portable Crane Stop 24.66 ft 20.50 0.23 150.00 0.00 11.66 33.86 0.00 2.63 LCG, TCG treated as center of crane deck
634 Axion Struxure 7"x9" - Portable Crane Stop 24.66 ft 23.00 0.25 150.00 0.00 11.66 37.99 0.00 2.95 LCG, TCG treated as center of crane deck
634 Axion 9" Mat 5800.09 ft2 39.18 101.46 140.53 0.00 11.66 14258.08 0.00 1183.02
196 Welding Tolerance (1.5%) 0.02 ea 758835.24 5.08 141.42 0.02 9.84 718.64 0.11 50.01 197 Material Tolerance (1%) 0.01 ea 758835.24 3.39 141.42 0.02 9.84 479.09 0.08 33.34 631 Painting (2%) 0.02 ea 758835.24 6.78 141.42 0.02 9.84 958.18 0.15 66.68
Input Data - Subtractions
Account
Description Thickness in Qty Unit Lb /Unit Weight LT LCG ft TCG ft VCG ft
L-Mom ft-LT
T-Mom ft-LT
V-Mom ft-LT
Notes
111 Shell Plating
111 Transom 1/2 -40.10 ft2 20.40 -0.37 200.00 0.00 11.60 -73.03 0.00 -4.24
111 15x3x1/2" Flg Pl Tops - Transom 1/2 -19.25 ft2 20.40 -0.18 199.27 0.00 11.60 -34.93 0.00 -2.03
111 Btm 15x5x1/2 FL PL 1/2 -216.85 ft2 20.40 -1.97 150.00 0.00 0.78 -296.20 0.00 -1.54 Radial Structure
111 Btm 6x1/2 FB 1/2 -184.94 ft2 20.40 -1.68 150.00 0.00 0.25 -252.61 0.00 -0.42 Radial Structure 116 Longitudinal Framing
116 Top Dk Long - Fr 27.5 to 32 1/2 -271.74 ft2 20.40 -2.47 188.37 0.00 11.63 -466.12 0.00 -28.77
116 Top Dk Long - Fr 13 to 20.5 1/2 -505.18 ft2 20.40 -4.60 106.25 0.00 11.63 -488.77 0.00 -53.48
116 Top DK Long Fr 20 to 28 37' 6" OCL 1/2 -291.90 ft2 20.40 -2.66 150.06 0.00 11.63 -398.87 0.00 -30.90
116 1/2" BRKT 1/2 -24.16 ft2 20.40 -0.22 114.46 0.00 11.08 -25.18 0.00 -2.44
116 1/2" Tripping BRKT 1/2 -48.61 ft2 20.40 -0.44 135.47 0.00 10.67 -59.96 0.00 -4.72 117 Transverse Framing
117 Top Deck Xvrs - FR 29 to 31 1/2 -350.00 ft2 20.40 -3.19 187.45 0.00 10.89 -597.42 0.00 -34.71
117 Top Deck Xvrs - FR 14 to 19 1/2 -700.00 ft2 20.40 -6.37 103.13 0.00 10.89 -657.34 0.00 -69.42
117 Top Deck Xvrs - FR 20 to 28 1/2 -312.98 ft2 20.40 -2.85 149.91 0.00 10.89 -427.24 0.00 -31.04
117 brackets at 1/3 & 2/3 FR: FR 27 to 32 1/2 -141.76 ft2 20.40 -1.29 189.15 0.18 11.00 -244.17 -0.23 -14.20
117 brackets at 1/3 & 2/3 FR: FR 13 to 20 1/2 -266.84 ft2 20.40 -2.43 101.37 0.19 11.00 -246.31 -0.46 -26.73 121 Longitudinal Bulkheads
121 NT BHD - 12.5' OCL - Fr 13 to 20 3/8 -412.12 ft2 15.30 -2.81 102.16 0.00 9.54 -287.54 0.00 -26.85
121 NT BHD - 12.5' OCL - Fr 28 to 32 3/8 -227.36 ft2 15.30 -1.55 188.46 0.00 9.54 -292.63 0.00 -14.81
121 NT BHD - 25' OCL - Fr 13 to 20 3/8 -605.20 ft2 15.30 -4.13 103.13 0.00 8.54 -426.24 0.00 -35.30
121 NT BHD - 25' OCL - Fr 28 to 32 3/8 -345.84 ft2 15.30 -2.36 187.50 0.00 8.54 -442.86 0.00 -20.17
121 CL BHD 3/8 -95.25 ft2 15.30 -0.65 140.63 0.00 11.60 -91.48 0.00 -7.55
121 6x1/2 FB 1/2 -232.85 ft2 20.40 -2.12 133.27 0.03 8.71 -282.61 -0.06 -18.47 122 Transverse Bulkheads
122 FR 24 BHD 1/2 -40.00 ft2 20.40 -0.36 150.00 0.00 11.60 -54.64 0.00 -4.23
122 12x3x3/8" Flg Pl Tops in Rectilinear sections 3/8 -133.84 ft2 20.40 -1.22 134.81 0.04 8.11 -164.30 -0.05 -9.88
122 6x1/2" FB Tops - Fr 13 1/2 -6.42 ft2 20.40 -0.06 81.50 0.00 10.68 -4.76 0.00 -0.62
122 22x6x1/2 FL PL 1/2 -771.44 ft2 20.40 -7.02 150.00 0.00 10.89 -1053.71 0.00 -76.50 Radial Structure
122 9x1/2 FB 1/2 -716.85 ft2 20.40 -6.53 150.00 0.00 11.63 -979.15 0.00 -75.88 Radial Structure
122 12x3x3/8 Flg Pl 3/8 -102.18 ft2 15.30 -0.70 150.50 0.14 8.36 -105.02 -0.10 -5.83 Radial Structure
122 8x4x1/2L 1/2 -426.00 ft2 20.40 -3.88 149.91 -0.01 7.45 -581.53 0.04 -28.90 Radial Structure
122 24x1" Web Pl 1 -488.12 ft2 40.80 -8.89 150.00 0.00 6.74 -1333.45 0.00 -59.92 Radial Structure
122 12x1 1/2" Flg 1 1/2 -243.93 ft2 61.19 -6.66 150.00 0.00 6.73 -999.55 0.00 -44.85 Radial Structure
122 Ring BHD 1 1/4 -1194.00 ft2 50.99 -27.18 150.00 0.00 6.35 -4077.22 0.00 -172.60 Radial Structure
122 Angled BHD 1 1/4 -98.78 ft2 50.99 -2.25 150.00 0.00 11.60 -337.31 0.00 -26.09 Radial Structure
122 1/2" Radial BRKT 1/2 -60.41 ft2 20.40 -0.55 150.00 0.00 11.17 -82.51 0.00 -6.14 Radial Structure
Input Data - Subtractions
Account
Description Thickness in Qty Unit Lb /Unit Weight LT LCG ft TCG ft VCG ft
L-Mom ft-LT
T-Mom ft-LT
V-Mom ft-LT
Notes
122 1" Radial BRKT 1 -233.77 ft2 40.80 -4.26 150.00 0.00 6.39 -638.61 0.00 -27.19 Radial Structure 131 Main Deck
131 Main Deck 1/2 -7187.50 ft2 20.40 -65.45 142.25 0.00 12.00 -9310.20 0.00 -785.39
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